52nd week of 2018 patent applcation highlights part 38 |
Patent application number | Title | Published |
20180372013 | SYSTEM AND METHOD FOR SELF-ADJUSTING ENGINE PERFORMANCE PARAMETERS DURING FUEL QUALITY VARIATION - A system and method for self-adjusting engine performance parameters in response to fuel quality variations that includes an exhaust sensor for measuring a level of carbon dioxide present in an exhaust manifold, at least one of a knock sensor and a cylinder pressure transducer for determining a location of peak pressure and a centroid, respectively, a controller in communication with the exhaust sensor and the at least one of the knock sensor and the cylinder pressure transducer, the controller correlating a methane number of the fuel used by the engine to a brake specific carbon dioxide value calculated using the level of carbon dioxide measured by the exhaust sensor and the at least one of the centroid and the location of peak pressure, and an adjusting mechanism, wherein the adjusting mechanism adjusts an engine performance parameter based on the determined methane number. | 2018-12-27 |
20180372014 | SYSTEM AND METHOD FOR EVALUATING VEHICLE FUEL INJECTION SYSTEM - A method for analyzing a fuel injection system includes generating injection commands, including attenuating a predetermined fuel request schedule for a different one of the plurality of injectors in a plurality of test cycles. Fuel is injected according to the injection commands to complete the plurality of test cycles. The processor generates pump commands for the pump to maintain a substantially constant pressure of the common rail during the test cycles. First command data are stored for the plurality of test cycles corresponding to the injection commands sent during the test cycles. Second command data are stored for the test cycles corresponding to the pump commands sent during the test cycles. The processor processes the first command data and the second command data to determine flow characteristics of the plurality of fuel injectors. | 2018-12-27 |
20180372015 | METHOD FOR DIAGNOSING AN OXYGEN PROBE - Disclosed is a method for diagnosis of an oxygen probe for a combustion engine, with the steps: When an engine's fuel injection is inactive, measuring the output electric voltage from the oxygen probe; If the measured output electrical voltage of the oxygen probe is greater than a predetermined minimum voltage threshold, measuring a pressure prevailing in an intake distributor of the engine; If the measured pressure in the intake distributor is less than a predetermined minimum pressure threshold, increasing the pressure to a value greater than the predetermined minimum pressure threshold; Determining the time period between the time when the output electrical voltage of the probe falls below a second predetermined voltage threshold and the time when the output electrical voltage of the probe falls below a third predetermined voltage threshold; and diagnosing the oxygen probe depending on elapsed the time period. | 2018-12-27 |
20180372016 | VIBRATION FEEDBACK CONTROLLER - The disclosure includes a system that includes an adaptive control module for an engine. The adaptive control module is configured to receive a power input signal and receive, from an engine vibration sensor, a vibration signal indicative of an operating condition of the engine. The adaptive control module is further configured to determine, using a set of control laws, a power demand signal based on inputs including the power input signal and the vibration signal. The adaptive control module is further configured to output the power demand signal to at least one component of the engine. | 2018-12-27 |
20180372017 | GAS ENGINE DRIVE SYSTEM - A gas engine drive system includes: a gas engine; a turbocharger including a compressor and a turbine connected to the gas engine; a fuel injection valve provided on the gas engine; a fuel supply line leading a fuel gas to the fuel injection valve, the fuel supply line having a pressure regulating valve; a first pressure meter detecting an intake air pressure; a second pressure meter detecting a fuel supply pressure being a pressure at a pressure regulating valve downstream side; and a controller controlling the pressure regulating valve such that a pressure difference between the fuel supply pressure and the intake air pressure is a target value. The controller changes the target value from a first to a second setting value higher than the first when a load on the gas engine increases rapidly or when a calorific value of the fuel gas is less than a threshold. | 2018-12-27 |
20180372018 | FUEL INJECTION NOZZLE - The invention relates to a fuel injection nozzle comprising a nozzle element ( | 2018-12-27 |
20180372019 | TWO PIECE ENGINE BLOCK CONSTRUCTION - A cylinder block for an internal combustion engine includes a main cylinder block defining a plurality of first cylinder chambers. A secondary cylinder block is assembled to an upper surface of the main cylinder block and defines a plurality of second cylinder chambers that align with respective ones of the plurality of first cylinder chambers. A plurality of cylinder liners are disposed in the corresponding plurality of first and second cylinder chambers of the main cylinder block and the secondary cylinder block. | 2018-12-27 |
20180372020 | Piston For An Internal Combustion Engine and Production Method Therefore - A piston of an internal combustion engine having a piston head which has a ring zone and is adjoined by a piston skirt which encloses an inner shape, with two box walls which lie opposite one another and are set back with respect to the outer contour of the piston and with two skirt walls which are not set back with respect to the outer contour of the piston, wherein the box walls receive hubs, wherein the piston skirt has skirt supports which are connected to the hub, wherein the width of the box wall is a point of intersection between the pin axis and the constant-curvature and constant-tangent further course of the box wall, and to a method for producing a piston for internal combustion engines. | 2018-12-27 |
20180372021 | PISTON OF INTERNAL COMBUSTION ENGINE - A piston of an internal combustion engine includes a top land with a plurality of partial grooves formed therein, the plurality of partial grooves extending in a circumferential direction and being spaced apart from each other in the circumferential direction. Each of the plurality of partial grooves is formed such that a depth of each partial groove is continuously reduced from a center of the partial groove toward both ends of the partial groove. | 2018-12-27 |
20180372022 | A ROTARY STIRLING-CYCLE APPARATUS AND METHOD THEREOF - A Stirling-cycle apparatus is provided comprising a hermetically sealable housing; a first rotary displacement unit in fluid communication with a second rotary fluid displacement unit, each operably mounted in a separate, fluidly sealed portion within said housing and adapted to provide a cyclic change of at least one thermodynamic state parameter of a working fluid during use. Furthermore, each one of said first and second rotary displacement unit comprises a compressor mechanism, having a first compressor working chamber that is adapted to receive a first portion of said working fluid, and at least a second compressor working chamber that is adapted to receive a second portion of said working fluid, said first compressor working chamber comprises a first outlet port and said second compressor working chamber comprises a second outlet port. Each one of said first and second rotary displacement unit further comprises an expander mechanism, having a first expander working chamber that is adapted to receive said first portion of said working fluid, and at least a second expander working chamber that is adapted to receive said second portion of said working fluid, said first expander working chamber comprises a first inlet port and said second expander working chamber comprises a second inlet port; a drive coupling assembly, adapted to operably and operatively couple said first expander mechanism to said first compressor mechanism. The drive coupling assembly further comprises a rotating valve mechanism, adapted to provide a predetermined sequence of a cyclic fluid exchange between said first compressor working chamber and said first expander working chamber, and between said second compressor working chamber and said second expander working chamber, at predetermined intervals of the angle of rotation of said first and second rotatory displacement unit. The Stirling-cycle apparatus further comprises an actuator, operably coupled to said first and second rotary displacement unit, and adapted to synchronously link the rotational movement of said first rotary displacement unit with said second rotary displacement unit, such that said first predetermined cyclic change of at least one thermodynamic state parameter of said working fluid is offset in relation to said second predetermined cyclic change of at least one thermodynamic state parameter of said working fluid by a predetermined phase angle, during use. | 2018-12-27 |
