45th week of 2017 patent applcation highlights part 29 |
Patent application number | Title | Published |
20170321550 | SYSTEMS AND METHODS FOR FLUID DELIVERY IN A LONGWALL MINING SYSTEM - A fluid delivery system for a longwall shearer. The fluid delivery system includes a flow control device and an electronic processor. The flow control device is in fluid communication with a nozzle positioned on the shearer, and in fluid communication with a fluid source. The electronic processor is coupled to the flow control device. The electronic processor is configured to receive a measure of a capacity parameter, and determine a model fluid flow based on the measure of the capacity parameter. The capacity parameter corresponds to a position of the shearer along the mineral face. The electronic processor is further configured to set an operational parameter of the flow control device based on the model fluid flow, and operate the flow control device at the set operational parameter. | 2017-11-09 |
20170321551 | TOOL DEVICE FOR A GROUND MILLING MACHINE AND GROUND MILLING MACHINE HAVING SUCH A TOOL DEVICE - The invention relates to a tool device for a ground milling machine, particularly a road milling machine, a recycler, a stabilizer or a surface miner. The tool device comprises a milling chisel with a highly wear-resistant chisel tip, particularly comprising PCD material, and a chisel shaft extending along a longitudinal axis, and a chisel holder with a shaft receptacle, the chisel shaft of the milling chisel having at least one tapering section narrowing in a direction away from the chisel tip. Furthermore, a fastening device is provided, which is designed in such a way that it pulls the milling chisel along its longitudinal axis and in the direction away from the chisel tip into the shaft receptacle, the shaft receptacle of the chisel holder being designed complementary to the chisel shaft of the milling chisel in such a way that the tapering section, when braced by the fastening device, bears against the chisel holder in the shaft receptacle in a frictionally locking manner shaft receptacle. The chisel holder also comprises a base holder and a quick-change chisel holder, the base holder comprising a holder receptacle for receiving the quick-change chisel holder, and the quick-change chisel holder comprising the shaft receptacle, and the fastening device being designed in such a way that it pulls both the milling chisel along its longitudinal axis and in the direction away from the chisel tip into the shaft receptacle as well as the quick-change chisel holder into the holder receptacle in the base holder. The invention also relates to a milling chisel and a quick-change chisel holder for such a tool device and a ground milling machine with such a tool device. | 2017-11-09 |
20170321552 | ARRANGEMENT FOR ROCK BOLTS AND A METHOD FOR THE USE OF THE ARRANGEMENT, AND A REINFORCEMENT SYSTEM COMPRISING SUCH AN ARRANGEMENT - An arrangement for a rock bolt that is intended to be embedded in grout in a borehole, a method for using said arrangement, and a reinforcement system including such an arrangement. The rock bolt is equipped with a longitudinal tube with a passage, wherein an extended electrically conducting sensor is introduced into the passage of the tube and the sensor is connected with the anchoring end of the rock bolt, a monitoring arrangement designed to be connected to the rock bolt, that an electrically conducting circuit is formed through the connection of the rock bolt, the sensor and the monitoring arrangement, wherein the monitoring arrangement includes evaluation means intended to evaluate the presence of changes in the condition of the bolt, and signaling means | 2017-11-09 |
20170321553 | RAILROAD PLATFORM DOOR ARRANGEMENT - A platform door arrangement with a traffic route ( | 2017-11-09 |
20170321554 | PNEUMATIC ENGINE AND RELATED METHODS - A pneumatic engine includes a plurality of pneumatic motors and an engine drive shaft. Each motor has a motor gas inlet, a motor gas outlet, and a rotor driven by gas flow between the motor gas inlet and the motor gas outlet. The engine drive shaft is drivingly coupled to the motor drive shaft of each of the pneumatic motors. | 2017-11-09 |
20170321555 | COOLING STRUCTURE FOR TURBINE, AND GAS TURBINE - A cooling structure for a turbine is configured such that: a plurality of disks rotating integrally with blades are arranged along a rotational axis; and the disks have formed therein disk holes arranged in a circumferential direction to supply cooling air for cooling the rotor blades to downstream disks. At least one of the disk holes is set such that, when the rotational direction of the disk is defined as the positive direction and the direction opposite the rotational direction is defined as the negative direction, an outlet absolute circumferential velocity vector which is a component in a rotational direction U of the velocity vector of the cooling air at an outlet of a disk hole is smaller than an inlet absolute circumferential velocity vector which is a component in the rotational direction of the velocity vector of the cooling air at an inlet of the disk hole. | 2017-11-09 |
20170321556 | DAMPER RING - A damper ring is mounted in frictional engagement with a radially inwardly facing surface of a circumferential groove defined in a rotary part of a gas turbine engine. Energy dissipation is provided via sliding friction of the ring in the groove. The damper ring has a circumferentially segmented ring body having a non-uniform circumferential stiffness around its circumference including a locally reduced stiffness in a circumferential direction between each pair of circumferentially adjacent ring segments. | 2017-11-09 |
20170321557 | IMPULSE ELEMENT MODULE FOR A TURBOMACHINE - An impulse element module for a turbomachine, in particular a turbine stage of a gas turbine, preferably an aircraft gas turbine, including a single-unit receptacle component having a base and side walls that extend peripherally thereon, the side walls and the base bounding a receiving space; a single-unit insert component having a form that is inserted into receiving space of receptacle component; together, the receptacle component and the insert component accommodated therein being designed to define a plurality of spaced apart cavities; and an impulse element, in particular a sphere, being accommodated in each cavity; and a single-unit sealing component that is joined in a material-to-material bond to the receptacle component in a way that allows the receiving space to be sealed and the insert component to be surrounded by the receptacle component and the sealing component. | 2017-11-09 |
20170321558 | MOLYBDENUM-SILICON-BORON WITH NOBLE METAL BARRIER LAYER - An article includes a substrate formed of a molybdenum-based alloy. The molybdenum-based alloy has a composition that includes molybdenum, silicon, and boron. A barrier layer is disposed on the substrate. The barrier layer is formed of at least one noble metal. | 2017-11-09 |
