34th week of 2018 patent applcation highlights part 32 |
Patent application number | Title | Published |
20180238246 | ENGINE CONTROL SYSTEM AND METHOD BASED ON FUEL QUALITY - An engine control system and method includes sensing the quality of fuel in the engine relative to emissions, by for example sensing the level of an emission related constituent, such as sulfur. A fuel quality sensor detects a fuel quality of a fuel, such as the sulfur level the fuel, and provides a signal in response to the fuel quality. The engine control system also includes a navigation device to determine whether an engine is located in a regulated or non-regulated region. The engine control system receives the signal and controls engine operation by, for example, enabling or disabling one or more engine algorithms to improve performance of the engine based on the fuel quality signal or, in other embodiments, the combination of the fuel quality and the location of the engine. | 2018-08-23 |
20180238247 | Internal Combustion Engine Having Dedicated EGR Cylinder(s) with Delayed Fuel Injection - A method of controlling fuel injection to the cylinders of an internal combustion engine, the engine having exhaust gas recirculation (EGR) from at least one dedicated EGR (D-EGR) cylinder, with the other cylinders being main cylinders. The D-EGR cylinder(s) are run at a richer equivalence ratio than the main cylinders, with the goal of providing increased H2 and CO in the recirculated exhaust. The start of fuel injection to the D-EGR cylinder(s) is delayed as compared to the start of fuel injection to the main cylinders. | 2018-08-23 |
20180238248 | METHOD AND SYSTEM FOR SELECTIVE CYLINDER DEACTIVATION - Systems and methods are provided for increasing the accuracy of air charge estimation for a cylinder that is selectively deactivatable. A controller may deactivate the cylinder in accordance with a firing pattern selected based on torque demand. An air charge estimate of the firing cylinder is then adjusted based on whether the cylinder was fired or skipped on a previous engine cycle when operating according to the selected firing pattern. | 2018-08-23 |
20180238249 | CONNECTED ENERGY MANAGEMENT AND AUTONOMOUS DRIVING STRATEGY FOR ENGINE CYLINDER DEACTIVATION - The present invention is a connected energy management (CEM) strategy for controlling the activation of a plurality of engine cylinders in the engine of a vehicle. A powertrain controller is operable for controlling the operation of the engine, and a second controller is in electrical communication with the powertrain controller. The second controller may be a telematics controller, or an autonomous driving vehicle controller. The second controller communicates at least one parameter to the powertrain controller, and the parameter is used to determine which of the plurality of cylinders are to be activated or deactivated. The powertrain controller then activates or deactivates one or more of the plurality of cylinders using the powertrain controller based on the parameter, which may include various road data, such as road curve shape or road grade. The parameter may also be based on a desired autonomous driving path. | 2018-08-23 |
20180238250 | CONTROL APPARATUS FOR HYBRID VEHICLE - A control apparatus: controls air fuel ratios so that while combustion is performed sequentially through a plurality of cylinders, at least one cylinder where rich combustion is performed and the other cylinders where lean combustion is performed are generated; makes an internal combustion engine execute a catalyst warming operation for promoting warm-up of a three-way catalyst; and controls a second motor generator so that a torque difference between output torque from a rich cylinder where the rich combustion is performed and output torque from a lean cylinder where the lean combustion is performed is eliminated on an output shaft during the catalyst warming operation. | 2018-08-23 |
20180238251 | Method and System for Regenerating a Soot Particle Filter - A method and system for regenerating a soot particle filter of an internal combustion engine is disclosed. The engine control unit determines a pressure difference from a differential pressure signal received from a differential pressure sensor, which pressure difference is present between an exhaust gas inlet and an exhaust gas outlet of the soot particle filter. The method compares the pressure difference to a pressure difference threshold value and operates the combustion engine in a regeneration operating profile if the determined pressure difference is smaller than the pressure difference threshold value. If the determined pressure difference is greater, a differential pressure correction device is connected between the differential pressure sensor and the engine control unit and a differential pressure simulation signal is generated by the differential pressure correction device and transmitted to the engine control unit to operate the internal combustion engine in the regeneration operating profile. | 2018-08-23 |
20180238252 | Method for Backlash Reduction - A method for controlling a powertrain includes sensing a change in an accelerator pedal position indicative of a driver intended torque request, monitoring the actual engine torque and a change in driver intended torque request to determine if a trigger condition has been met, sensing an engine speed, calculating a virtual engine speed, calculating a difference between the engine speed and the virtual engine speed, determining if the difference in engine speed and virtual engine speed has exceeded a speed difference threshold, iteratively adjusting a torque output of the engine from a first value that is indicative of the driver intended torque request to a second value if the difference in engine speed and virtual engine speed has exceeded the speed difference threshold, comparing adjusted engine torque to expected torque, and applying a correction to an open loop torque control if adjusted torque differs too much from expected torque. | 2018-08-23 |
20180238253 | CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE - A control device for the internal combustion engine includes a pulsation detector, a path length calculator, and an anomaly detector. The pulsation detector detects the pulsation of the intake air flowing through the intake passage based on output signals from the air flowmeter. The path length calculator calculates the path length, which is a parameter that is correlated with the degree of the pulsation, based on the pulsation of the intake air detected by the pulsation detector. The anomaly detector determines that the fresh air passage is detached if the path length calculated by the path length calculator is less than or equal to a determination value and detects an anomaly in the fresh air passage. | 2018-08-23 |
20180238254 | METHODS AND SYSTEM FOR OPERATING A VEHICLE WITH A VENTED HOOD AND RAIN TRAY - Methods and systems are provided for controlling a speed of a vehicle based on whether a rain tray is coupled within the vehicle, below a vented hood of the vehicle. In one example, a method may include maintaining a vehicle speed of a vehicle below a set vehicle speed threshold and alerting a vehicle operator of the set vehicle speed threshold when it is detected that a rain tray is installed in the vehicle, below a vent of a vented hood of the vehicle. In another example, the set vehicle speed threshold may be reduced due to the presence of rain. | 2018-08-23 |
20180238255 | METHODS AND SYSTEM FOR INJECTING WATER AT DIFFERENT GROUPS OF CYLINDERS OF AN ENGINE - Methods and systems are provided for adjusting an amount of water injected upstream of a group of cylinders based on a determined maldistribution of water among cylinders during a water injection event. In one example, a method may include injecting a first amount of water upstream of a first group of cylinders and a different, second amount of water upstream of a second group of cylinders based on operating conditions of the respective cylinder groups. Further, the method may include adjusting water injection and engine operating parameters in response the evaporated and/or condensed portion of water. | 2018-08-23 |
20180238256 | ENGINE KNOCKING DETECTION APPARATUS - Provided is an engine knocking detection apparatus capable of reasonably implementing necessary measures for water and dust proofing and against breaking of a cable, and the like at low cost as well as precisely detecting and effectively suppressing or avoiding knocking while suppressing cost and weight increases as much as possible. The engine knocking detection apparatus is adapted to detect knocking in an engine that adopts a flywheel magneto ignition system with an ignition coil unit securely attached to a cylinder, the ignition coil unit including an iron core, a coil wound around the iron core, and a control circuit board attached to the coil, and has an accelerometer for knocking detection attached to the iron core of the ignition coil unit. | 2018-08-23 |