20180372023 | ENGINE COOLING CONFIGURATIONS WITH WASTE HEAT RECOVERY SYSTEM - A vehicle has a waste heat recovery (WHR) system and an engine. The WHR system includes a WHR working fluid circuit with a pump, a power turbine, and a condenser. An engine coolant circuit circulates coolant between the engine and an engine coolant heat exchanger/working fluid boiler in the WHR working fluid circuit. At least one exhaust gas heat exchanger/superheater in the WHR working fluid circuit receives waste heat from an exhaust circuit and/or from an exhaust gas recirculation circuit. A working fluid cooled charge air cooler in the WHR working fluid circuit receives waste heat from compressed charge air in a charge air intake circuit. A recuperator may transfer waste heat from working fluid passing from the power turbine to the condenser to working fluid passing from the working fluid cooled charge air cooler to the engine coolant heat exchanger/working fluid boiler. | 2018-12-27 |
20180372024 | Thrust Reverser System Having Limited Aerodynamic Disturbance - A thrust reverser system includes two thrust reversal cascades, of which the first cascade is entrained by an actuator, and which are configured to adopt a retracted position in which they are housed in a space located outside the duct. The action of the actuator brings about: rearward displacement of the first cascade in the direction of a nacelle opening; and during part of the rearward displacement of the second cascade, simultaneous pivoting of this second cascade under the action of a control lever, the interaction of which with a fixed guide rail forces the front end of the lever to move radially inwards while the lever is entrained rearwards by the second cascade. | 2018-12-27 |
20180372025 | JET ENGINE COMPRISING A NACELLE EQUIPPED WITH REVERSER FLAPS - A jet engine including a motor with a fan casing and a nacelle which includes a mobile cowl and a main slider that is mobile in translation between an advanced position and a retracted position in which the mobile cowl and the fan casing define, between them, a window. The nacelle also includes reverser flaps and exterior flaps, each one being mounted articulated on the main slider between a stowed position in which it obstructs the window and a deployed position in which it does not obstruct the window, a secondary slider that is mobile in translation on the main slider between a first position and a second position, a transmission system making each reverser flap and exterior flap pass from the stowed position to the deployed position when the secondary slider passes from the first position to the second position, and a set of actuators that bring about a movement in translation of the main slider and of the secondary slider. | 2018-12-27 |
20180372026 | GIMBAL ASSEMBLY AND MANUFACTURE THEREOF - A gimbal assembly comprises a body, comprising at least one pivot boss projecting radially outwards along a first pivot axis (V) from an outer surface of the body; a gimbal, comprising an outer case surrounding the body and at least one hole projecting radially outwards along a second pivot axis (H) to receive a pivot pin to pivotally couple the gimbal to a fixed structure. The second pivot axis (H) is perpendicular to the first pivot axis (V) and the outer case is formed at least partially from carbon fibre-reinforced polymer matrix composite material. The outer case comprises at least one cavity on its inner surface in which the at least one pivot boss is located to pivotally couple the gimbal to the body. | 2018-12-27 |
20180372027 | PROJECTILE FUEL SYSTEM - A projectile fuel system has with a liquid fuel tank, a liquid oxygen tank, a first turbine, and a second turbine. A combining device merges a first carbon dioxide exhaust with the second supercritical carbon dioxide exhaust to form a first heated supercritical carbon dioxide. A control valve proportions the first portion of heated supercritical carbon dioxide and the second portion of heated supercritical carbon dioxide to each of the first turbine and the second turbine, adjust total flow rate both of the first portion of heated supercritical carbon dioxide and the second portion of heated supercritical carbon dioxide and adjust the total flow of supercritical carbon dioxide from a jacket. | 2018-12-27 |
20180372028 | FAULT DIAGNOSIS DEVICE - When the internal combustion engine is stopped, a pressure reduction pump performs a pressure reduction while a first open/close valve and a second open/close valve are closed. After that, a control unit determines whether a fault occurs in a second purge pipe between the second open/close valve and an intake pipe based on a measured value obtained by an obtaining portion immediately after the second open/close valve is opened. | 2018-12-27 |
20180372029 | CANISTER FOR A FUEL TANK OF A VEHICLE - A canister for absorption of fuel vapours from a fuel tank, includes a hollow body defining an internal chamber containing absorbent material, a first opening communicating with a tank vent conduit, a second opening vented towards the atmosphere, and a third opening communicating with a conduit connected to an engine intake manifold. The canister body has outer and inner side walls parallel to and spaced apart from each other, and defining therebetween a thermally insulating interspace extending continuously for the whole circumferential extension of the outer side wall, on all sides of the canister body, whereby said thermally insulating interspace surrounds the internal chamber and promotes saving of heat generated inside the internal chamber in the absorption operating mode, during an engine inoperative stage, so as to improve canister scavenging efficiency during a subsequent stage wherein the scavenging operating mode is activated, when the engine is operative. | 2018-12-27 |
20180372030 | Method And A Control Device For Operating A Tank Venting System Of An Internal Combustion Engine - Various embodiments may include a method and a control device for operating a tank venting system of an internal combustion engine. For example, a method for operating an engine may include: activating a scavenge air pump disposed in a regeneration line with a fuel vapor retention filter; upon reaching a constant speed of an impeller of the scavenge air pump conveying the scavenge air, detecting a pressure upstream of the scavenge air pump and a pressure downstream of the scavenge air pump; calculating a differential pressure across the scavenge air pump; determining the degree of loading of the fuel vapor retention filter based at least in part on the differential pressure; and adjusting a fuel injection time based on the degree of loading. | 2018-12-27 |
20180372031 | HEAT EXCHANGER - A heat exchanger may include a heat exchanger block and a diffusor connected thereto. At least one connecting pin may be integrally molded to a surface of the heat exchanger block. At least one passage opening, through which the at least one connecting pin may engage when the heat exchanger is mounted, may be arranged on the diffusor. The at least one connecting pin may have a widened head via which the diffusor may be secured to the heat exchanger block. | 2018-12-27 |
20180372032 | METHODS AND SYSTEMS FOR A CONDENSATE TRAP IN A COMPRESSOR INLET - Methods and systems are provided for a turbocharger comprising a compressor inlet shaped to mitigated condensate formation therein. In one example, system may include a condensate trap which runs along an inner wall of the compressor inlet and is shaped to trap condensate. | 2018-12-27 |
20180372033 | VALVE - A valve for opening or closing a flow section has: a valve disk, a valve plunger and a transmission for converting rotary motion into translational motion. The transmission has a rocker arm mounted to rotate about an axis of relation, the rocker arm is linked to the valve plunger by connecting rods, and the connecting rods are mounted to rotate relative to the rocker arm and the valve plunger. A restoring device generates a force component to counteract a movement of the valve plunger transmitted to the valve plunger by the rocker arm and the connecting rods. | 2018-12-27 |
20180372034 | ENVIRONMENTALLY FRIENDLY ENERGY SAVING DEVICE - An environmentally friendly energy saving device includes a hollow metal inner pipe inserted in a hollow metal outer pipe, and the inner pipe includes: a middle portion defining a receiving chamber with respect to the hollow metal outer pipe, two connecting portions located at two ends of the middle portion and extended out from two ends of the hollow metal outer pipe, and a thinning groove formed in the middle portion and in communication with the receiving chamber. Far infrared powder are filled into the receiving chamber and the thinning groove and pressurized into a block. Two ends of the receiving chamber are sealed. By thinning the part of the outer wall of the inner pipe that is connected to the receiving chamber, the energy-saving efficiency of the environmentally friendly energy saving device is improved. | 2018-12-27 |
20180372035 | FUEL RETURN DEVICE - A fuel return device includes a fuel collector and a return system. The fuel collector is located in a passage between a fuel tank and a vapor fuel processing device that processes vapor fuel discharged from the fuel tank. The fuel collector collects the fuel and stores the collected fuel as a storage fuel. The return system extends from the fuel collector, and is connected to a low-pressure generation part that generates a low pressure by a flow of fuel refueled through a filler pipe into the fuel tank, to return the storage fuel to the fuel tank. | 2018-12-27 |