20170321559 | THERMAL BARRIER SYSTEM WITH BOND COAT BARRIER - A coating system disposed on a surface of a substrate is provided. The coating system includes a bond coating on the surface of the substrate, a protective coating on the bond coating, a thermal barrier coating on the protective coating, and a protective agent disposed within at least some of the voids of the thermal barrier coating. The protective coating is constructed from a ceramic material, and the thermal barrier coating defines a plurality of elongated surface-connected voids. Methods are also generally provided for forming such a coating system. | 2017-11-09 |
20170321560 | GAS TURBINE ENGINE HAVING A VANE ASSEMBLY - A vane assembly for a gas turbine engine includes an outer platform, an inner platform, a vane, and a seal. The outer platform is disposed proximate a case. The outer platform has a first rail extending towards the case. The first rail has a first face, a second face disposed opposite the first face, and a first opening extending from the first face towards the second face. The inner platform is disposed opposite the outer platform. The vane extends between the inner platform and the outer platform. The seal is received within a slotted region that is disposed between the first face and the second face. | 2017-11-09 |
20170321561 | FAN BLADE PITCH SETTING - There are provided techniques and apparatuses for fan blade pitch setting. For example, there is provided an impeller including a ring disposed in a hub of the impeller. The ring can include a recess shaped and positioned to impart a specified pitch angle to a blade extending outwardly from the ring through the hub. | 2017-11-09 |
20170321562 | FEEDER DUCT ASSEMBLY WITH FLEXIBLE END FITTINGS - A feeder duct assembly for a gas turbine engine, which negates the need for a ball or axial joint in the duct for required for flexibility under thermal loading. The feeder duct assembly of the present innovation comprises an end fitting designed to meet flexibility requirements without compromising dynamic performance of the system with added weight from ball or axial joints in the ducts. | 2017-11-09 |
20170321563 | ALIGNMENT TOOL FOR USE IN A GAS TURBINE ENGINE - An alignment tool for use in a gas turbine engine according to an exemplary aspect of the present disclosure includes, among other things, a clamp portion, a component engagement portion and an arm portion that extends between the clamp portion and the component engagement portion. The clamp portion establishes a fixed datum surface for positioning a component within the gas turbine engine. | 2017-11-09 |
20170321564 | SYSTEM AND METHOD FOR COOLING COMPONENTS OF A GAS TURBINE ENGINE - A method for cooling a component of a gas turbine engine includes flowing a cooling airflow through a cooling passage of a turbine rotor blade, wherein the cooling passage includes an inlet and an outlet formed on a blade tip of the turbine rotor blade. The method further includes receiving at least a portion of the cooling airflow exiting the outlet of the cooling passage with an aperture defined in a casing of the gas turbine engine, wherein the casing is spaced from the blade tip along the radial direction. In addition, the method includes providing the cooling airflow received with the aperture defined in the casing to the component of the gas turbine engine through a coolant duct assembly of the gas turbine engine. | 2017-11-09 |
20170321565 | INGESTION SEAL - An arrangement of a rotating component and a stationary component of a gas turbine engine includes a rotating component, a stationary component positioned to define an actual gap between the rotating component and the stationary component, and a flow restriction feature formed at one of the stationary component or the rotating component. The flow restriction feature is configured to induce a recirculation flow at the actual gap, thereby defining an effective gap between the rotating component and the stationary component to reduce a leakage flow therebetween, while maintaining the actual gap greater than the effective gap. | 2017-11-09 |
20170321566 | GAS TURBINE WITH COOLING OF THE LAST TURBINE STAGE - An exhaust-gas section for a gas turbine, having a surrounding shroud having a first opening, which is arranged in a region of the exhaust-gas section that has a pressure lower than the air pressure of the outer environment of the gas turbine in an operating state of the gas turbine and which forms the outlet of an air channel, the inlet of which is connected to the outer environment of the gas turbine. The air channel has a chamber at the outlet-side end of the air channel, which chamber has a second opening, through which a specified gas mass flow is admitted into the chamber. | 2017-11-09 |
20170321567 | CERAMIC MATRIX COMPOSITE SEAL SEGMENT FOR A GAS TURBINE ENGINE - A ceramic matrix composite (CMC) seal segment for use in a segmented turbine shroud for radially encasing a turbine in a gas turbine engine. The CMC seal segment comprises an arcuate flange having a surface facing the turbine and a portion defining a bore for receiving an elongated pin, with the bore having a length that is at least 70% of the length of the elongated pin received therein. The CMC seal segment is carried by the carrier by at least one of the elongated pins being received within the bore. The CMC seal segment portion defining a pin-receiving bore is radially spaced from the arcuate flange by a spacing flange extending radially outward from the arcuate flange. | 2017-11-09 |
20170321568 | IMPINGEMENT MANIFOLD - An impingement manifold includes a fluid inlet passage and a pressurized chamber. The pressurized chamber includes at least one lobe. The at least one lobe includes a flow improving feature configured to minimize vorticity of a flow field within the pressurized chamber, and at least one flow outlet. | 2017-11-09 |
20170321569 | TURBOMACHINE INCLUDING CLEARANCE CONTROL SYSTEM - A gas turbomachine includes a compressor portion, a turbine portion operatively connected to the compressor portion, and a combustor assembly fluidically connected to each of the compressor portion and the turbine portion. A turbine casing includes a body having an outer surface and an inner surface. A clearance control system includes a plurality of fluidically connected fluid channels extending through the turbine casing. The plurality of fluidically connected fluid channels includes a first fluid channel configured to direct a fluid flow in a first axial direction, a circumferential fluid channel configured to direct the fluid flow in a circumferential direction, and a second fluid channel configured to direct the fluid flow in a second axial direction substantially opposite the first axial direction. The first fluid channel includes a first outlet passing through the inner surface, and the second fluid channel including a second outlet passing through the inner surface. | 2017-11-09 |