20180238257 | TORQUE SECURITY OF MPC-BASED POWERTRAIN CONTROL - A propulsion system, control system, and method are provided that use model predictive control to generate an initial selected engine output torque value. A minimum torque limit is determined by selecting a minimum acceptable engine output torque. A maximum torque limit is determined by selecting a maximum acceptable engine output torque. A desired engine output torque value is set as: a) the minimum torque limit, if the initial selected engine output torque value is less than the minimum torque limit; b) the maximum torque limit, if the initial selected engine output torque value is greater than the maximum torque limit; or c) the initial selected engine output torque value, if the initial selected engine output torque value is neither greater than the maximum torque limit nor less than the minimum torque limit. | 2018-08-23 |
20180238258 | ABNORMALITY DIAGNOSIS DEVICE AND ABNORMALITY DIAGNOSIS METHOD FOR INTERNAL COMBUSTION ENGINE - An abnormality diagnosis device for an engine includes an electronic control unit configured to execute temperature rise processing by controlling an air-fuel ratio of at least one of a plurality of cylinders to be a rich air-fuel ratio and controlling an air-fuel ratio of each of the other cylinders to be a lean air-fuel ratio. The electronic control unit is configured to determine whether or not the execution of the temperature rise processing is ongoing, to execute abnormality determination processing to determine whether or not the engine is in an abnormal state, to execute the abnormality determination processing based on whether or not the variation degree during stop of the temperature rise processing exceeds a first determination value, and to execute the abnormality determination processing based on whether or not the variation degree during the execution of the temperature rise processing exceeds a second determination value. | 2018-08-23 |
20180238259 | METHOD AND DEVICE FOR DETECTING A FAULT DURING OPERATION OF AN INTERNAL COMBUSTION ENGINE - A method for detecting a fault during operation of an internal combustion engine having manifold injection and direct injection; the internal combustion engine being controlled in two different combustion cycles, in each instance, for introducing a fuel quantity and a corresponding air quantity into a combustion chamber of the internal combustion engine, with different distributions of the fuel quantity to the manifold injection and the direct injection in the two combustion cycles; for each of the two combustion cycles, a value of a ratio of the air quantity introduced into the combustion chamber to the fuel quantity introduced into the combustion chamber being ascertained; and if at least one of the two values differs from a corresponding comparison value by more than a first threshold value, a type of fault during operation of the internal combustion engine being deduced in light of the difference. | 2018-08-23 |
20180238260 | CONTROL METHOD FOR CONTROLLING A FUEL INJECTION SYSTEM, AND FUEL INJECTION SYSTEM - The invention relates to a control method for controlling a fuel injection system ( | 2018-08-23 |
20180238261 | HYDROCARBON SENSOR DIAGNOSTIC - A hydrocarbon sensor diagnosis system includes a computer programmed to collect data from a hydrocarbon sensor while an exhaust gas recirculation system is in an open state. The hydrocarbon sensor is mounted along an engine air intake between an exhaust port of the exhaust gas recirculation system and an intake port of a cylinder head. The computer is further programmed to determine whether a hydrocarbon sensor fault exists based at least on the collected data. | 2018-08-23 |
20180238262 | CONTROLLER FOR INTERNAL COMBUSTION ENGINE, INTERNAL COMBUSTION ENGINE, AND CONTROL METHOD OF INTERNAL COMBUSTION ENGINE - When a pressure of fuel is intensified using a pressure intensifier an electronic control unit is configured to set a target common rail pressure to be higher as a fuel leakage volume that is a volume of fuel leaking from a common rail to a fuel tank becomes larger until a three-way valve is switched from a state in which the pressure intensifier is connected to the common rail to a state in which the pressure intensifier is connected to the fuel tank. | 2018-08-23 |
20180238263 | CYLINDER LINER FOR INTERNAL COMBUSTION ENGINE - A cylinder liner for an engine block that includes an inter-bore saw cut includes a first engine block bonding surface, and a second engine block bonding surface that has a lower level of bonding between the cylinder liner and an engine block than the first engine block bonding surface. The second engine block bonding surface extending from an axial end portion of the liner a distance greater than a depth of the saw cut in inter-bore section of the engine block. | 2018-08-23 |
20180238264 | DIESEL PISTON WITH STEPPED BOWL - A piston for a diesel engine, includes a piston body having a generally planar crown and a skirt extending from the crown. A stepped combustion bowl is recessed in the crown and includes an outer bowl recessed relative to the crown and an inner bowl recessed relative to the outer bowl. | 2018-08-23 |
20180238265 | A NEARLY FULL ADIABATIC ENGINE - A near adiabatic engine has four stages in a cycle: (1) a means of adiabatically expanding the working fluid during the downstroke from a high pressure/temperature level to a low level; (2) a means of cooling the working fluid at Bottom Dead Center (BDC); (3) a means of adiabatically compressing that fluid from a low pressure/temperature level at BDC to the higher level at Top Dead Center (TDC); and finally, (4) a means of passing that working fluid back to the high pressure/temperature source in a balanced pressure environment so as to minimize the resistance of that flow. This disclosure teaches the means of achieving (2) and (3) as follows: (2) a means is disclosed of BDC cooling of the expanded working fluid in the working chamber, and (3) a means is disclosed of adiabatically compressing the working fluid into the pump chamber before cycling the fluid. | 2018-08-23 |
20180238266 | THERMOACOUSTIC ENERGY CONVERSION SYSTEM - A thermoacoustic energy conversion system includes a closed circumferential encasing filled with a working fluid through which an acoustic wave can propagate in a propagation direction in use of the system, and at least one assembly of two heat exchangers with a regenerator sandwiched there-between arranged in said encasing. The at least one assembly is arranged substantially parallel to a local longitudinal axis of the encasing. | 2018-08-23 |
20180238267 | ASYMMETRIC LOAD COMPENSATION SYSTEM - This disclosure relates to a variable area nozzle of a gas turbine engine. The variable area nozzle includes, among other things, a control unit, a translatable structure, and a plurality of actuators configured to adjust the position of the translatable structure. The plurality of actuators are fluidly coupled to a common fluid source. The control unit is configured to provide instructions to at least one of the actuators to compensate for an asymmetric load from the translatable structure. | 2018-08-23 |
20180238268 | COMPOSITE WEAR PAD FOR EXHAUST NOZZLE - A composite wear pad for being coupled to a slider block of a convergent nozzle of a gas turbine engine includes a high heat capacity composite having a resin and a plurality of carbon fibers bonded together by the resin. The composite wear pad also includes a first rod coupled to the high heat capacity composite at a first axial end of the composite wear pad such that a first end thickness. The composite wear pad also includes a second rod coupled to the high heat capacity composite at a second axial end of the composite wear pad such that the first axial end and the second axial end of the composite wear pad each have an end thickness that is greater than a middle thickness of the composite wear pad. | 2018-08-23 |
20180238269 | ENGINE DRIVEN BY SC02 CYCLE WITH INDEPENDENT SHAFTS FOR COMBUSTION CYCLE ELEMENTS AND PROPULSION ELEMENTS - A gas turbine engine includes a first shaft coupled to a first turbine and a first compressor, a second shaft coupled to a second turbine and a second compressor, and a third shaft coupled to a third turbine and a fan assembly. The turbine engine includes a heat rejection heat exchanger configured to reject heat from a closed loop system with air passed from the fan assembly, and a combustor positioned to receive compressed air from the second compressor as a core stream. The closed-loop system includes the first, second, and third turbines and the first compressor and receives energy input from the combustor. | 2018-08-23 |