20180372036 | AIR CLEANER WITH HIGH PERFORMANCE SEAL AND MEDIA - A filter cartridge and filter assembly using the filter cartridge is provided. The filter cartridge having a contoured end member to angularly orient and/or axially orient the filter cartridge, and particularly a seal thereof, relative to a filter housing. The filter housing is reconfigurable to allow it to be used in different locations having different spatial configurations. | 2018-12-27 |
20180372037 | SYSTEM FOR RECIRCULATING BLOW-BY GASES INTO AN INTAKE DUCT OF AN INTERNAL COMBUSTION ENGINE, THE SYSTEM HAVING AN ANTI-ICING DEVICE - A system for recirculating blow-by gases into an air intake duct of an internal combustion engine includes a separating device to separate oil in a flow of blow-by gases of the engine. The separator device has an inlet for receiving blow-by gases, at least one discharge for returning the oil separated to the engine, and an outlet for clean blow-by gases. A recirculation duct connects the outlet to an air intake duct of the engine. The recirculation duct has an end connected to the intake duct by a T-connector member, with a main duct portion arranged along the intake duct and a tubular element protruding inside the main duct portion. The tubular element protruding inside the main duct portion has an annular end surface that has an irregular profile, preferably in the form of a saw-like toothed profile. | 2018-12-27 |
20180372038 | AIR INTAKE SYSTEM FOR AN ENGINE - In one example, an air intake system is provided. The air intake system includes a first air inlet duct providing intake air to an engine intake conduit, the first air inlet duct including an opening positioned external to an engine compartment. The air intake system also includes a second air inlet duct positioned upstream of the engine intake conduit and external to the engine compartment, the second air inlet duct including a foam plug selectively impeding airflow through the second air inlet duct, the foam plug spanning an opening of the second air inlet duct. | 2018-12-27 |
20180372039 | AIR INTAKE APPARATUS - This air intake apparatus includes an air intake apparatus main body including a plurality of pieces bonded to each other along a split plane and an external gas passage formed inside the air intake apparatus main body by bonding the plurality of pieces to each other and including an external gas receiving port that directly receives external gas from a cylinder head and an external gas introduction port that introduces the external gas into a surge tank. | 2018-12-27 |
20180372040 | AIR DUCT ASSEMBLY WITH A SECURED SEAL - An air duct assembly attachable to a receiving port includes an air duct with an inner surface and an exterior surface connected to one another at a coupling fixture. A seal is connected and bonded to the coupling fixture. The seal extends axially from the coupling fixture and has a tip with an inner diameter smaller than the coupling fixture's inner diameter. A shell is connected to the coupling fixture and the seal. The shell extends axially from the seal and is connectable to the receiving port. | 2018-12-27 |
20180372041 | PLUG CONNECTOR AND MOTOR OR VALVE COVER ELEMENT COMPRISING A PLUG CONNECTOR - A plug connector for connecting to an electric connection of a fuel injector of an internal combustion engine can comprise a rail extending in a longitudinal direction and at least one insulating element arranged in a linearly movable manner in the longitudinal direction relative to the rail, wherein the at least one insulating element protrudes out of the rail in a transverse direction. In some embodiments, the at least one insulating element comprises means for electrically connecting to the electric connection of the fuel injector in an oil-tight and releasable manner on a side facing away from the rail in the transverse direction. In some embodiments, the rail comprises a guide extending in the longitudinal direction configured to guide the at least one insulating element relative to the rail in the longitudinal direction and hold the same in a formfitting manner in the transverse direction relative to the rail. | 2018-12-27 |
20180372042 | Long Injector For Fuel Injection Into An Internal Combustion Engine - Various embodiments may include a long injector for fuel injection comprising: a base portion and an extension portion electrically connected to the base portion. An end of the extension portion may include an electrically conductive terminal with contact clips. The contact clips are spaced at a distance from each other or from a side wall of the electrically conductive terminal. An end of the base portion comprises electrical contacts positioned so each of the electrical contacts can slide into a contact clip of the electrically conductive terminal. The electrically conductive terminal includes a latch mechanism. An electrical connection between the base portion and the extension portion is created when the electrical contacts are inserted into the contact clip and held by the latch mechanism. The long injector further comprises an overmolded body encapsulating the electrical connection between the base portion and the extension portion. | 2018-12-27 |
20180372043 | Valve Assembly And Fluid Injection Valve - A valve assembly may include: a valve body with a longitudinal axis and a cavity; a valve needle; and a driving device for displacing the valve needle. In some embodiments, the valve needle comprises a disc element. The disc element and the driving device comprise mutually facing and radially extending coupling surfaces, the coupling surfaces having an overlapping area of at least 35% of the cross-sectional area of the cavity. The driving device takes the disc element with it for displacing the valve needle in the opening direction solely by means of hydraulic interaction between the coupling surfaces when the driving device is displaced in the opening direction. The coupling surface of the driving device engages in a form-fit connection with the coupling surface of the disc element for pushing the valve needle towards the closing position. | 2018-12-27 |
20180372044 | HIGH PRESSURE PUMP WITH PUMP SPRING SEALING SLEEVE - A high pressure fuel pump has a piston extending outside a pump head toward an end provided with a spring seat cooperating with a cam follower. A pump spring compressed between the pump head and the cam follower maintains the follower in contact with a revolving cam. The pump is further provided with a flexible tubular sealing sleeve engaged around the piston and extending between the pump head and the cam follower so that the internal space of the sleeve is sealingly isolated from the outer space. | 2018-12-27 |
20180372045 | CLIP FOR INJECTOR - The present disclosure relates to a clip for an injector, in particular, the clip for the injector including a base portion and an elastic piece of the clip that elastically support the upper surface of a connector housing and the lower surface of an injector cup, thus attenuating fuel injection load. In addition, an engaging piece of the clip is inserted into an engaging portion of the injector cup, thus preventing the rotation of the injector. | 2018-12-27 |
20180372046 | INJECTOR FIXING STRUCTURE OF FUEL RAIL - Disclosed herein is an injector fixing structure of a fuel rail. The injector fixing structure for a fuel rail module is configured such that an injector cup that includes a slot formed at a side thereof and an injector that includes an anti-rotation pin inserted into the slot are coupled to each other by a clip. The injector fixing structure also includes a lock formed integrally with the anti-rotation pin, and a fixing member coupled to the slot and allowing the lock to be secured when the anti-rotation pin is inserted into the slot such that the anti-rotation pin is prevented from being separated from the slot. The present invention may prevent separation of the injector from the fuel rail during transportation of the fuel rail module, thereby improving assemblability of the fuel rail module in engine assembly and increasing process efficiency. | 2018-12-27 |
20180372047 | SPRAY ORIFICE DISK AND VALVE - A spray orifice disk for a valve for a flowing fluid and, in particular, for a metering or injection valve for an internal combustion engine, including a disk body and a spray orifice set-up, which is formed in the disk body and is configured with at least one spray orifice for dispensing supplied fluid, and including at least one channel for supplying the fluid to the spray orifice. The spray orifice, the channel and/or the transition between the channel and the spray orifice being configured to form a swirl geometry of the spray orifice disk in such a manner, that during operation, due to interaction of one or more jets of the fluid emerging from the spray orifice in turbulence atomization, an oval cross-sectional pattern of the spray is formed, in particular, in the form of a flat spray. | 2018-12-27 |