20170321570 | SYSTEM TO DETERMINE A STATE OF A VALVE - A valve monitoring apparatus has a system to determine a state of a valve. The system determines a fluid flow first pressure at a first location within a gas turbine engine, and a second pressure of a compressed fluid at a second location within the engine when the valve is in the first position; and compares the first and second pressures to determine the valve state. The system is arranged to command the valve to move from the first position towards a second position; determine the second pressure of the compressed fluid at the second location; compare the pressure at the second location when the valve is in the first position to the pressure at the second location when the valve has been commanded to move towards the second position; and, determine whether the valve has moved from the first position towards the second position when commanded to do so. | 2017-11-09 |
20170321571 | SUPERCHARGING DEVICE - A supercharging device, for example an exhaust gas turbocharger, may include a rotor mounted in a housing via an axial bearing. The axial bearing may include an axial bearing disc, a membrane, and a screw connection that secures the axial bearing disc to the membrane through an opening in the membrane. The axial bearing may further include a bush connected to the housing. The membrane may be clamped in between the bush and the housing. An adjusting screw may be inserted into an opening of the bush. The adjusting screw may delimit and/or facilitate an axial movement of the screw connection and the axial bearing disc. | 2017-11-09 |
20170321572 | SERVICE TUBE FOR A TURBINE ENGINE - An apparatus and method of reducing operating temperatures of a gas turbine engine, exposed to a service tube assembly by utilizing a skirt and radially outer mount. The reduction in temperature exposure minimizes temperatures of the service tube during engine operation to reduce the incidence of oil coking or varnish. | 2017-11-09 |
20170321573 | CAMSHAFT WITH LOW LIFT DWELL PROFILE AND METHODS FOR OPERATING THE SAME - Systems, apparatus, and methods are disclosed that include an internal combustion engine having a plurality of cylinders and at least one camshaft for opening at least one valve associated with the at least one cylinder. The camshaft includes a cam with a cam lobe defining a cam lobe profile having a base circle portion on a base circle of the cam lobe, a main cam lobe portion, and a low lift dwell portion that extends a constant height from the base circle along a substantial portion of the base circle to increase valve opening overlap and cylinder scavenging. | 2017-11-09 |
20170321574 | COUPLING PIN ANTI-ROTATION FOR A SWITCHABLE ROLLER FINGER FOLLOWER - A coupling pin anti-rotation arrangement is provided for a switchable roller finger follower within a valve train of an internal combustion engine. The coupling pin, located on one of the levers, has a first locking surface, and includes at least one coupling pin-side anti-rotation flat; the other lever, with a second locking surface, is configured with at least one lever-side anti-rotation flat. The at least one lever-side anti-rotation flat slidably guides the at least one coupling pin-side anti-rotation flat such that the first locking surface is aligned with the second locking surface throughout longitudinal displacement of the coupling pin within a coupling pin bore. The coupling pin anti-rotation arrangement is adaptable to various switchable roller finger follower designs that incorporate different valve lift strategies and lever configurations. | 2017-11-09 |
20170321575 | AXIAL CAM SHIFTING VALVE ASSEMBLY WITH ADDITIONAL DISCRETE VALVE EVENT - A valve train assembly includes a rocker arm assembly, and axial shifting cam assembly, and a lost motion device. The axial shifting cam assembly is movable between a first axial position and a second axial position on a camshaft, the cam assembly having a first cam having a first lobe, and a second cam having a second lobe. The first and second lobes are configured to each selectively engage the rocker arm assembly to respectively perform a first and a second discrete valve lift event. The lost motion device is operably associated with the rocker arm assembly and configured to perform a third discrete valve lift event, distinct from the first and second valve lift events. | 2017-11-09 |
20170321576 | OIL CONTROL FOR ROCKER ARM AND HYDRAULIC LASH ADJUSTER - A rocker arm comprising a supply path that communicates with a first lash bore and a first spool bore. A spool is in the spool bore. A hydraulic lash device is in the first lash bore, wherein an outer body is configured to collapse during a first valve lift profile when receiving a low pressure fluid, and wherein the outer body and the inner body are configured to cooperate rigidly when receiving a high pressure fluid during a second valve lift profile. The spool is movable to a first spool position to align the spool notch with a first spool path and a second spool path, and the spool is movable to a second spool position to align the spool notch with the second spool path and an accumulator path. The supply path in to the rocker arm is the only source of fluid to the spool. | 2017-11-09 |
20170321577 | CAMSHAFT HAVING AN AXIALLY GUIDED SLIDING ELEMENT - A camshaft may include a shaft as well as a sliding element that is disposed on the shaft such that the sliding element is axially displaceable along a shaft axis. The shaft may comprise an external tooth for transmitting torque between the shaft and the sliding element. The external tooth may engage a mating tooth geometry formed in a passage of the sliding element. The sliding element on its axial end faces may comprise bearing collars that with the shaft form radial supporting bearings of the sliding element on the shaft. Further, the shaft may comprise cylindrical bearing portions for forming the radial supporting bearings, wherein the bearing portions can be configured with a diameter that is smaller than a diameter circumscribed by tips of the mating tooth geometry that protrude into the passage of the sliding element. | 2017-11-09 |
20170321578 | CAMSHAFT HAVING AT LEAST ONE AXIALLY FIXED SLIDING ELEMENT - A camshaft for a multiple-cylinder internal combustion engine may include a sliding element comprising at least two cam elements, as well as a splined shaft that extends in an axial direction and on which the sliding element is received. The sliding element may comprise an internal spline system that interacts with an external spline system of the splined shaft such that the sliding element is seated fixedly on the splined shaft so as to rotate with the splined shaft. The sliding element may be received on the splined shaft such that the sliding element can, at least initially, be displaced axially. For axially-fixing the sliding element to the splined shaft, the sliding element may include a positively locking connection that is configured in the axial direction and is produced by way of at least one calked connection between the sliding element and the splined shaft. It should be understood that many camshafts include more than one sliding element. | 2017-11-09 |