20180238270 | INTEGRATED HEAT EXCHANGERS FOR LOW FAN PRESSURE RATIO GEARED TURBOFAN - An oil cooling system and method are provided for use with respect to a lubricated mechanical system within a bypass configured gas turbine engine. A surface cooler is fluidly linked to the lubricated mechanical system to receive oil from the lubricated mechanical system for cooling and reuse. In an embodiment, the surface cooler is mounted on an existing surface within the bypass airflow path of the bypass configured gas turbine engine to provide effective cooling while avoiding the introduction of additional aerodynamic disturbances in the bypass path. In an embodiment, the surface cooler is mounted on the fan casing or on a fan exit guide vane. | 2018-08-23 |
20180238271 | ROCKET ENGINE SYSTEMS WITH AN INDEPENDENTLY REGULATED COOLING SYSTEM - An improved rocket engine system including a rocket engine, a coolant source, and a propellant source. Each of coolant source and propellant source is in operative communication with rocket engine whereby there is independent regulation or control of coolant source flow relative to propellant source flow. The improved rocket engine system may further include one or more of: at least one power source, at least one power source motor, at least one pump, at least one controller, and a propellant pressurizing source. The propellant source preferably includes a fuel source and an oxidizer source. An embodiment includes a cooling system with a coolant source, a fuel system with a fuel source, an oxidizer system with an oxidizer source, a propellant pressurizing system with a propellant pressurizing source, multiple pumps, an assembly of power source and controller, and a main rocket engine assembly. | 2018-08-23 |
20180238272 | TRI-PROPELLANT ROCKET ENGINE FOR SPACE LAUNCH APPLICATIONS - A tri-propellant rocket engine for space launch applications is disclosed. The tri-propellant rocket engine comprises three main assemblies: an injector, a chamber head, and a chamber. | 2018-08-23 |
20180238273 | ABNORMALITY DETECTION DEVICE FOR INTERNAL COMBUSTION ENGINE - An abnormality detection device of an internal combustion engine includes an ECU that is an abnormality detection unit detecting a leakage occurrence of a second pure pipe. When the internal combustion engine is in a supercharging operation state that a supercharger operates and the second purge pipe is closed by a second purge valve, the ECU detects the leakage occurrence of the second purge pipe based on a differential pressure between a pressure in the second purge pipe and an atmospheric pressure. In this case, the valve pressure in the second purge pipe is a pressure in the second purge pipe between the second purge valve and the intake pipe. | 2018-08-23 |
20180238274 | DEVICE FOR CONTROLLING THE AMOUNT OF FLUID FED TO THE INTAKE OF A SUPERCHARGED INTERNAL-COMBUSTION ENGINE EQUIPPED WITH AN EXHAUST GAS RECIRCULATION CIRCUIT AND METHOD USING SAME - The present invention relates to a device for controlling the amount of fluid fed to the intake of a supercharged internal-combustion engine comprising at least one turbocharger ( | 2018-08-23 |
20180238275 | EGR SYSTEM FOR INTERNAL-COMBUSTION ENGINE - In an engine, an intake duct is provided with an intercooler disposed downstream of an intake air compressor. An EGR pipe is provided with an EGR valve and an EGR cooler. An ECU determines a generation of a condensed water in the EGR cooler, the generation of the condensed water in a merging portion where a fresh air and an EGR gas merge with each other, and the generation of the condensed water in the intercooler. When it is determined that the condensed water is generated in any of these portions, the ECU performs a corresponding countermeasure for restricting the generation of the condensed water. | 2018-08-23 |
20180238276 | EXHAUST GAS COOLER - Disclosed herein is an exhaust gas cooler. The exhaust gas cooler may include a heat exchange pipe received in cooling water of an engine, and through which exhaust gas of the engine passes to exchange heat with the cooling water, and a plate configured to mount the heat exchange pipe to the engine. The heat exchange pipe may include a first pipe unit communicating with an inlet hole for exhaust gas and changing a flow direction of exhaust gas drawn from the inlet hole, a second pipe unit communicating with the first pipe unit, and a third pipe unit communicating with an exhaust gas return hole and the second pipe and changing a flow direction of exhaust gas to guide the exhaust gas to the return hole. A heat dissipation fin may be provided in an internal passage of the second pipe unit. | 2018-08-23 |
20180238277 | INTAKE SOUND INTRODUCTION DEVICE - An introduction pipe has a first communication pipe, which is branched from a first intake passage and is connected to a resonator box, and a second communication pipe, which is branched from a second intake passage and is connected to the first communication pipe. The length of the first communication pipe between the branch point at which the first communication pipe is branched from the first intake passage and the connection point at which the second communication pipe is connected to the first communication pipe is defined as a first length. The length of the second communication pipe between the branch point at which the second communication pipe is branched from the second intake passage and the connection point at which the second communication pipe is connected to the first communication pipe is defined as a second length. The first length is unequal to the second length. | 2018-08-23 |
20180238278 | REGULATOR - A low pressure regulator for a high pressure fuel pump includes a standard damping orifice, providing a constant level of piston movement damping by enabling a fluid pathway between a spring chamber and a return line. The low pressure regulator also includes a further damping orifice, which is covered by the piston when discharge port holes are open, the further damping orifice providing a further, variable level of piston movement damping by providing a further fluid pathway between the spring chamber and return line. The further damping orifice is open in a hydraulic accumulator mode and closed in a regulator mode, thereby reducing pressure spikes caused by insufficient spring chamber filling. | 2018-08-23 |
20180238279 | CONNECTOR DEVICE - A connector device with improved workability in fitting connectors may include a plurality of connectors configured to be fitted to a plurality of mating connectors, and a holder configured to hold the plurality of connectors in parallel so that the plurality of connectors are collectively fitted to the plurality of mating connectors. The holder may include a pair of halves, and the pair of halves may be coupled to each other with the plurality of connectors in between. | 2018-08-23 |
20180238280 | FUEL SUPPLY APPARATUS FOR TWO-CYLINDER GENERAL-PURPOSE ENGINE - In a fuel supply apparatus, an injector and a throttle valve are provided in a throttle body, and the fuel supply apparatus is disposed between an intake manifold and an air cleaner of a two-cylinder general-purpose engine and supplies fuel adjusted to a predetermined air-fuel ratio to both cylinders of the two-cylinder general-purpose engine by one injector. The throttle body includes a fuel supply unit having the injector and an air amount control unit having the throttle valve. The fuel supply unit and the air amount control unit are formed of separate components that can be separated or joined. | 2018-08-23 |
20180238281 | ACTUATOR ASSEMBLY OF A DIGITAL INLET VALVE - An actuator assembly of a digital inlet valve for a fuel pump adapted to cooperate with an inlet valve member includes an actuator body in which is fixed a coil, a cover closing the body and, a magnetic core arranged in a core guiding bore provided in the actuator body. The magnetic core is slidable along a main axis in order, in use, to close an air gap under the influences of a first compression spring, and of a magnetic field, the core cooperating with the valve member. | 2018-08-23 |
20180238282 | FUEL INJECTION DEVICE - A movable core is movable relative to a needle main body of a needle. A stationary core is placed on an opposite side of the movable core, which is opposite from a valve seat. A spring is operable to urge the needle and the movable core toward the valve seat. A spring seat is shaped into a ring form and is placed on a radially outer side of the needle main body at the valve seat side of the movable core. The spring is placed between the movable core and the spring seat and is operable to urge the movable core toward the stationary core. A guide is placed on the valve seat side of the movable core in an inside of a housing. An inner wall of the guide is slidable relative to an outer wall of the spring seat to guide reciprocation of the needle. | 2018-08-23 |