20180372048 | HIGH PRESSURE FUEL PUMP AND FUEL SUPPLY SYSTEM - A high pressure fuel pump includes: a pump body that forms a suction passage and a pressurizing chamber and slidably supports a plunger; and a control valve that opens a connection between the suction passage and the pressurizing chamber in a suction stroke, during which the plunger is driven toward a suction side for suctioning fuel into the pressurizing chamber, while the control valve controls closing timing, at which the connection between the suction passage and the pressurizing chamber is closed by the control valve in a delivery stroke, during which the plunger is driven toward a delivery side for delivering the fuel out of the pressurizing chamber. The pump body forms a release passage that is communicated with the suction passage. The release passage relieves the fuel, which is pressurized by the plunger, from the pressurizing chamber before the closing timing during the delivery stroke. | 2018-12-27 |
20180372049 | METHOD AND DEVICE FOR DETERMINING THE INJECTION RATE OF AN INJECTION VALVE - The invention relates to a method for determining the injection rate of an injection valve ( | 2018-12-27 |
20180372050 | FUEL INJECTOR TESTER/CLEANER KIT AND METHOD OF USE - A pneumatic and hydraulic testing and cleaning kit for gasoline type fuel injectors used in electronic fuel injection systems on most cars today. The tester/cleaner apparatus includes a stand with pneumatic quick disconnect for applying air and a solvent in pulses at 35 to 55 psi to clean dirty fuel injectors. | 2018-12-27 |
20180372051 | GENERAL PURPOSE ENGINE - To secure detection accuracy of a temperature sensor in a general purpose engine. A general purpose engine includes an engine main body ( | 2018-12-27 |
20180372052 | STARTER CONTROLLER FOR STARTER MOTOR - A starter motor controller for a starter motor operatively connected to a single coil solenoid includes a first pair of switches including a first solenoid switch and a second solenoid switch. The first solenoid switch selectively completes a first electrical circuit for delivering a first electrical current to the single coil solenoid and the second solenoid switch selectively completes a second electrical circuit for delivering a second electrical current to the single coil solenoid that is less than the first electrical current. A second pair of switches includes a first starter motor switch and a second starter motor switch. The first starter motor switch selectively completes a first electrical circuit for delivering a first electrical power to the starter motor and the second starter motor switch selectively completes a second electrical circuit for delivering a second electrical power to the starter motor that is greater than the first electrical power. | 2018-12-27 |
20180372053 | CONTROL SYSTEM FOR VEHICLE - A control system is intended for a vehicle having an automatic stop-restart function that automatically stops an engine when a predetermined automatic stop condition is satisfied and restarts the engine when a predetermined restart condition is satisfied during an automatic engine stop. The control system has an automatic stop restricting function that, when the host vehicle is located in a first predetermined area before a temporary stop sign, prohibits an automatic stop of the engine. When a preceding vehicle is located in the first predetermined area, the automatic stop restricting function is deactivated. | 2018-12-27 |
20180372054 | PORTABLE START-UP POWER SUPPLY - Disclosed is a portable start-up power supply comprising supercapacitors, lithium-ion batteries, a supercapacitor precharge module, a parallel switch module, a battery management system (BMS), a charging module, a controller, a switch and a car battery bridging and protection module, wherein the controller is connected with the charging module, the BMS, the supercapacitor precharge module, the parallel switch module, the supercapacitors, the car battery bridging and protection module, and the switch; the charging module is connected with the lithium-ion batteries through the BMS; the positive electrode of the lithium-ion battery is connected with the positive electrode of the supercapacitor through the supercapacitor precharge module; the supercapacitors is connected with the car battery bridging and protection module; and the parallel switch module is connected with the lithium-ion batteries and the supercapacitors. The lithium-ion batteries in combination with the supercapacitors realize complementary advantages, so that the present invention has an excellent start-up performance even at an extremely low temperature. | 2018-12-27 |
20180372055 | GAS ENGINE SYSTEM - A gas engine system controller: calculates a delay calculation value of a knocking occurrence ratio; determines a primary target ignition timing; sets the primary target ignition timing as a current ignition timing if the occurrence ratio difference is positive and an ignition timing does not exceed a converted value of a first advance rate; determines whether a rapid advance condition is satisfied if the occurrence ratio difference is positive and the ignition timing difference exceeds the converted value of the first advance rate; sets a secondary target ignition timing as the current ignition timing if the rapid advance condition is not satisfied, the secondary target ignition timing obtained by adding the converted value of the first advance rate to the previous ignition timing; and determines the current ignition timing so as to achieve a second advance rate greater than the first advance rate if the rapid advance condition is satisfied. | 2018-12-27 |
20180372056 | SYSTEMS AND METHODS FOR REDUCING ENGINE TORQUE THROUGH SPARK RETARD - Methods and systems are provided for reducing engine torque using spark retard. In one example, a method may include calculating a spark timing for each firing event of a plurality of firing events individually in order to achieve a desired amount of reduced torque as an average torque over the plurality of firing events. An occurrence of random misfire may be reduced by rounding the spark timing for each firing event of the plurality of firing events to a stable region or a misfire region. | 2018-12-27 |
20180372057 | SPEED OPTIMALITY ANALYSIS FOR EVALUATING THE OPTIMALITY OF A POWERTRAIN - Systems and methods for improving fuel economy in vehicles such as Class 8 trucks are provided. In some embodiments, signals indicating states of the powertrain are collected and used to generate fuel rate optimization values. Fuel rate optimization values may indicate a difference between optimum fuel flow rates and actual fuel flow rates during a vehicle drive cycle. Recorded fuel rate optimization values may be used to compare different vehicle configurations during testing, and may also be used to evaluate vehicle performance during real-world operation. | 2018-12-27 |
20180372058 | CONTROLLER AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE - To provide a controller and control method for an internal combustion engine capable of estimating a discharge plasma length and the in-cylinder flow speed accurately by easy method. A controller and a control method for an internal combustion engine detects a secondary voltage which is a voltage generated by the secondary coil, calculates a minimum value of secondary voltage during a discharge period, calculates a discharge plasma length based on the secondary voltage and the minimum value of secondary voltage, and calculates an in-cylinder flow speed based on a time change of the discharge plasma length and a Coulomb force. | 2018-12-27 |
20180372059 | A GRAVITATIONAL VORTEX WATER TURBINE ASSEMBLY - A gravitational vortex water turbine assembly is described wherein the water turbine is disposed below the bottom of the basin in which the vortex is induced. Preferably, the basin comprises a spiral-shaped side wall and the rotor blades of the turbine rotor are dimensioned such that they absorb the tangential, axial and radial component of the water flow of the vortex. | 2018-12-27 |
20180372060 | AUTONOUMOUS POWER GENERATING DEVICE USING GRAVITY AND BUOYANCY, AUTONOMOUS POWER GENERATING DEVICE USING STRUCTURE, AND MARINE BOUNDARY LIGHT USING SAME - The present invention relates to an autonomous power generating device using gravity and buoyancy, an autonomous power generating device using a structure, and a marine boundary light using same. To this end, the present invention forms a rotating module having at least one rotating body provided on a rotating shaft and a power transmitting gear provided on one side end of the rotating shaft, a rope is hung to touch the rotating body of the rotating module and moves upward and downward, a buoyant body is provided on one side end of the rope, a tensioning body is provided on the other side end to vary the vertical force with the buoyant body, and the rotating force of the power transmitting gear of the rotating module is sequentially transmitted to a drive gear and a generator. Therefore, a fluctuation in water level can effectively be converted into an up-and-down vertical movement of the buoyant body. | 2018-12-27 |
20180372061 | Eccentrically Rotating Mass Turbine - A turbine comprises a shaft ( | 2018-12-27 |