20170321579 | CRANKCASE OIL CATCHER WITH AN APERTURE AND SEAL - A crankcase oil catcher, the crankcase oil catcher comprising one or more surfaces configured to catch dispersed oil in a crankcase and direct the oil along the surfaces of the crankcase oil catcher away from a crankcase casing wall and towards a crank sump. | 2017-11-09 |
20170321580 | OIL SEPARATION DEVICE FOR INTERNAL COMBUSTION ENGINE - To improve the oil separation performance in an oil separation device for an internal combustion engine. The oil separation device ( | 2017-11-09 |
20170321581 | EXHAUST MUFFLER FOR LONGITUDINAL INSTALLATION IN A VEHICLE - An exhaust muffler, for longitudinal installation in a vehicle, includes a muffler housing ( | 2017-11-09 |
20170321582 | CONTROL DEVICE AND CONTROL METHOD FOR REDUCING AGENT INJECTION DEVICE, AND REDUCING AGENT INJECTION DEVICE - An amount of electric power consumption by a battery is reduced, and deterioration of a coil is suppressed by efficiently heating an injector and melting urea crystals at an early stage. | 2017-11-09 |
20170321583 | NITROGEN OXIDE SIGNAL MULTIPLEXING SYSTEM - Nitrogen oxide multiplexing systems are provided. Various embodiments provide for systems comprising an aftertreatment component configured to treat exhaust exiting an engine, a sensor, a conduit, and a switching device. The sensor is configured to detect nitrogen oxide in the exhaust from both upstream of and downstream of an aftertreatment component. The conduit has a first end positioned upstream of the aftertreatment component and a second end communicable with the sensor positioned downstream of the aftertreatment component. The conduit receives a sample of the exhaust flowing from upstream of the aftertreatment component through the first end and delivers the sample of the exhaust to the sensor through the second end. The switching device is connected to the conduit and configurable to selectively prevent the flow of exhaust upstream of the aftertreatment component from reaching the sensor. | 2017-11-09 |
20170321584 | Apparatus for Facilitating Reductant Decomposition and Mixing - According to one embodiment, an apparatus ( | 2017-11-09 |
20170321585 | HONEYCOMB TYPE HEATING DEVICE AND METHOD FOR USING THE SAME - A honeycomb type heating device includes a pillar-shaped honeycomb substrate having a partition wall defining and forming a plurality of cells and a circumferential wall surrounding the partition wall; a plurality of heaters adjacent to each other arranged on a circumferential surface of a circumferential wall in the circumferential direction of the circumferential surface; a connecting body arranged in the circumferential direction of the circumferential surface and electrically connecting the plurality of heaters; and a metal case housing the honeycomb substrate, the plurality of heaters, and the connecting body. Each heater is a resistance-heating type heater, the cross-sectional area of the connecting body in a cross section perpendicular to the circumferential direction of the circumferential surface is 10.0 to 30.0 mm | 2017-11-09 |
20170321586 | INJECTION DEVICE - The invention relates to an injection device ( | 2017-11-09 |
20170321587 | METHOD AND APPARATUS FOR MONITORING PARTICULATE MATTER IN AN EXHAUST GAS FEEDSTREAM - An exhaust aftertreatment system includes a particulate filter element and a particulate matter sensor that is disposed to monitor the exhaust gas feedstream downstream of the particulate filter element. A method for monitoring the exhaust gas feedstream includes determining a temperature associated with the particulate matter sensor and monitoring engine operation and the exhaust aftertreatment system. A magnitude of ammonia is determined in the exhaust gas feedstream proximal to the particulate matter sensor based upon the monitoring of the engine operation and the exhaust aftertreatment system. An initial reading is determined from the particulate matter sensor and is adjusted based upon the magnitude of ammonia in the exhaust gas feedstream proximal to the particulate matter sensor and the temperature of the particulate matter sensor. A magnitude of particulate matter in the exhaust gas feedstream is determined based upon the adjusted initial reading from the particulate matter sensor. | 2017-11-09 |
20170321588 | CONTROL DEVICE OF EXHAUST SENSOR - A control device of an exhaust sensor comprises a battery voltage detection part detecting a voltage of a battery, and a heater control part setting a target temperature of an electrochemical cell and controlling the electric power supplied from the battery to a heater. The heater control part sets the target temperature to a first temperature after startup of the internal combustion engine until the voltage of the battery recovers to a predetermined voltage, and switches the target temperature from the first temperature to a second temperature when the voltage of the battery recovers to the predetermined voltage. The first temperature is a temperature lower than an operating temperature of the electrochemical cell and at least a lowest temperature at which a Leidenfrost phenomenon occurs at the protective layer. The second temperature is a temperature of the operating temperature or more. | 2017-11-09 |
20170321589 | METHOD AND SYSTEM FOR EXHAUST PARTICULATE MATTER SENSING - Methods and systems are provided for a particulate matter (PM) sensor assembly positioned downstream of a diesel particulate filter in an exhaust system. In one example, a method may include rotating the PM sensor assembly inside an exhaust passage to generate an output, the rotation based on exhaust flow conditions within the exhaust passage. By rotating the PM sensor assembly via a bearing, a rate of soot particulate accumulation on a sensor element of the assembly may be maintained at a desired level, and independent of a direction of exhaust flow inside the exhaust passage. | 2017-11-09 |
20170321590 | ENGINE EXHAUST SYSTEM - An engine exhaust system includes an exhaust pipe assembly having an engine exhaust system inlet configured to receive engine exhaust and an engine exhaust system outlet. The system includes a first selective catalytic reduction (SCR) catalyst device positioned downstream in exhaust flow from the engine exhaust system inlet. The first SCR catalyst device includes a substrate with a metallic catalyst coated on the substrate. An electric heater is configured to heat the metallic catalyst. A second SCR catalyst device is positioned downstream in engine exhaust flow from the first SCR catalyst device and upstream of the engine exhaust system outlet. The first SCR catalyst device and the exhaust pipe assembly define an empty chamber between the substrate and the second SCR catalyst device. Engine exhaust flows directly from the substrate to the second SCR catalyst device through the empty chamber. | 2017-11-09 |