20180238283 | SYSTEMS AND METHODS ASSOCIATED WITH A UNIFIED DOUBLE VALVE SPRING SEAT AND VALVE SEAT - Examples of the present disclosure are related to systems and methods associated with a double valve spring seat and valve seat formed of a single piece. More particularly, embodiments may be a double spring seat and valve seal that is configured to be utilized as a both a located for an inner spring on a double spring, as well as a seal assembly for a valve guide. | 2018-08-23 |
20180238284 | HIGH-PRESSURE LIQUID FILTER WITH SUPPORT STEM AND APPLICATION OF THIS FILTER IN FUEL SYSTEM - This description presents liquid filter comprising filter housing containing all parts of the filter; filtering element trapping impurities present in liquid being filtered; solid support element preventing filtering element from getting deformed, filter housing cover, and other components. | 2018-08-23 |
20180238285 | FUEL INJECTION HOLD DOWN BOLT REPAIR KIT - An improved apparatus for repairing fuel injector hold-down bolt holes is disclosed. The apparatus can be readily mounted to the passage through which the fuel injector passes via a flange that fits inside the passage and thus generally avoids the need to remove the engine in order to conduct the repairs. The apparatus further provides guides or bushings that allow for the precise alignment of various tools to repair the hold-down bolt hole. | 2018-08-23 |
20180238286 | TWO STEP METERING SOLENOID FOR FLUID DISPENSER - A metering system for a fluid atomizer includes a housing, first and second metering members, and at least one solenoid. The housing includes a mixing chamber. The first metering member is operable to control flow of a first fluid to the mixing chamber. The second metering member is arranged coaxial with the first metering member and operable to control flow of a second fluid to the mixing chamber. The at least one solenoid is configured to operate at least one of the first and second metering members. | 2018-08-23 |
20180238287 | High-Pressure Fuel Pump and Control Device - Provided is a high-pressure fuel pump in which responsiveness of closing a suction valve can be maintained even when the high-pressure fuel pump is increased in pressure or capacity of the high-pressure fuel pump is increased, thereby ensuring discharge efficiency. Therefore, the high-pressure fuel pump includes the rod that urges the suction valve in the valve opening direction, the mover that drives the rod in the valve closing direction, and the solenoid that generates a magnetic attraction force for moving the mover in the valve closing direction. After the suction valve starts moving from the suction valve closing position in the valve opening direction, the rod reaches the suction valve closing position and further moves in the valve opening direction. | 2018-08-23 |
20180238288 | FUEL RAIL FOR INJECTION SYSTEM - An arrangement for supplying high pressure fuel to a plurality of fuel injectors includes a housing defining a fuel chamber. The chamber is provided with a flow inlet from a high pressure fuel source and forms a first portion of flow path of the fuel, the chamber being fluidly connected to a conduit providing a second portion of flow path. The conduit has a plurality of outlets adapted to provide flow of high pressure fuel from the chamber via the conduit to a corresponding plurality of injectors via respective first outlet flow conduits. The second portion of flow path is substantially narrower than the first flow path, and includes a pressure sensor located in or adjacent to the conduit. | 2018-08-23 |
20180238289 | VEHICLE BATTERY REPORTING AND AUTO-CHARGE - A storage maintains charge times for vehicles. A processor of a server is programmed to periodically determine a time interval since each of the vehicles has been started according to the charge times. The server sends a message over a wide-area network requesting remote start of one of the vehicles responsive to the time interval for the one of the vehicles indicating no engine restart for at least a predefined time period. A processor of a vehicle restarts the vehicle according to receipt of a restart request sent responsive to a periodic process performed by a remote server to identify that a most recent vehicle start time sent from the vehicle to the remote server is at least a predefined time interval from a current time identified by the remote server. | 2018-08-23 |
20180238290 | SYSTEM AND METHOD FOR ALTERING START-STOP EVENTS - A vehicle is provided. The vehicle may include a controller that, in response to a number of engine stops that occur within a first predefined time period exceeding a user defined threshold value, inhibit further engine auto stops. The vehicle may include a controller that, in response to a number of engine stops that occur within a first predefined distance travelled by the vehicle exceeding a user defined threshold value, inhibit further engine auto stops. | 2018-08-23 |
20180238291 | HYBRID MODULE, HYBRID UNIT AND MOTOR VEHICLE AS WELL AS STARTING PROCESS FOR AN INTERNAL COMBUSTION ENGINE - Embodiments for a hybrid drive are provided. In one example, a hybrid module for arrangement on an internal combustion engine, which is configured for starting the internal combustion engine, includes an electric motor, for generating a torque, and an output element connected in a torque-transmitting manner to the electric motor and positioned on an output axle, for transmission of the torque to a crankshaft of the internal combustion engine. According to the disclosure, the hybrid module has a magnetic transmission, wherein the torque of the electric motor is transmitted via the magnetic transmission to the output element. | 2018-08-23 |
20180238292 | Ignition device for internal combustion engine - An ignition device for an internal combustion engine includes an ignition plug including a discharge portion facing a vicinity of an exhaust port of a combustion chamber of the internal combustion engine, a drive unit configured to allow nonequilibrium plasma discharge to occur in the discharge portion by applying a drive voltage to the ignition plug, and an electronic control unit configured to allow the nonequilibrium plasma discharge to occur in the discharge portion by applying the drive voltage from the drive unit to the ignition plug in a first predetermined period when the exhaust gas control catalyst is in a warm-up state, the first predetermined period being a predetermined period after initiation of opening of an exhaust valve and a period in which a blowdown phenomenon of exhaust gas occurs. | 2018-08-23 |
20180238293 | IGNITION DEVICE FOR INTERNAL COMBUSTION ENGINE - An ignition device for an internal combustion engine with an ignition plug that ignites an air-fuel mixture in a combustion chamber, wherein a discharge current i provided by the ignition plug to the air-fuel mixture is controlled to be greater than a discharge current reference value ibf, which is a minimum current value at which a spark discharge blow-out phenomenon does not arise. | 2018-08-23 |
20180238294 | WAVE ENERGY CONVERTER COMPRISING A PISTON ROD WITH A FLOAT BODY - A wave energy converter includes a buoyant body and an acceleration tube with a working cylinder and working piston movable therein, a mooring system, and at least one energy collecting device including a hydraulic pump in the form of a hydraulic cylinder having a jacket and an internal pump piston connected to at least one piston rod, which forms a mechanical connection between the buoyant body and the working piston in the working cylinder, wherein at least one float body having a buoyancy in the body of water where the wave energy converter operates is connected to the working piston and wherein the buoyancy of the float body is adapted to maintain the working piston in a desired vertical operating range in the working cylinder when the wave energy converter. | 2018-08-23 |
20180238295 | WAVE ENERGY CONVERTOR - A wave energy converter has blades ( | 2018-08-23 |
20180238296 | STEAM-ASSISTED GRAVITY DRIVE SYSTEM - A steam-assisted gravity drive system is provided. The steam-assisted gravity drive system has a series of repeating steam chambers separated by inner baffles, wherein the series of repeating steam chambers define a circular loop about a hub. The steam-assisted gravity drive system with the addition of a heat source is adapted to unidirectionally change steam from one steam chamber to spraying condensation flowing into an adjacent steam chamber. Thereby, the steam-assisted gravity drive system generates force through this unidirectional transfer of the fluid throughout the loop of steam chambers so that the loop rotates about its hub under the further influence of gravity, wherein the hub can be attached to a mechanism for applying rotation force thereto. | 2018-08-23 |