20180372062 | ROOT INSERT AND A WIND TURBINE HAVING WIND TURBINE BLADES WITH ROOT INSERTS - A wind turbine is presented. The wind turbine includes a tower, a rotor coupled to the tower, and a plurality of blades coupled to the rotor, wherein each of the plurality of blades comprises a root and a plurality of root inserts positioned circumferentially along the root. Each of the root inserts includes a metal bushing including an outer surface and a plurality of grooves formed at least on the outer surface, a core coupled to the metal bushing, and a plurality of layers wrapped around the metal bushing and the core, wherein a layer of the plurality of layers comprises a different fiber orientation from a fiber orientation of another layer of the plurality of layers. | 2018-12-27 |
20180372063 | A METHOD AND A SYSTEM FOR MOUNTING A ROTOR TO A DRIVE SHAFT OF A WIND TURBINE - A method for mounting a rotor to a drive shaft of a wind turbine, the method comprising placing a hub on a surface, attaching a first, a second, and a third rotor blade to the hub to thereby make a rotor in situ. To protect the blades and to avoid fixed lifting lugs on the rotor, the method includes the step of wrapping a sling about each of the blades, attaching each sling to a fitting, lifting each fitting to thereby raise the rotor from the surface, and attaching the rotor to the drive shaft while the position and orientation of the rotor is controlled by the slings. | 2018-12-27 |
20180372064 | ROTOR HUB FOR A WIND TURBINE HAVING PRE-POSITIONED FASTENERS AND RELATED METHOD - A rotor hub for a wind turbine includes a hub frame having a blade attachment site configured for attachment of a wind turbine blade to the hub frame, and a dispenser coupled to the hub frame and containing one or more fasteners, wherein the one or more fasteners is selectively releasable from the dispenser to facilitate attachment of the wind turbine blade to the hub frame. A plurality of dispensers may be provided, each having a plurality of fasteners disposed therein. The dispensers may be coupled to the hub frame and distributed about the periphery of the blade attachment site. A method of attaching a blade to a rotor hub includes positioning the blade adjacent the attachment site on the hub frame, and securing the blade to the hub frame at the attachment site using the fasteners from the dispensers. | 2018-12-27 |
20180372065 | Wind Turbine Blade with Hybrid Spar Cap and Associated Method for Making - A wind turbine blade shell component is made by providing a plurality of first pultrusion plates formed of a first fiber material, and a plurality of second pultrusion plates formed of a second fiber material. The first and second pultrusion plates are stacked in a hybrid pattern that includes a first section containing a plurality of the first and second pultrusion plates having a length shorter than an entire length of a spar cap for a wind turbine blade shell, and a core section having a continuous unbroken length of the second fiber material corresponding to an entire length of the spar cap. The stacked pattern is arranged on blade shell materials in a mold for the blade shell component and is bonded with the blade shell materials to form the blade shell component. | 2018-12-27 |
20180372066 | Wind Turbine Blade with Hybrid Spar Cap and Associated Method for Making - A wind turbine blade component is made by providing a plurality of first pultrusion plates formed of a first pultrusion fiber material, and a plurality of second pultrusion plates formed of a second pultrusion fiber material. The first and second pultrusion plates have a length corresponding to an entire length of a spar cap for a wind turbine blade shell. The first and second pultrusion plates are stacked in a hybrid pattern that contains both first and second pultrusion plates, and the stack is arranged on blade shell material in a mold for the blade shell. The stacked hybrid pattern of first and second pultrusion plates is bonded with the blade shell materials to form an integral blade shell and bonded spar cap component. | 2018-12-27 |
20180372067 | WIND TURBINE ROTOR BLADE AND WIND TURBINE - A wind turbine rotor blade comprising a rotor blade root, a rotor blade tip, and at least two rotor blade parts which are secured to one another by means of at least one securing unit in a dividing plane. The securing unit has a cross pin in a first rotor blade part, a first clamping device in or on the cross pin, a steel cable which is guided through a hole in the second rotor blade part and a second clamping device with which a second end of the steel cable is clamped. A first end of the steel cable is clamped in the first clamping device on a blade outer side. The second clamping device is provided on a blade inner side. | 2018-12-27 |
20180372068 | Bonded Window Cover with Joint Assembly for a Wind Turbine Rotor Blade - A bonded window cover for an access window of a rotor blade assembly having a unique joint assembly is provided. For example, for rotor blade assembly having blade inserts that form access windows with the rotor blade segments, the laminated in window covers are replaced with bonded windows. More specifically, the bonded-in window covers are bonded in with a window frame lap joint, which allows the transition from two sets of inner skin layers (bonded onto one another) to one set of inner skin layers. Without this transition, the leading edge would have an undesirable bump or protrusion as well as waves in the skin layers. | 2018-12-27 |
20180372069 | FLUIDIC TURBINE STRUCTURE - A fluidic structure configured to be mounted onto the hub of a fluidic turbine comprising a hub that rotates about a center axis, aligned to a main shaft that contributes torque to the main shaft of the turbine via the principle of lift and/or drag. The fluidic structure can be rigid or have some flexibility. The structure has two or more curved fluidic elements that extend from an upstream tip that aligns to the center axis of rotation, to a downstream end at some further radial position away from the center axis, and rotates about the center axis, wherein the two or more curved fluidic elements contain chord sections that are generally more wide at the upstream position and general more narrow at the downstream position. | 2018-12-27 |
20180372070 | PREVENTING WIND TURBINE MISALIGNMENT SITUATIONS - Control system to prevent wind turbine misalignment situations employing mathematical algorithms implemented in the wind turbine controller. Different optimization algorithms have been analyzed getting results that yaw the nacelle of the wind turbine to positions that would maximize the efficiency function. Control system for detecting and preventing wind turbine misalignment situations that comprises a parameters acquisition unit that relates the wind direction with the deviation of the wind turbine nacelle, a wind turbine efficiency function calculation unit and a deviation comparison unit of the nacelle. | 2018-12-27 |
20180372071 | ADJUSTMENT AND/OR DRIVE UNIT, WIND POWER PLANT HAVING SUCH AN ADJUSTMENT AND/OR DRIVE UNIT, AND METHOD FOR CONTROLLING SUCH AN ADJUSTMENT AND/OR DRIVE UNIT - The present invention relates to adjustment and/or drive units which can be used in wind power plants for adjusting the azimuth angle of the nacelle of the wind power plant or the pitch angle of the rotor blades, wherein such an adjustment and/or drive unit has at least two adjusting drives for rotating two assemblies which are mounted so as to be rotatable relative to each other, and has a control device for controlling the adjusting drives. Said control device controls the adjusting drives in such a manner that the adjusting drives are braced relative to each other during the rotation of the two assemblies and/or when the assemblies are at standstill. The invention further relates to a wind power plant comprising such an adjustment and/or drive unit, and to a method for controlling such an adjustment and/or drive unit. According to the invention, the control device comprises a bracing-adjustment device for variably adjusting the intensity of the bracing of the adjusting drives as a function of a variable external load on the assemblies being adjusted, wherein said intensity can be determined by means of a load determining device. According to another aspect of the invention, an overload protection is included, wherein the individual loads of the individual adjusting drives are determined by load determining devices and, in the event that an adjusting drive reaches overload, the distribution of the drive torques is modified in such a manner that the adjusting drive reaching overload is relieved or at least not further loaded, and at least one further adjusting drive is more heavily loaded in a supporting manner or is less heavily loaded in a bracing manner. | 2018-12-27 |
20180372072 | Blade Pitch System Including Power Source for Wind Turbine - Systems and methods for providing power to a blade pitch system in a wind turbine are provided. A blade pitch system can include one or more motors configured to pitch one or more blades of a wind turbine and a power source. The power source can include a plurality of energy storage devices coupled in series. The plurality of energy storage devices can be configured to provide power to the one or more motors during a power loss event. The power source can further include at least one bypass current device configured to allow a bypass current to provide power from at least one energy storage device to the one or more motors. The bypass current can be a current that bypasses one or more failed energy storage devices in the plurality of energy storage devices. | 2018-12-27 |