20170321591 | OPEN EXHAUST CHAMBER CONSTRUCTIONS FOR OPPOSED-PISTON ENGINES - A configuration for a uniflow-scavenged, opposed-piston engine reduces exhaust cross-talk caused by mass flow between cylinders resulting from one cylinder having an open exhaust port during scavenging and/or charging while an adjacent cylinder is undergoing blowdown. Some configurations include a wall or other barrier feature between cylinders that are adjacent to each other and fire one after the other. Additionally, or alternatively, some engine configurations include cylinders with intake and exhaust ports sized so that there is an overlap in crank angle of two or more cylinders having open exhaust ports of about 65 crank angle degrees or less. | 2017-11-09 |
20170321592 | Compact Inline Inlet With Integrated Cast Ring - An exhaust gas aftertreatment system for a vehicle includes a cylindrical inner shell, a cylindrical outer shell, an inner end cap, a metal mounting member, and an outer end cap. The inner shell is configured to guide exhaust gas. The outer shell forms a first gap to the inner shell. The inner end cap encloses an open end of the outer shell. The inner end cap includes a first axially-extending lip. The inner end cap is fixed to the inner shell. The outer end cap is fixed to the inner end cap. The outer end cap includes a second axially-extending lip. The outer end cap and the inner end cap cooperate to encapsulate the mounting member. The first axially-extending lip is sandwiched between the outer shell and the second axially-extending lip. | 2017-11-09 |
20170321593 | SYSTEM AND METHOD FOR CONTROLLING A VEHICLE - A thermal management system for an engine includes a radiator in fluid communication with the engine, a fan operable to provide air flow through the radiator, and a shutter assembly positioned on an opposite side of the radiator from the fan and being adjustable to control the air flow through the radiator. The radiator includes a first radiator section and a second radiator section, the first and second radiator sections each having a fore end and an aft end, respectively, wherein the first radiator section and the second radiator section converge at the respective fore ends and define an angle therebetween. | 2017-11-09 |
20170321594 | POWERTRAIN THERMAL MANAGEMENT SYSTEM AND METHOD - A vehicle powertrain thermal management system for distributing thermal energy to vehicle powertrain components, including an engine and a transmission. The system for managing heat energy includes a coolant pump, a first control valve, a second control valve, a radiator, a heater core, and a transmission oil heat exchanger. The first control valve has an inlet that is in fluid communication with the engine coolant outlet. The first control valve also has a first control valve outlet. The second control valve has a first inlet, a second inlet, a first outlet, a second outlet and a third outlet. Heat energy produced by the engine is transferred to the radiator through control of the first control valve and to at least one of the heater core, and the transmission oil heat exchanger through the control of the second control valve. | 2017-11-09 |
20170321595 | FLOW CONTROL VALVE AND METHOD OF CONTROLLING THE SAME - The present invention relates to a technology that can simultaneously control the flow rate of a coolant and perform variable separate cooling by controlling the opening rate of a flow control valve. The flow control valve has an inlet port connected to a coolant outlet of a cylinder block and a plurality of outlet ports connected to a cooling inlet port of an engine such that the opening rate of a first outlet port is symmetrically changed in a first direction and a second direction from a mid-operation angle of the entire operation section of the flow control valve. | 2017-11-09 |
20170321596 | ENGINE COOLING SYSTEM, ELECTRONIC THERMOSTAT CONTROL SYSTEM AND CONTROL METHOD FOR THE SAME - An electronic thermostat control system may include a control duty determination portion outputting PWM duty signal for controlling the coolant temperature according to a coolant temperature, a rising rate of the coolant temperature, an engine speed, a load and a vehicle speed, a driving portion applying a time condition to the PWM duty signal output by the control duty determination portion for controlling outputting interval, and a fault diagnosis portion diagnosing operations of the electronic thermostat by analyzing the signals output by the driving portion and changes of the coolant temperature. | 2017-11-09 |
20170321597 | COOLING SYSTEM FOR INTERNAL COMBUSTION ENGINE - A heat radiation amount from the cooling water in the radiator is adjusted so that the temperature of the cooling water is less than a prescribed temperature that is a temperature higher than the threshold value if a load exerted on the internal combustion engine is not less than a predetermined load, while the heat radiation amount from the cooling water in the radiator is adjusted so that the heat radiation amount from the cooling water in the radiator is increased if the load exerted on the internal combustion engine is less than the predetermined load as compared with if the load exerted on the internal combustion engine is not less than the predetermined load. | 2017-11-09 |
20170321598 | ENERGY SYSTEM OR APPARATUS AND METHOD OF ENERGY SYSTEM OR APPARATUS OPERATION OR CONTROL - Presented herein is an energy conversion module containing an internal combustion engine, air compressor, fuel delivery system, waste energy collection system and emission control system. Energy input is controlled via a feedback loop containing an air compressor, carburetor and post-combustion oxygen sensor. Emissions are controlled via the use of a high-efficiency catalytic converter and exhaust gas recirculation system via a feedback from post-catalytic oxygen sensors. Waste heat energy is also collected from both the combustion and catalytic processes via a series of heat exchangers and a high-heat capacity medium. | 2017-11-09 |
20170321599 | MODIFIED ENERGY-SAVING ONE-DIMENSIONAL INTERNAL COMBUSTION ENGINE - The present invention discloses an internal combustion engine, comprising a compressor, a combustion chamber, a pipeline, a spray pipe, an oil feeder, a driving device, a first safety device, a second safety device, an electric ignition device, a rack, a first bracket arranged on a top of the rack, a second bracket arranged on an upper part of the rack, a third bracket arranged on a lower part of the rack and a fourth bracket arranged on a left part of the rack. The compressor comprises an inner shell and an outer shell, wherein the inner shell comprises an upper pressing plate and a cylindrical plate; the cylindrical plate can move up and down in the cylindrical plate slot; and an outlet is formed in a non-protruding part at the bottom of the outer shell. The internal combustion engine has simple structure and high efficiency. | 2017-11-09 |