20180238297 | PROCESS OF USING A HYDROELECTRIC GENERATOR IN A WATER COURSE TO GENERATE ELECTRICITY - Disclosed is a process of using a hydroelectric generator adapted to be installed in a water course, having a semi-submerged rotor, including a fixed platform, a rotor means for the conversion of kinetic energy of a fluid in electric energy, having adjusting means to adjust the position of the rotor means. The adjusting means to adjust the position of the rotor means is constrained to the fixed platform and moves, in a controlled way, the rotor means with respect to the fixed platform with at least one degree of freedom, to change at least the orientation of the axis (A) of the rotor with respect to the main flow direction (D) of the water. | 2018-08-23 |
20180238298 | SWALLOW TAIL AIRFOIL - Aerodynamic element having a cross section in an airflow direction with a suction side surface, a pressure side surface, and a trailing edge extending between the suction side surface and the pressure side surface. The aerodynamic element further comprises an extension body attached to the trailing edge near the suction side surface of the aerodynamic element. A top surface of the extension body is flush with the suction side surface. The aerodynamic element ( | 2018-08-23 |
20180238299 | Methods of Joining Rotor Blade Components Using Thermoplastic Welding - The present disclosure is directed to methods for joining rotor blade components using thermoplastic welding. The method includes arranging a first thermoplastic component and a second thermoplastic component together at an interface, determining a size of a tolerance gap between the first and second components at the interface, placing a thermoplastic insert between the first and second components at the interface, the insert being larger than the tolerance gap, heating the insert and the first and second components such that the insert begins to flow so as to fill the tolerance gap between the first and second components, applying pressure to the interface such that the insert and the first and second blade components remain substantially in direct contact with each other at the interface, and welding the insert and the first and second components together at the interface, wherein the heat and the applied pressure between the insert and the first and second components at the interface maintain the insert and the first and second substantially in direct contact at the interface during welding. | 2018-08-23 |
20180238300 | Joint Assembly for Rotor Blade Segments of a Wind Turbine - The present disclosure is directed to a rotor blade assembly for a wind turbine having a joint assembly securing first and second blade segments together. For example, the joint assembly releasably couples the first and second blade segments together at a chord-wise extending joint and includes at least one set of interlocking components. As such, the joint assembly is movable between a locked position and an unlocked position by engaging and disengaging the interlocking components. Thus, in the locked position, the first and second blade segments are secured together via the interlocking components, and movement from the locked position to the unlocked position, releases the interlocking components, thereby releasing the first and second blade segments from each other. | 2018-08-23 |
20180238301 | Shear Web for a Wind Turbine Rotor Blade - The present disclosure is directed to a shear web for a rotor blade of a wind turbine and a method of manufacturing and assembling same. The rotor blade generally includes an upper shell member having an upper spar cap configured on an internal surface thereof and a lower shell member having a lower spar cap configured on an internal surface thereof. Further, the shear web extends between the spar caps along a longitudinal length of the blade. In addition, the shear web includes first and second outer pultruded layers at least partially encompassing a core material, wherein end portions of the first and second outer pultruded layers form compressed flanges at opposing ends of the shear web. | 2018-08-23 |
20180238302 | METHOD FOR OPERATING A WIND TURBINE, WIND TURBINE AND COMPUTER PROGRAM PRODUCT - A method for operating a wind turbine, the method including, in response to receiving a request for a system start of the wind turbine, monitoring at least one measured value over a predetermined monitoring period; and effecting the system start in response to determining that the at least one measured value in the monitoring period corresponds to defined specifications, wherein: the at least one measured value is stored continuously in a data storage and a storage period in the data storage corresponds to at least the predetermined monitoring period, and monitoring the at least one measured value in response to receiving the request for the system start comprises checking, on the basis of the data storage, whether the at least one measured value in a storage period corresponding to the monitoring period before the request corresponds to the defined specifications. | 2018-08-23 |
20180238303 | METHOD FOR OPERATING A WIND FARM - A method for operating a wind farm with a number of wind power installations is provided. Each wind power installation respectively has a nacelle with an aerodynamic rotor with one or more rotor blades and a generator. Each of the wind power installations is variable in its azimuth position and at least two of the wind power installations are so close together that, depending on the direction of the wind, they can influence one another by way of the wind. At least a first of the wind power installations is cut back in dependence on its azimuth position in order to positively influence the wind for a further wind power installation arranged downwind of the first. | 2018-08-23 |
20180238304 | DISTRIBUTED COMPRESSED AIR ENERGY STORAGE WITH HEAT NETWORK - A method and system of distributed Compressed Air Energy Storage with thermal energy interchange network of cooling and heating circuits and dynamically scheduled power production, energy storage and power generation from storage, of integrated individual power resources to enhance system thermal efficiency and capacity factor. | 2018-08-23 |
20180238305 | MOBILE RENEWABLE ENERGY STRUCTURES PROVIDING WIRELESS NETWORKING AND ASSOCIATED SYSTEMS AND METHODS - A system for providing access to a wireless communication network can include a plurality of renewable energy structures. Each renewable energy structure can include an electricity generation assembly, a telescoping support pole positioned to support the electricity generation assembly, and a wireless communication device configured to relay wireless communication signals between a host signal source and a client device. The electricity generation assembly can include a wind turbine assembly and/or a solar power structure. The wireless communication device can include a cellular telephone signal repeater and/or wireless internet equipment. Each structure can include a display, such as an advertisement, one or more benches, and/or a container. Each structure can optionally include a water purification system, one or more cameras, one or more lights, and/or one or more motion or voice sensors for activating or deactivating various components of the system. Each structure may be permanently installed or mobile. | 2018-08-23 |
20180238306 | WIND TURBINE COMPRISING A PLANETARY GEAR SYSTEM - The present invention relates to a wind turbine generator comprising a gearbox, wherein said gearbox comprises a planetary gear system, wherein said planetary gear system comprises a carrier assembly, wherein said carrier assembly comprises a carrier supporting at least one planetary gear that is rotatably mounted through a bearing on a shaft, wherein the shaft is fixed in a bore defined by the carrier. The carrier assembly includes interlocking means to prevent angular movement of the shaft relative to the bore. This improves the robustness of the coupling between the shaft and the bore of the carrier. | 2018-08-23 |
20180238307 | INSTRUMENTED SHAFT FOR CONDITION MONITORING - A flanged shaft having a shaft part including a bearing seat for mounting an inner ring of a bearing arrangement and a flange part at a first side of the shaft. The flange part has an axially inner surface for axially retaining the inner ring. The flanged shaft is instrumented with one or more sensor units. Each unit having a measuring surface formed by an axially inner surface of at least one contact plate on which one or more sensors are provided for monitoring one or more operating parameters of the bearing arrangement. According to the invention, each of the one or more sensor units is arranged in a corresponding recess that extends through the flange part such that the measuring surface lies flush with or protrudes somewhat beyond the axially inner surface of the flange part. | 2018-08-23 |