20180372073 | Photovoltaic-Wind Hybrid Turbine System - There is provided a hybrid turbine system comprising a plurality of flexible and thin film photovoltaic modules or panels attached to a plurality of blades of a vertical-axis wind turbine (VAWT) for energy generation. Electrical performance of rotating photovoltaic modules or panels is enhanced since rotating photovoltaic modules are self-cooled by rotation of the blades of the wind turbine. It is experimentally shown that voltage of the photovoltaic modules decreases when the photovoltaic modules' temperature increases, and this decrease was modelled by four parameters namely ideality factor, reverse saturation current, short-circuit current, and material band gap. The present invention evidences that the proposed rotating photovoltaic modules increases the output voltage of the photovoltaic modules. Rotation of the photovoltaic modules as a part of the plurality of blades cools down and lowers the operating temperature of the photovoltaic modules and improves overall performance of the hybrid turbine system. | 2018-12-27 |
20180372074 | METHOD FOR FEEDING ELECTRICAL POWER INTO AN ELECTRIC SUPPLY NETWORK - A method for feeding electrical power, by a one wind power installation, a power plant or a generation plant, into an electrical supply grid is provided. The grid has a grid voltage having a grid frequency at a grid connection point. In the method a reference system having a reference frequency, a reference phasor having a reference angle, and a reference amplitude of an output voltage are specified. The reference angle revolves at the reference frequency and the reference frequency substantially corresponds to the grid frequency. A phase angle between the output voltage and the grid voltage is specified and an infeed angle is determined. The output voltage is generated having a voltage amplitude depending on the reference amplitude, a frequency depending on the reference frequency and the infeed angle. Tracking of the behavior of the grid voltage is delayed by the reference system. | 2018-12-27 |
20180372075 | METHOD FOR ASCERTAINING A VALUE OF AN ICE BUILDUP QUANTITY ON AT LEAST ONE ROTOR BLADE OF A WIND TURBINE, AND USE THEREOF - Embodiments of the invention describe a method for ascertaining a value of an ice buildup quantity on at least one rotor blade ( | 2018-12-27 |
20180372076 | SYRINGE ACTUATION SYSTEM - An actuator apparatus is provided. The actuator apparatus includes a slidable plunger with a remote end located proximate a reservoir within a vessel having an exit opening, a shape memory alloy (SMA) coil wound around the slidable plunger, and electronic circuitry connected to the SMA coil. Liquid may be provided to the reservoir via the exit opening, thereby sliding the slidable plunger away from the exit opening and expanding the SMA coil. Wherein when the SMA coil is expanded, electricity is provided via the electronic circuitry to the SMA coil to cause the SMA coil to return to a compressed configuration, moving slidable plunger within the vessel to force the liquid from the vessel via the exit opening. | 2018-12-27 |
20180372077 | Device for Choking a Fluid Flow and Corresponding Piston Pump for Delivering Fluids - A device for choking a fluid flow includes a pot-like base body, in the base of which a first passage opening is arranged, and a closing body guided axially moveably in the pot-like base body against a spring force of a spring element and having a second passage opening that forms a static choke point with a predefined fixed opening cross section. The closing body in combination with the spring element and the first passage opening forms a dynamic choke point with a dynamic opening cross section that is variably adjustable depending on a pressure difference. | 2018-12-27 |
20180372078 | ELECTRIC AIR PUMP - An electric air pump is provided that includes (i) a motor that includes a rotary shaft provided with a worm, (ii) a crank that includes a worm wheel which engages with the worm and a rod with one end rotatably coupled to the worm wheel, and (iii) a piston that is housed in a cylinder extending along an axial direction of the motor, that is coupled to another end of the rod and moves back and forth along an extension direction of the cylinder due to actuation of the crank, and that ejects air inside the cylinder from a valve provided at one end of the cylinder due to being moved toward the one end side of the cylinder. | 2018-12-27 |
20180372079 | PORTABLE PUMP - Disclosed is a portable pump including a reciprocating air compressor arrangement with a crank driving a connecting rod and a piston within a cylinder, the connecting rod being connected to the crank and piston, the crank actuating the piston in a reciprocating motion within and relative to the cylinder, an electric motor having a drive shaft mounted to the crank and rotatable about a drive shaft axis, the drive shaft axis being at least substantially coaxially aligned with an axis of rotation of the crank, a control unit communicating with the electric motor to control the pump, a power supply communicating with the control unit to power the control unit and electric motor, a common housing containing the electric motor, reciprocating air compressor arrangement, control unit, and power supply, and an outlet fluidly connected to the reciprocating air compressor arrangement for fluidly engaging with an pumpable object. | 2018-12-27 |
20180372080 | LINEAR COMPRESSOR - A linear compressor is provided that may include a shell having a cylindrical shape, a frame fixed inside the shell, a cylinder inserted to pass through the frame, a piston provided in the cylinder, a motor that linearly reciprocates the piston, and a stator cover coupled to the motor. The stator cover may include a cover body and a reinforcement sleeve bent from an outer edge of the cover body, the reinforcement sleeve having a plurality of protrusions that protrudes in a radial direction from the reinforcement sleeve. A portion of the shell corresponding to a position of each of the plurality of protrusions includes a bulge that protrudes in the radial direction of the shell. | 2018-12-27 |
20180372081 | PUMPING SYSTEM - A vacuum pumping system comprises a plurality of vacuum pumping arrangements for evacuating an enclosure and an auxiliary vacuum chamber for evacuation by at least one first vacuum pumping arrangement. The vacuum pumping system has a first state for evacuating the enclosure and a second state for conserving power consumed by the system. In a first stage of the second state the first vacuum pumping arrangement is arranged to evacuate an exhaust of at least one second vacuum pumping arrangement and in a second stage the exhaust of the first pumping arrangement is arranged to be evacuated by the auxiliary vacuum chamber. | 2018-12-27 |
20180372082 | LINEAR COMPRESSOR - A linear compressor is provided that may include a compressor body and a shell that accommodates the compressor body. The compressor body may include a frame including a frame body that extends in a first direction, a frame head that extends from a front end of the frame body in a second direction, a flange groove defined in the frame head, and a body hole that passes through the frame body to communicate with the flange groove; a cylinder including a cylinder body inserted into the body hole, a cylinder flange having an outer diameter greater than an outer diameter of the cylinder body and protruding from an outer circumferential surface of the cylinder body, and a cylinder head provided on a front end of the cylinder flange and having an outer diameter less than an outer diameter of the cylinder flange; and a lock ring press-fitted to be coupled to the flange groove and provided in a space defined between the cylinder head and an inner circumferential surface of the flange groove. | 2018-12-27 |
20180372083 | HYDRAULIC DIAPHRAGM CONTROL - A diaphragm pump includes a pumping chamber for pumped fluid and a hydraulic chamber. A diaphragm has a pumping chamber side and a hydraulic chamber side. The pumping chamber side of the diaphragm is proximate the pumping chamber and acts on the pumped fluid. The hydraulic chamber side of the diaphragm is proximate the hydraulic chamber. A plunger is in fluid communication with the hydraulic chamber and acts on the hydraulic fluid, which acts on the diaphragm. A plunger driver imparts reciprocal motion to the plunger. The pump includes a sensor assembly sensing position and direction of the plunger and sensing position of the diaphragm. By sensing the position of the diaphragm, hydraulic fluid flow is controlled by a control single valve. | 2018-12-27 |