20170321600 | SYSTEM AND METHOD FOR A GAS TURBINE POWER GENERATION SYSTEM WITH A HIGH PRESSURE COMPRESSOR WITH AN ADDED FORWARD STAGE - The gas turbine power generation system includes a core engine and a low pressure compressor. The core engine includes a high pressure compressor, a combustor, and a high pressure turbine configured in a serial flow arrangement. The high pressure compressor and the high pressure turbine are coupled together by a first shaft. The low pressure compressor is positioned axially forward of the core engine and is coupled to the first shaft. | 2017-11-09 |
20170321601 | PROPULSION UNIT WITH SELECTIVE COUPLING MEANS - A propulsion unit, notably for an aircraft, including a turbomachine; a propeller that can be selectively coupled to the turbomachine; a rotary electrical machine able to drive at least the turbomachine, and selective coupling of the rotary electric machine to the propeller and/or the turbomachine that is able to couple only the propeller to the rotary electrical machine during a defined stage of operation of the propulsion unit and that is able to couple or not couple the rotary electric machine to a gas generator and/or a free turbine of the turbomachine. | 2017-11-09 |
20170321602 | GAS TURBINE ENGINE WITH AN OFFTAKE - An apparatus and method are disclosed for a gas turbine engine including an offtake located within the air flow of the engine. The offtake has an inlet and a louver covering the inlet. The louver has multiple airfoils arranged to direct the air flow into the inlet of the offtake. | 2017-11-09 |
20170321603 | STRUCTURE ENSURING ATTENUATION OF ACOUSTIC WAVES AND THERMAL EXCHANGE - A structure ensuring acoustic attenuation of a flow of a first fluid and heat exchange between a first fluid and a second fluid. The structure includes a first wall which is perforated, a second wall, and a plurality of intermediate walls extending between the first wall and the second wall. For each intermediate wall, there is a pipe intended to receive the second fluid and inscribed within the intermediate wall. Such a structure makes it possible to optimally integrate the acoustic wave attenuation function and the heat exchange function. | 2017-11-09 |
20170321604 | DEVICE FOR DE-ICING A SPLITTER NOSE OF AN AVIATION TURBINE ENGINE - A device for de-icing a splitter nose of an aviation turbine engine, the device including a splitter nose having an outer annular wall defining the inside of the bypass stream flow channel and an inner annular wall defining an inlet of the core stream flow channel, and an inner shroud mounted at its upstream end on the inner annular wall of the splitter nose and designed to have inlet guide vanes fastened thereto, the splitter nose and the inner shroud defining an annular volume. The device includes an annular deflector positioned inside the annular volume so as to subdivide the annular volume into a first annular cavity and a second annular cavity, the second annular cavity being defined between the annular deflector and the outer annular wall of the splitter nose. | 2017-11-09 |
20170321605 | HEAT TEMPERATURE GRADIENT HEAT EXCHANGER - A heat exchanger assembly includes an outer manifold defining an outer cavity. An inner cavity is defined by an inner shell supported within the outer manifold and at least partially surrounded by the outer cavity. The inner shell includes a plurality of impingement openings for directing airflow into the inner cavity. An inner manifold is supported within the inner cavity. The inner manifold is exposed to impingement airflow through the plurality of impingement openings in the inner shell. The inner manifold includes a plurality of flow passages and at least one insulator pocket substantially aligned with the plurality of flow passages. A cooled cooling air system for a gas turbine engine and a gas turbine engine assembly are also disclosed. | 2017-11-09 |
20170321606 | AIRFLOW MANIPULATION DEVICE FOR COMPRESSOR - A compressor includes a purge flow extraction path extending radially and configured to direct an airflow radially inwardly. Also included is a center bore at least partially defined by a rotor structure extending axially and fluidly coupled to the purge flow extraction path. Further included is an airflow manipulation device disposed entirely within the center bore, the airflow manipulation device having a plurality of vanes defining at least one vane slot. | 2017-11-09 |
20170321607 | SYSTEM AND METHOD FOR STABILIZING TRANSCRITICAL AIR-TO-FUEL HEAT EXCHANGE - A gas turbine engine includes devices, systems, and methods for design and operation of stabilizing heat exchangers for gas turbine engines in consideration of near supercritical fuel flow conditions. | 2017-11-09 |
20170321608 | LEAK DETECTION, ISOLATION AND ACCOMMODATION ASSEMBLY FOR GAS TURBINE ENGINES - A fuel system for a gas turbine engine includes, among other things, a plurality of components defining a plurality of localized nodes at distinct locations relative to a fuel flow path, each of the plurality of localized nodes characterized by a distinct set of failure parameters. One or more fuel sensors are configured to measure at least one fuel condition relating to flow through the fuel flow path. A fuel observation assembly is coupled to one or more engine sensors configured to measure at least one engine condition. The fuel observation assembly comprises an estimation module operable to calculate an expected condition of each of the plurality of localized nodes based upon the set of failure parameters, an observation module operable to calculate an observed condition of each of the plurality of localized nodes, the observed condition based on present values of the at least one fuel condition and the at least one engine condition, and a comparison module operable to determine an abnormality corresponding to a first one of the plurality of localized nodes based upon a comparison of the expected condition and the observed condition for each of the plurality of localized nodes. | 2017-11-09 |
20170321609 | BURNER, COMBUSTOR, AND GAS TURBINE - A burner injects a mixture of fuel and air from a base end side far from a combustion chamber toward a distal end side close to the combustion chamber. The burner has a fuel passage having a turn-back part turning back and channeling the fuel between the base end side and the distal end side. The burner has a premixed gas passage formed to surround the fuel passage. The burner has a fuel introduction part introducing the fuel channeled through the fuel passage into the premixed gas passage from the base end side to the distal end side. The burner has an air supply part supplying the premixed gas passage with air on the base end side. | 2017-11-09 |