20180238308 | System and Method for Removal of a Wind Turbine Gearbox from a Main Rotor Shaft - A method and associated system are provided for removing a drive train component, such as a gearbox, from a rotor shaft uptower in a wind turbine, wherein the component is supported by transversely extending mounting arms at mount locations on the wind turbine frame. The drive train component is supported from above or below and the mount locations. At each mount location, a removal fixture is installed that includes an actuator that moves linearly essentially parallel to the rotor shaft. The mounting arms are simultaneously engaged with the respective actuators, which are controlled to linearly push the mounting arms until the drive train component disengages from the rotor shaft. | 2018-08-23 |
20180238309 | CRANE BASKET | 2018-08-23 |
20180238310 | BICYCLE PUMP - A bicycle pump includes a pump body assembly, a handle assembly, a flexible hose assembly, and/or a magnet. The pump body assembly may include an outer tube, which defines an air chamber, and a head assembly with an air outlet opening. The handle assembly may slidably be associated with the body assembly, and include an inner tube and a piston, slidable inside the outer tube. The flexible hose assembly may be suitable to be stored inside the inner tube when the pump is not in use, and suitable to be connected to the air outlet opening during pumping. The magnet may connect the flexible hose assembly to the air outlet opening of the head assembly in a removable manner. | 2018-08-23 |
20180238311 | ELECTRIC VACUUM PUMP, IN PARTICULAR FOR ARRANGING IN A VEHICLE - An electric vacuum pump, in particular for arrangement in a vehicle, having an electric motor and a pump part, which can be driven by the electric motor, so that air can be drawn into the pump part from a suction connection and wherein air can be taken out of the pump part out of an outlet connection. A motor flange is provided on which the pump part rests, and the outlet connection is disposed on the motor flange. A receiving space is formed in the motor flange into which space the outlet connection opens, and a rubber-elastic insert part, which has a hollow inner region which communicates with the outlet connection, is accommodated in the receiving space. The insert part has at least one air guide opening via which air can flow from the pump part into the inner region. | 2018-08-23 |
20180238312 | Reciprocating Compressor Vented Piston - A compressor ( | 2018-08-23 |
20180238313 | COMPRESSOR WITH A DISCHARGE MUFFLER - A discharge valve assembly includes an outer shell. An inner sleeve is positioned within the outer shell. A side wall of the inner sleeve is spaced from a side wall of the outer shell along a radial direction. A distal end of the side wall of the inner sleeve is spaced from an end wall of the outer shell by a gap along an axial direction. The inner sleeve divides an interior volume of the outer shell into a first muffler cavity and a second muffler cavity. A related compressor is also provided. | 2018-08-23 |
20180238314 | AIR INFLATING DEVICE AND TIRE REPAIR MACHINE COMPRISING SAME - The present application provides an air inflation device and a tire repair machine comprising the air inflating device. The air inflating device comprises a housing ( | 2018-08-23 |
20180238315 | Concrete Pump System and Method - A pump system/method configured to provide substantially constant flow of concrete, cement, or other material is disclosed. The system integrates a trapezoidal cutting ring and spectacle plate in conjunction with lofted transitional interfaces to the mechanical pump cylinder rams and output ejection port to ensure that pressurized discharge concrete material is not allowed to be relaxed nor backflow into the material sourcing hopper. The trapezoidal cutting ring is configured to completely seal off the trapezoidal spectacle ports as it smoothly transitions between the mechanical pump input ports during cycle changes thus generating a more uniform output flow of concrete while eliminating hopper backflow and hydraulic fluid shock. A control system is configured to coordinate operation of the hydraulic pump cylinder rams and cutting ring to ensure that output ejection port pressure and material flow is maintained at a relatively constant level throughout all portions of the pumping cycle. | 2018-08-23 |
20180238316 | CYLINDER HEAD FOR COMPRESSOR - A cylinder head for a compressor is disclosed. A compressor is also disclosed including the head. A refrigeration system is also disclosed, including the compressor. | 2018-08-23 |
20180238317 | Disposable Alternating Tangential Flow Filtration Units - Disclosed herein are robust disposable alternating tangential flow (ATF) housing and diaphragm pump units and associated methods of manufacturing, testing, wetting, and using the same. | 2018-08-23 |
20180238318 | HOSE CARTRIDGE FOR A PERISTALTIC PUMP HAVING ELASTIC LEGS - The present invention relates to an improvement of a hose cassette for a peristaltic pump. The hose cassette has a U-shape and is made from a flexible material, so that the liquid-conveying hose segment can surround the roller wheel in a better way, whereby the pumping capacity is improved. Surprisingly, a cassette configured in such a way can in an easier and more economical manner be made than cassettes of the prior art. | 2018-08-23 |
20180238319 | PIEZOELECTRIC FAN DRIVING DEVICE - The invention relates to a piezoelectric fan driving device comprising: a piezoelectric fan and a driving unit, wherein the piezoelectric fan comprises a connecting piece, two piezoelectric elements and at least one one-way air flowing piece. The connecting piece has an opening and two end surfaces. The two piezoelectric elements are fixed on the two end surfaces, and the connecting piece and two piezoelectric elements surround to form a cavity, one of the two piezoelectric elements having a through hole connecting to the cavity. The one-way air flowing piece connects the through hole. The driving unit electrically connects with the two piezoelectric elements to convert a DC power to an AC power, and the two piezoelectric elements are driven by the AC power. | 2018-08-23 |
20180238320 | MINIATURE GAS TRANSPORTATION DEVICE - A miniature gas transportation device includes a gas outlet plate, a resonance plate, a piezoelectric actuator and a covering member. The gas outlet plate includes a gas outlet pipe, a gas outlet hole and plural protrusion structures. The gas outlet pipe is disposed on a first surface of the gas outlet plate. The gas outlet hole is formed in the gas outlet pipe and runs through the gas outlet plate to output gas from the miniature gas transportation device. The plural protrusion structures are disposed on a second surface of the gas outlet plate. A space between every two adjacent protrusion structures of the plural protrusion structures is defined as a vent portion. The piezoelectric actuator includes a suspension plate, an outer frame, a bracket and a piezoelectric element. The bracket is arranged between the suspension plate and the outer frame. The piezoelectric element is attached on the suspension plate. | 2018-08-23 |
20180238321 | PLUNGER LIFT ASSEMBLY WITH AN IMPROVED FREE PISTON ASSEMBLY - An improved free piston assembly for use in combination with a plunger lift assembly is provided. The piston assembly includes a sleeve member, a retention sleeve, and a flow restriction member. The sleeve member has an inner surface defining an opening for the flow of formation fluids. The opening includes a first section and a second section. The retention sleeve is configured to be affixed to the first section of the opening. The flow restriction member is not latched to the sleeve member and is configured to have an interference fit with the retention sleeve. The interference fit provides a force that is sufficient to overcome the force of gravity on the flow restriction member when formation fluid forces acting on the flow restriction member are decreased or removed. The second section of the opening is configured to prevent the passage of the flow restriction member. | 2018-08-23 |