20180372084 | CASSETTE SYSTEM INTEGRATED APPARATUS - A cassette integrated system. The cassette integrated system includes a mixing cassette, a balancing cassette, a middle cassette fluidly connected to the mixing cassette and the balancing cassette and at least one pod. The mixing cassette is fluidly connected to the middle cassette by at least one fluid line and the middle cassette is fluidly connected to the balancing cassette by at least one fluid line. The at least one pod is connected to at least two of the cassettes wherein the pod is located in an area between the cassettes. | 2018-12-27 |
20180372085 | MICRO DOSAGE PERISTALTIC PUMP FOR MICRO DOSAGE OF FLUID - The invention regards a micro dosage peristaltic pump ( | 2018-12-27 |
20180372086 | Pneumatic System Operation Control Device and Control Method - A pneumatic system operation control device for variable control of the rotation speed of an electric motor for driving an air-compressor such that constantly supplied pressure to a terminal device is achieved in accordance with a discharge pressure measurement value of the air-compressor and a supply pressure measurement value to the terminal device. The control device: stores the discharge pressure measurement value and the supply pressure measurement value; and, upon receiving input of an air pipe network model composed of data for calculating a flow of air in an air pipe network, calculates a flow rate of air supplied to the terminal device and an update value of a control setting value, and updates the control setting value to be used for variable control on the basis of the update value. | 2018-12-27 |
20180372087 | Piston Compressor Having a Venting Device - A piston compressor is provided for compressing a gas, which optionally can be disconnected from a drive device by way of a clutch. The piston compressor has an inlet valve, which is arranged between an inlet line for gas to be compressed and a compression chamber of the piston compressor, and an outlet valve, which is arranged between the compression chamber of the piston compressor and an outlet line for compressed gas. The piston compressor has a venting device, by which compressed gas can be led out of the compression chamber. | 2018-12-27 |
20180372088 | HYDRAULIC VALVE DEVICE WITH MULTIPLE WORKING SECTIONS WITH PUMP CONTROL SYSTEM - Modular directional valve with two or more crossing elements (E | 2018-12-27 |
20180372089 | SEALING STRUCTURE OF PLUNGER PUMP - A sealing structure of a plunger pump, comprising: a pump body and a plunger rod assembly disposed in the pump body; wherein the pump body includes an upper pump and a lower pump, and the upper pump and lower pump are fixed by screw connection; a sealing ring provided between the upper pump and the lower pump; wherein the plunger rod assembly includes an annular groove disposed at a position adjacent to a lower portion of the plunger rod at an outer peripheral surface thereof; a dynamic lip seal fitted in the annular groove; and a static lip seal sleeved on the outer peripheral surface of the plunger rod; the sealing structure of the plunger pump has good sealing effect, good anti-wear and anti-wear effect, simple replacement and low maintenance cost. | 2018-12-27 |
20180372090 | PISTON-CHAMBER COMBINATION - A piston-chamber combination including a chamber ( | 2018-12-27 |
20180372091 | REDUCTION OF CAVITATION IN GEAR PUMPS - A fluid gear pump comprising: a first gear including a concentrically disposed first hub portion and a plurality of first teeth; a second gear including a concentrically disposed second hub portion and a plurality of second teeth, wherein at a time in operation the plurality of first teeth and second teeth contact at first and second contact point to create a backlash volume; a first bearing abutting and coaxial to first hub portion; a second bearing abutting and coaxial to second hub portion; and a bridgeland connecting the first and second bearing, the bridgeland separates a low pressure side from a high pressure side, the bridgeland is located such that the backlash volume closes to the high pressure side and opens to the low pressure side when a rate of change of a volume measurement of the backlash volume is decreasing or about equal to zero. | 2018-12-27 |
20180372092 | STATOR - A stator assembly for a progressing cavity pump is provided. The stator assembly includes a number of stator laminates having a planar body defining a primary, inner passage and a number of outer passages, the outer passages disposed effectively adjacent the inner passage whereby the inner passage is at least partially defined by a band, wherein the band is outwardly flexible. The stator laminates are coupled to each other in a stack wherein the stator laminate body inner passages define a helical passage. The helical passage is a flexible helical passage. | 2018-12-27 |
20180372093 | WATER PUMP - A water pump with a stator, a chamber defined inside the stator, a ring arranged inside said chamber having a radially outer surface in contact with a radially inner surface of the stator, and a rotor arranged inside the ring and rotatable around a rotation axis. The rotor has a plurality of vanes movable along respective radial directions and having respective radially outer ends in contact with a radially inner surface of the ring. The ring is made of a material having a friction coefficient lower than friction coefficient of metal materials. | 2018-12-27 |
20180372094 | VARIABLE DISPLACEMENT PUMP WITH AXIAL DISPLACEMENT OF THE VANES - The present disclosure relates to a variable displacement vane pump, in particular for oil, comprising a body having a cavity wherein a movable ring slides in the longitudinal direction over the rotor which rotates around an axis and which is provided with vanes which are radially supported on the inner surface of the fixed ring of fixed eccentricity relative to the rotation axis of the rotor, and with movement means in the longitudinal direction of the movable ring according to a pilot pressure between a position corresponding to the maximum volume of the plurality of chambers, the return elastic spring being in this position at its maximum length, and a predetermined end position corresponding to the minimum volume of the plurality of chambers, the return elastic spring being in this position at its minimum length by action of the displacement in the longitudinal direction of the movable wall which occurs simultaneously to the longitudinal displacement of the plurality of vanes and of the movable ring. | 2018-12-27 |
20180372095 | WATER PUMP - A water pump with a pump body, a chamber defined inside the pump body, and a rotor rotatable inside the chamber around a rotation axis with a plurality of vanes movable along respective radial directions. A tilting stator is arranged inside the chamber in an eccentric position with respect to the rotor. The tilting stator is pivoted at a rotation pin. A ring is interposed between the tilting stator and the rotor and is in contact with a radially inner surface of the tilting stator and with radially outer ends of the vanes. Adjusting members for adjusting the pump displacement are active on the tilting stator to move the tilting stator with respect to the rotor and place the tilting stator in at least one predetermined operating position defined between a maximum eccentricity position and a minimum eccentricity position. | 2018-12-27 |
20180372096 | FUEL PUMP - A casing of a housing of a fuel pump has a bearing surface that rotatably supports an inner gear in an axial direction from a motor side while a plain bearing extends through the bearing surface. The plain bearing includes: an inner-peripheral-side step that is stepped by increasing an inner diameter of the plain bearing on a counter-motor side of the inner-peripheral-side step in the axial direction; and an outer-peripheral-side step that is stepped by increasing an outer diameter of the plain bearing on the motor side of the outer-peripheral-side step at a position that is on the motor side of the bearing surface in the axial direction. | 2018-12-27 |
20180372097 | PUMP COMPRISING A SPRING - A pump, comprising: | 2018-12-27 |
20180372098 | COMPRESSOR HAVING LUBRICATION STRUCTURE FOR THRUST SURFACE - A compressor is provided which is configured to allow lubrication of a thrust surface through an oil groove formed in a thrust surface of a fixed scroll. Also, a scroll compressor is provided which smoothly supplies oil to a thrust surface of a fixed scroll by including a fixed scroll having an oil groove formed in the thrust surface of a fixed scroll sidewall, and allows an injection pressure acting on an orbiting scroll in an upward direction to be added by supplying the oil guided to the oil groove to the thrust surface of the fixed scroll such that an overturn moment generated in the orbiting scroll may be offset. | 2018-12-27 |
20180372099 | SCROLL COMPRESSOR - A scroll compressor, and more particularly, to a scroll compressor including a communication groove which may decrease discharge resistance is provided. The scroll compressor may include a fixed scroll having a fixed end plate and a fixed wrap, and an orbiting scroll configured to perform an orbiting movement about the fixed scroll and having an orbiting end plate and an orbiting wrap. A communication groove in the form of a recessed groove may be formed in an inner surface of the orbiting end plate, and a refrigerant may flow through the communication groove according to a state in which the fixed wrap overlaps the communication groove such that there is an effect in that an opening efficiency of a discharge hole is improved at an initial stage of discharge. | 2018-12-27 |