20170321610 | Anti-Windmilling Starter Generator - An APU has a gas turbine engine and a starter generator to be selectively driven by the gas turbine engine. A sensor senses windmilling of components associated with the starter generator. A lock feature limits rotation within the starter generator when windmilling is sensed. A method of operation is also disclosed. | 2017-11-09 |
20170321611 | LOW NOISE COMPRESSOR ROTOR FOR GEARED TURBOFAN ENGINE - A gas turbine engine has a fan and a turbine having a fan drive turbine rotor. The fan drive turbine rotor drives a compressor rotor. A gear reduction effects a reduction in the speed of the fan relative to an input speed from the fan drive turbine rotor that drives the compressor rotor, and having a gear reduction ratio of greater than 2.5:1. The compressor rotor has a number of compressor blades in at least one of a plurality of rows of the compressor rotor. The blades operate at least some of the time at a rotational speed. The number of compressor blades in at least one row and the rotational speed are such that the following formula holds true for at least one row of the compressor rotor: (number of blades×rotational speed)/60 sec≧5500 Hz, and the rotational speed is in revolutions per minute. A method of designing a gas turbine engine also disclosed. | 2017-11-09 |
20170321612 | VALVE DEVICE - An electrically-operated actuator rotates a valve toward its closing side or opening side. A valve urging part urges the valve from a fully-closed position toward the opening side. An ACT control part controls the electrically-operated actuator to drive. A set load of the valve urging part is smaller than a set load that is capable of returning the valve from a fully-closed position to an intermediate position only by urging force of the valve urging part. When a position of the valve at time of turning off an IG switch for stopping operation of an internal-combustion engine is on the closing side of the intermediate position, the ACT control part shifts the valve to the intermediate position by the electrically-operated actuator after the IG switch is turned off. | 2017-11-09 |
20170321613 | SYSTEMS AND METHODS OF CONTROLLING VALVE TIMING IN AN ENGINE - A vehicle includes an engine having a combustion chamber with an inlet and an outlet. Valves and valve actuators regulate open and closing of the inlet and the outlet. A plasma ignition source initiates ignition in the combustion chamber. A controller is in communication with the inlet valve actuator and outlet valve actuator. The controller is configured to detect a transition from a first combustion mode of the engine to a second combustion mode of the engine. The controller is also configured to change at least one of an opening time, a closing time, and an open duration of the first valve in response to detecting the transition. | 2017-11-09 |
20170321614 | SYSTEMS AND METHODS FOR CONTROL OF TURBINE-GENERATOR IN A SPLIT EXHAUST ENGINE SYSTEM - Methods and systems are provided to control exhaust energy delivered to a turbine of a turbine-generator coupled to a split exhaust engine system in order to limit turbine over-speed conditions and/or reduce generator vibration or reduce component over-heating conditions. In one example, a method may comprise in response to turbine speed greater than a threshold speed, selectively deactivating a first exhaust valve of one or more cylinders of a first and second cylinder group. | 2017-11-09 |
20170321615 | METHOD AND SYSTEM FOR ENGINE CONTROL - Methods and systems are provided for integrating a VCR engine with a CVT transmission. Responsive to a driver demand, a controller may determine whether to maintain a current compression ratio or transition to an alternate compression ratio based on the fuel economy benefit of the transition and further based on any engine limitations that may be incurred at the engine speed-load following the transition. To improve the net fuel economy benefit while addressing the engine limitation, a compression ratio transition may be combined with a CVT adjusted engine speed-load regime, while maintaining engine power output. | 2017-11-09 |
20170321616 | METHOD AND SYSTEM FOR ENGINE CONTROL - Methods and systems are provided for synergizing the benefits of a multi-fuel engine in a hybrid vehicle system. During engine operation, in response to a change in driver demand, the controller may opt to switch fuels or maintain a current fuel while using stored power assist. The selection may be based on the combination of fuel and stored power offset that provides the highest engine efficiency at the lowest fuel cost. | 2017-11-09 |
20170321617 | DECEL FUEL CUT-OFF - Various methods and arrangements for improving fuel economy in decel fuel cut-off (DFCO) operation of an internal combustion engine are described. In one aspect, a catalytic converter bypass valve diverts the pumped air in DFCO mode from flowing through a catalytic converter. The diverted, pumped air may flow through a bypass line or be returned to the engine intake manifold through an exhaust gas recirculation return line. Another aspect of the invention relates to directing the diverted pumped air through an emission control device. | 2017-11-09 |
20170321618 | METHOD FOR DETERMINIG THE LOADING STATUS OF A FILTER - A method for determining the load status of a filter mounted in a fuel supply system, comprising a fuel supply pump and a control unit for controlling the fuel supply pump, the time curve of the rotational speed of the fuel supply pump being detected over a predetermined period of time, and at least one value of the time curve of the rotational speed and its associated detection time being compared with a comparative value stored in a control unit | 2017-11-09 |
20170321619 | METHOD AND SYSTEM FOR CONTROLLING ELECTRONIC THROTTLE CONTROL SYSTEM - A method for controlling an electronic throttle control (ETC) system, in which an electronic control unit (ECU) controls the ETC system using an air volume learning value containing information on a volume of air introduced into an engine for each opening degree of the ETC system according to carbon deposit of the ETC system, the method may include reading an air volume learning value used during a previous operation. The air volume learning value is compared to a preset learning value change reference value. Whether an operation condition of the engine satisfies a learning value change condition which is preset to change the air volume learning value, and whether the volume of air passing through the ETC system satisfies a preset learning-value-change-air-volume condition are determined. The air volume learning value used during the previous operation and stored in the ECU is substituted with a preset initial value of the air volume learning value. | 2017-11-09 |