20180238322 | COMPRESSOR GAS CUTOFF - Embodiments of a compressor cutoff are presented. In an embodiment, the present invention includes apparatus for cutting off the flow of gas/liquid in the event of compressor failure or breakdown. In this embodiment, gas/liquid flows from its source through one or more passageways into a first input chamber, and also through one or more other passageways into a second input chamber, where the first and second input chambers are separated by a stop plunger. During the down-stroke of the compressor's piston, gas/liquid in the first chamber passes (or is drawn) through an inlet valve of the piston bore, and during the up-stroke of the piston that gas/liquid is forced through an outlet valve to a tank or other compressed gas/liquid receptacle. So long as the compressor operates normally, the pressure in the two input chambers (i.e., on each side of the stop plunger) will be substantially equal, thereby keeping the stop plunger in place. If, however, the compressor fails in a manner that exposes gas/liquid in the piston bore to the atmosphere, or otherwise results in a decrease in pressure in the piston bore, the pressure in the first input chamber will fall below the pressure in the second input chamber, thereby causing the stop plunger to move to a position in which it blocks the flow of gas/liquid from entering the inlet valve of the piston bore. | 2018-08-23 |
20180238323 | Method For Operating A Device For The Dosed Supply Of A Liquid - A method for operating a device for dosed supply of a liquid, having a pump to deliver the liquid. The pump has an inlet and an outlet. An eccentric is arranged on the pump housing and a deformable diaphragm is arranged between a pump housing and the eccentric. The deformable diaphragm and the pump housing delimit a delivery path from the inlet to the outlet. The seal can be displaced along the delivery path by movement of the eccentric. A pressure sensor is connected to the outlet of the pump. A liquid is delivered by the pump. A time curve of the pressure at the outlet of the pump is monitored during delivery by the at least one pressure sensor. An angle position of the eccentric of the pump is detected using at least one characteristic feature of the time curve at the outlet. | 2018-08-23 |
20180238324 | REMOVABLE PISTON ROD SLEEVE FOR FLUID PUMP - A wear sleeve is removably mounted on a piston rod. The piston rod includes a piston cap, a piston rod body, and a piston head, with at least one of the piston cap and the piston head being removable from the piston rod body. The wear sleeve is disposed over the piston rod body and prevents the piston rod from contacting dynamic seals disposed within a pump. The wear sleeve is mechanically secured in a cylindrical recess on the piston rod between a cap shoulder of the piston cap and a head shoulder of the piston head. | 2018-08-23 |
20180238325 | ELECTRIC PUMP AND METHOD FOR PRODUCING SAME - An electric pump includes a pump portion including a pump housing and a gear pump which is housed in the pump housing, the pump portion suctioning and discharging a hydraulic fluid by a rotation of the gear pump. The electric pump also includes a motor portion arranged adjacent to the pump portion in a direction along an axis of the pump portion and including a rotor which rotates synchronously with the gear pump and coaxially with the axis, the motor portion including a stator which is arranged at an outer periphery of the rotor and disposed coaxially with the axis, the stator applying a rotation drive force to the rotor. The electric pump further includes a resin portion integrally surrounding at least an outer periphery of the pump housing and an outer periphery of the stator. | 2018-08-23 |
20180238326 | A STATOR OF A ROTARY VANE-TYPE PUMP - The present disclosure relates to hydraulic machinery engineering, more specifically to stators of rotary vane-type pumps intended for pumping-over viscous, plastic masses and other fluids and multiphase mixtures lacking unctuous properties, but rich in mechanical impurities and/or having high viscosity, particularly such as stratum fluids of oil deposits, and may be applied in food-processing, chemical, petrochemical and other branches of industry. | 2018-08-23 |
20180238327 | SCROLL COMPRESSOR WITH RECESSES AND PROTRUSIONS - A compressor is provided. The compressor may include a fixed wrap, and an orbiting scroll having an orbiting wrap engaged with the fixed wrap to form compression chambers. The fixed wrap and the orbiting wrap may have irregular wrap curves. At least one interference avoiding portion at which a spacing between the wraps is greater than an orbiting radius or at least one gap compensating portion at which the spacing between the wraps is smaller than the orbiting radius, in a state in which a center of the fixed scroll and a center of the orbiting scroll are aligned with each other, may be provided on a sidewall surface of the fixed wrap or the orbiting wrap, whereby frictional loss or abrasion due to interference between the wraps or a refrigerant leakage due to a gap between the wraps may be prevented. | 2018-08-23 |
20180238328 | PUMP COMPRISING A PROXIMITY SENSOR - A dry vacuum pump may include a stator which defines an internal chamber in which a rotor is rotationally mounted. A sensor is mounted to the stator and has an output connected to a processing circuit arranged to analyse the output of the sensor to determine the absolute distance between a point on the surface of the rotor and internal stator surface. The rotor to stator clearance can thus be accurately determined in real time during operation of the pump, so that the pump performance can be optimised over its serviceable life. | 2018-08-23 |
20180238329 | Oilless Compressor - Size reduction of a compressor and cooling of an electric motor are effectively achieved. An oilless compressor, having: a compressor main body that has a rotor for compressing air, a rotor shaft for supporting the rotor, and a bearing for rotatably supporting the rotor shaft; an electric motor for producing drive force for driving the compressor main body; at least one gear for transmitting drive force to the rotor shaft; a lubricating oil pipe for conveying lubricating oil to the bearing and/or the gear; and an oil pump for pressure-feeding the lubricating oil; wherein the electric motor has, in the external peripheral direction of an armature, a cooling jacket for channeling the lubricating oil to an internal flow channel to cool the armature of the electric motor, and the lubricating oil circulates through the cooling jacket and the lubricating oil pipe. | 2018-08-23 |
20180238330 | COMPRESSOR - A compressor includes a compression chamber forming member, an injection passage, an injection pipe, and a pulsation attenuation space. The compression chamber forming member forms a compression chamber. The injection passage is formed in at least one of the compression chamber forming member and a separate member disposed in a surrounding area and connecting to the compression chamber. The injection pipe supplies refrigerant to the injection passage. The pulsation attenuation space is formed in one of the compression chamber forming member and the separate member disposed in the surrounding area so as to communicate with the injection passage. The pulsation attenuation space attenuates pulsation of refrigerant gas flowing from the injection pipe into the compression chamber. | 2018-08-23 |
20180238331 | MOTOR VEHICLE VACUUM PUMP - An automobile vacuum pump includes a pump chamber with a pump rotor, an outlet chamber, a partition wall separating the pump chamber from the outlet chamber, and an outlet valve in the partition wall. A compressed gas is discharged from the pump chamber into the outlet chamber via the outlet valve. The outlet valve is formed by a valve opening in the partition wall, a valve seat arranged around the valve opening, and a leaf spring provided as a valve body. The leaf spring includes a spring body which includes a fastening site where the spring body is fixed to the partition wall, and a spring-body-side stopper. The spring-body-side stopper is arranged so that a first distance between the spring-body-side stopper and the fastening site is larger than a second distance between the fastening site and an opening edge of the valve opening which is closest to the fastening site. | 2018-08-23 |
20180238332 | CENTRIFUGAL PUMP - A centrifugal pump including an outer case; an inner case; a first unit and a second unit placed in fluid communication with each other, each unit including a plurality of impellers; the inner case includes two half-parts joined along a connection plane containing the axis of rotation; a connecting element is placed between the first unit and the second unit, the connecting element is engaged with a last impeller of the first unit and with a last impeller of the second unit. | 2018-08-23 |
20180238333 | EMBEDDED ROTARY MICRO PUMP, ITS METHOD OF INTEGRATION AND MOTION CONTROL - A micro pumping mechanism is proposed to generate flow in micro channels of micro fluidic devices and three dimensional microprocessors cooled by the flow of coolant fluids. The proposed micro pump comprises a rotating disk inside a chamber, which overlaps with the fluidic micro channel. The rotating disk induces a shear flow across the micro channel, transporting fluid elements in the direction of the rotation of the disk. The disk can be rotated by external magnetic or electric fields as in direct drive, induction, or electrostatic motors. | 2018-08-23 |