20180372100 | SCROLL COMPRESSOR AND AIR CONDITIONER HAVING THE SAME - A scroll compressor according to the present disclosure and an air conditioner having the scroll compressor may include a drive motor provided in an inner space of a casing; a rotation shaft coupled to the drive motor; a frame provided on a lower side of the drive motor; a first scroll provided on a lower side of the frame, one side of which is formed with a first wrap; a second scroll in which a second wrap engaged with the first wrap is formed, and the rotation shaft is eccentrically coupled to the second wrap to overlap therewith in a radial direction, a compression chamber is formed between the first scroll and the second scroll while being orbitally moved with respect to the first scroll, and the compression chamber is connected to an evaporator outlet side of the cooling cycle; and an injection unit one end of which is branched from a refrigerant pipe between the condenser and the evaporator, and the other end of which is connected to the compression chamber through the first scroll. | 2018-12-27 |
20180372101 | LOW INERTIA LAMINATED ROTOR - A rotor assembly having a plurality of rotor plates mounted to a shaft, and methods of construction for a rotor assembly are disclosed. Each rotor plate in the assembly may be provided with a central opening extending between the first and second sides through which the shaft extends. In one aspect, the rotor plates are provided with a plurality of lobes extending away from the central opening, wherein each of the lobes has a lobe opening extending through the thickness of the plates. In one embodiment, the rotor plates are rotationally stacked to form a helical rotor. | 2018-12-27 |
20180372102 | TWO-STAGE ROTARY COMPRESSOR - The present disclosure relates to a two-stage rotary compressor in which refrigerant inhaled into a compression space of a cylinder is compressed sequentially in two axially connected compression chambers and then is discharged. A rotary compressor according to an embodiment of the present disclosure includes a first compression unit and a second compression unit arranged on and along a single rotation shaft. Middle-pressure refrigerant discharged from the first compression unit flows into the second compression unit. A maximum gas force of the first compression unit and a maximum gas force of the second compression unit counteract with each other, thereby reducing a reaction force acting on a rotation shaft. According to the present disclosure, a single rotary compressor is configured to separately achieve the stroke volume increase and the compression period increase. | 2018-12-27 |
20180372103 | COMPRESSOR HAVING INTEGRATED FLOW PATH STRUCTURE - A compressor is provided having an integrated flow path structure in which an oil flow path and an intermediate pressure flow path are integrated into one in a compression unit, thereby simplifying a flow path of the compression unit. The compressor may include at least one integrated flow path in which the oil flow path and the refrigerant gas flow are integrated into one in a fixed scroll. The at least one integrated flow path may connect an intermediate pressure chamber and a compression chamber in a compressors unit. The at least one integrated flow path may provide a compressed refrigerant in the compression chamber to the intermediate pressure chamber and provide oil in the intermediate pressure chamber to the compression chamber, simplifying the flow path of the compression unit. | 2018-12-27 |
20180372104 | COMPRESSOR HAVING ROUND PART PLACED NEAR OUTLET PORT - The present disclosure provides a compressor including a rounded portion surrounding a discharge port, including a cylinder without an oil-blocking structure for ease of shaping the rounded portion, and including a valve-recess cover coupled to the cylinder. At least one valve-recess is defined in an outer face portion of the cylinder. A discharge valve assembly is fixedly received in the valve-recess, wherein the discharge valve assembly is configured for opening and closing the discharge port. The valve-recess is defined between the outer face, primary and secondary side blocks. The rounded portion surrounds the discharge port, to reduce a contact area between the discharge port and the valve assembly. | 2018-12-27 |
20180372105 | BRACKETLESS MAGNETIC PUMP - A fluid pump kit is provided. The kit includes a magnetic driven member for coupling with and rotating a propeller, and a magnetic driver for magnetically coupling to and driving the magnetic driven member by a magnetic attraction force establishable between the magnetic driver and the magnetic driven member. A motor of the kit operates the magnetic driver. First and second casings are provided for housing the magnetic driver and the magnetic driven member, respectively. The first and second casings with housed magnetic driver and magnetic driven member, respectively, are detachably securable to opposite sides of a non-magnetic spacer solely by the magnetic attraction force establishable between the magnetic driver and the magnetic driven member sufficient to support the second casing and the housed magnetic driven member in a particular position without the use of mechanical aids. | 2018-12-27 |
20180372106 | SUBMERSIBLE DOWNHOLE PUMP - A submersible downhole pump ( | 2018-12-27 |
20180372107 | ELECTRIC FAN ASSEMBLY WITH INTEGRATED ROTOR MODULE HAVING QUICK ASSEMBLY FEATURES - A fan assembly that includes a fan, which has a fan member with a hub and a plurality of fan blades, and an electric motor with a rotor and a stator. The hub is rotatable about an axis and has a front wall and a circumferentially extending wall that cooperate to form a rotor cavity. The rotor has a plurality of first coupling features and a plurality of first snap-fit features formed thereon. The hub has a plurality of second coupling features and a plurality of second snap-fit features formed thereon. The first and second coupling features engage one another to couple the rotor to the hub in a manner that inhibits relative rotation but which permits relative axial movement along the axis. The first and second snap-fit features engage one another to inhibit the rotor from being withdrawn from the rotor cavity. | 2018-12-27 |
20180372108 | FAN AND CONTROL METHOD THEREFOR - A fan control method is described. The method includes obtaining, after controlling a fan to enter a scene wind running mode, the sleep time of a particular user corresponding to the scene wind running mode, obtaining a gear control time sequence of the fan according to the sleep time of the particular user, and controlling the fan according to the gear control time sequence of the fan to adjust the wind speed of the fan. The method can provide gentler wind during sleep of particular users such as babies and pregnant women to prevent the users from catching a cold, and also can provide a quitter sleep environment for babies and pregnant women to improve their sleep quality. | 2018-12-27 |
20180372109 | Method and System of Obtaining a Bid For Services - A method and system of obtaining a bid from a provider of services, involving creating a client request for proposal (RFP) document, storing client RFP document in a data store, inviting a bidding service provider to respond a stored client RFP document, allowing an invited bidding service provider to access the stored client RFP document, allowing the bidding service provider to respond to the stored client RFP document, obtaining all completed responses and all rate elements from bidding service providers, generating a comparative financial analysis showing a sorted list of responses, generating a weighted report, the generated weighted report comprising a display of bids having a best compliance with client RFP document in top down order based on the comparative financial analysis, and providing the generated weighted report to the client. | 2018-12-27 |
20180372110 | AXIAL FLOW FAN - The invention relates to an axial flow fan ( | 2018-12-27 |
20180372111 | COMPRESSOR INNER AIR SEAL AND METHOD OF MAKING - An inner air seal includes a bond coat disposed on a substrate, an interlayer disposed on the bond coat, and an abrasive layer disposed on the interlayer. | 2018-12-27 |
20180372112 | HEAT EXCHANGE SYSTEM FOR A TURBOMACHINE AND AN ASSOCIATED METHOD THEREOF - A turbomachine and a heat exchange system for the turbomachine are disclosed. The turbomachine includes a stationary component, a rotatable component, an abradable seal component, and a plurality of heat dissipating elements. The rotatable component includes teeth. The abradable seal component is operatively coupled to a surface of the stationary component and disposed facing the teeth to define a clearance there between the abradable seal component and the rotatable component. The plurality of heat dissipating elements is coupled to the abradable seal component. Each of the plurality of heat dissipating elements extends from the abradable seal component through the surface of the stationary component to a turbomachine cavity. | 2018-12-27 |