20180238334 | TURBO-MOLECULAR PUMP - A turbo-molecular pump comprises a cylindrical rotor to be rotatably driven by a motor; a cylindrical stator provided corresponding to the rotor; a heater configured to elevate a temperature of the stator to a target temperature; a temperature sensor configured to detect the temperature of the stator; and a control section. A rotation start command is input after start of energization of the heater, the control section stops rotary driving of the rotor at a rated rotation speed until the temperature of the stator reaches a predetermined temperature set lower than the target temperature and begins the rotary driving at the rated rotation speed when the temperature of the stator exceeds the predetermined temperature. | 2018-08-23 |
20180238335 | FAN CONTROL DEVICE WITH MULTIPROCESSOR - A fan control device for controlling a fan includes a communication-processing processor, a fan-controlling processor, and a detection processor. The communication-processing processor receives a fan-controlling instruction from an external system to generate a control signal, generates a detection signal according to a detection request of the external system, and provides state information for the external system. The fan-controlling processor controls the speed of the fan according to the control signal and transmits a control result to the communication-processing processor. The detection processor detects the ambient state and the fan state of the fan according to the detection signal, and generates the state information according to the ambient state and the fan state. The communication-processing processor, the fan-controlling processor, and the detection processor are physically separated from one another. | 2018-08-23 |
20180238336 | COMPRESSOR RECIRCULATION VALVE WITH VALVE SEAT STRUCTURE FOR SUPPRESSING NOISE UPON OPENING OF VALVE - A compressor recirculation valve having features for mitigating the “rush” noise caused when the valve opens and compressed recirculation air rushes through the valve into the compressor inlet. The features for mitigating rush noise include a generally annular wall that projects from the valve seat and surrounds the valve member. The radially inner surface of the wall can be conical and can include radially inwardly projecting teeth between which are V-shaped grooves. | 2018-08-23 |
20180238337 | SINGLE-PIECE FAN WHEEL - The invention relates to a blower wheel ( | 2018-08-23 |
20180238338 | BLOWER APPARATUS - A blower apparatus includes an impeller arranged to be capable of rotating about a central axis extending in a vertical direction, and a motor arranged to drive the impeller. The impeller includes a plurality of blade portions arranged in a circumferential direction, and a flange portion arranged to have the blade portions arranged on an outer peripheral portion thereof on a radially outer side. At least one of the blade portions includes a shoulder portion at an end portion thereof on a radially inner side and on one axial side. The shoulder portion includes a first end surface arranged to face to the one axial side, a second end surface arranged to face to the one axial side and arranged on another axial side of the first end surface, and a third end surface arranged to join an inner end portion of the first end surface on the radially inner side and an outer end portion of the second end surface on the radially outer side to each other. | 2018-08-23 |
20180238339 | Compressor Wheel With Supports - In one aspect of the present disclosure, a compressor wheel is disclosed that includes a body, a plurality of blades, and one or more supports. The supports add strength to the compressor wheel and may be configured as ribs, for example. The body has a first face (e.g., an outer or front face), which may include the blades, and a second face (e.g. an inner or rear face), which may include the supports. The supports may include an arcuate configuration curving forward in a direction of rotation of the compressor wheel. | 2018-08-23 |
20180238340 | BLOWER APPARATUS - A blower apparatus includes an impeller arranged to be capable of rotating about a central axis extending in a vertical direction, and a motor arranged to drive the impeller. The impeller includes a plurality of blade portions arranged in a circumferential direction, and a flange portion arranged to have the plurality of blade portions arranged on an outer peripheral portion thereof on a radially outer side. Each blade portion includes a trailing edge surface arranged on a rearward side of the blade portion with respect to a rotation direction of the impeller in the circumferential direction, and a leading edge surface arranged on a forward side of the blade portion with respect to the rotation direction in the circumferential direction. The trailing edge surface includes at least one recessed portion recessed forward with respect to the rotation direction. | 2018-08-23 |
20180238341 | CORE-PROTECTING FAN MODULES AND TURBOFAN ENGINES CONTAINING THE SAME - Embodiments of a core-protecting fan module are provided, as are embodiments of a turbofan engine containing such a fan module. In an embodiment, the core-protecting fan module contains a nose member, a fan rotor downstream of the nose member, a full span stator downstream of the fan rotor, and a splitter structure downstream of the fan rotor. The fan rotor includes a plurality of fan blades, which extends from a rotor hub and which is angularly spaced about a rotational axis. Certain fundamental angular relationships are observed between the angles formed by rotational axis, the nose member, the fan rotor, and a leading edge of the splitter structure to reduce contaminant ingestion by the core flow path and to promote moisture shedding to reduce susceptibility to icing within the fan module, while further avoiding or minimizing negative impacts to other structural and functional aspects of the turbofan engine. | 2018-08-23 |
20180238342 | FAN - A fan for a gas turbine engine, the fan comprising a first set of fan blades each fan blade comprising a root and an axial retention feature provided on the root at a first position, and a second set of fan blades each fan blade comprising a root and an axial retention feature provided on the root at a second position. Relative to the respective blade on which the respective retention feature is provided, the first position is different to the second position. | 2018-08-23 |
20180238343 | PROPELLER FAN, PROPELLER FAN DEVICE, AND AIR CONDITIONER OUTDOOR UNIT - Provided is a propeller fan including a boss, and a blade fixed at an outer peripheral surface of the boss, wherein the blade has a second protrusion that protrudes toward a positive pressure surface side, at a trailing edge with respect to a rotation direction, the second protrusion is provided in a range on a radially outer side of a center of a radial distance from an inner peripheral end to an outer peripheral end of the blade, and has a protrusion tip end with a maximum protrusion height, a first base at a starting part of protrusion on a radially inner side of the protrusion tip end, and a second base at a starting part of protrusion on a radially outer side of the protrusion tip end, and the protrusion tip end is positioned nearer to the second base than to the first base in the radial direction. | 2018-08-23 |
20180238344 | AXIAL FLOW FAN AND AIR-CONDITIONING APPARATUS INCLUDING THE SAME - An axial flow fan according to the present invention includes a plurality of blades, each of the blades including: a leading edge formed in front in a direction of rotation of the axial flow fan; an inner circumferential edge formed at an inner circumference of the blades; and an outer circumferential edge formed at an outer circumference of the blades, the outer circumferential edge configured to be at downstream of a fluid, forced to move by the axial flow fan, than the inner circumferential edge, the blade being reflexed toward upstream of the fluid at a portion adjacent to the outer circumferential edge, and having a local angle-decrease section having a blade inlet angle α at the leading edge decreasing from neighborhood, the local angle-decrease section being formed at a side of the leading edge and being located closer to the outer circumferential edge than to the inner circumferential edge. | 2018-08-23 |
20180238345 | CONNECTOR UNIT FOR A FAN - The invention refers to a connector unit formed out a side piece of a blower housing and an engine mounting plate for a drive motor of a blower, whereby the engine mounting plate is attachable to the side piece in a variety of rotational or alternatively angular positions vis-à-vis a rotational axis that runs in an axial direction to the side piece. | 2018-08-23 |