20170321620 | Linear Motor Valve Actuator System and Method for Controlling Valve Operation - A linear motor actuated valve assembly in which a linear motor enables electrical actuation and control of intake and exhaust valves of an internal combustion engine. | 2017-11-09 |
20170321621 | METHOD FOR OPERATING A FUEL INJECTOR - A method for operating a fuel injector having at least one injection orifice that is controlled by an injector needle, in which pressure variations during the opening and/or closing of the injector needle are ascertained with the aid of a sensor. In order to determine the opening/closing instant of the injector needle, a variable that characterizes the velocity of sound of a pressure wave by the opening and/or closing is measured, and the wave propagation time, by which the needle or valve opening/closing instant is corrected, is inferred therefrom. | 2017-11-09 |
20170321622 | INTERNAL COMBUSTION ENGINE CYLINDER HEAD WITH MULTI-RUNNER, MULTI-PORT INTEGRATED EXHAUST MANIFOLD - Disclosed are integrated exhaust manifold (IEM) cylinder heads, methods for making and methods for using IEM cylinder heads, and motor vehicles with an engine and IEM cylinder head assembly. Disclosed, for example, is an IEM cylinder head for a motor vehicle with an engine and an exhaust system. The IEM cylinder head includes a body that mounts to the engine's cylinder block. The cylinder head body integrally defines: multiple chamber surfaces each aligning with a cylinder bore and piston to define a combustion chamber; multiple exhaust ports each communicating with a cylinder bore to evacuate exhaust gas therefrom; multiple exit ports communicating with the exhaust system to evacuate exhaust gas from the cylinder head; and multiple exhaust runners each extending from an exhaust port to one exit port. These exhaust runners are fluidly isolated from each other to each transmit exhaust gases from a single one of the cylinder bores. | 2017-11-09 |
20170321623 | MULTISTAGE THROTTLING AND EXPANSION METHOD FOR SAVING ENERGY AND REDUCING EMISSIONS OF AN ENGINE - The present invention discloses an energy-saving and emission-reducing multistage throttling expansion method for engine. In a crevice passage disposed between the combustion chamber and the crankcase, a multistage throttling is disposed for converting pressure energy of the high-pressure blow-by gas into kinetic energy and momentum, and a multistage expansion is disposed for expanding and dissipating the incoming kinetic energy and momentum of the high-velocity blow-by gas into heat, so that to realize the multistage throttling and expansion method, reduce the leaking of the unburned fuel-air mixture and the burned gas, the hydrocarbon emissions hidden in the intra-cylinder carbon deposition and exhaust gas emissions of the engine, and also improve the engine efficiency and the overall performance of the engine. | 2017-11-09 |
20170321624 | PISTON FOR AN ENGINE - The present invention discloses a piston for an engine. The piston comprises a piston body; wherein, a top land, a first compression ring groove, a second land, a second compression ring groove, a third land, an oil ring groove are disposed in turn on the periphery of the piston body from top to bottom; the ratio of the depth of the first compression ring groove to the depth of the second compression ring groove is less than or equal to 1.0; at least one of annular expansion grooves are disposed on the periphery of the second land and/or the third land, to reduce the intra-cylinder carbon deposition and the hydrocarbon emissions in the exhaust gas emissions of the engine and thus improve the engine efficiency and the overall performance of the engine. | 2017-11-09 |
20170321625 | PISTON ASSEMBLY FOR AN ENGINE - In an engine piston assembly of the present invention, a piston structure, together with a piston ring set matched to the piston structure and an inner wall of a cylinder bore body, forms a crevice passage having at least two annular expansion chambers and also having a function of multistage throttling and expansion. The engine piston assembly of the present invention can not only greatly and effectively reduce the intra-cylinder carbon deposition and the hydrocarbon emissions in the exhaust gas emissions of the engine, but also significantly improve the engine efficiency and the overall performance of the engine, so that the present invention is suitable for wide applications. | 2017-11-09 |
20170321626 | PISTON FOR AN INTERNAL COMBUSTION ENGINE WITH A SHAFT - A piston for an internal combustion engine may include a shaft. A dual-layer coating with an inner layer and an outer layer may be applied to the shaft. The inner layer may include organic binders and solid lubricants. The inner layer may also include hard material particles of at least one of tungsten disulphide (WS | 2017-11-09 |
20170321627 | PISTON WITH ANTI-CARBON COATING AND METHOD FOR APPLYING AN ANTI-CARBON COATING ON A PISTON - A piston having a piston crown with a combustion chamber, and a circumferential ring belt extending from the piston crown and having a plurality of ring grooves separated by piston lands. At least one of the piston lands, ring grooves or top surface of the crown is provided with a coating comprising hexagonal boron nitride. The coating can be made solely of hexagonal boron nitride, or can additionally include a resin. The coating can be a single layer coating or a multiple layer coating. | 2017-11-09 |
20170321628 | MONOLITHIC GALLERYLESS PISTON AND METHOD OF CONSTRUCTION THEREOF - A galleryless piston for an internal combustion engine and method of construction thereof are provided. The piston has a monolithic piston body extending along a central longitudinal axis. The piston body has an upper wall forming an upper combustion surface with first and second portions, with the first portion extending annularly along an outer periphery of the upper wall and the second portion forming a combustion bowl. The upper wall has an undercrown surface on an underside of the combustion bowl directly opposite the second portion of the upper combustion surface. The undercrown surface has an openly exposed surface area, as viewed looking along the central longitudinal axis, thereby providing an expansive area against which oil being splashed or sprayed can freely contact to cool the piston. | 2017-11-09 |
20170321629 | COOLING CHANNEL COVER AND PISTON PROVIDED WITH A COOLING CHANNEL COVER - A cooling channel cover for a piston of an internal combustion engine may include a body having mutually opposite end faces. At least one supply element for a coolant may be received in an opening disposed in the cooling channel cover. The supply element may include an inlet region and an outlet region, and may be held on the cooling channel cover via a clipped-in latching connection. A spring tab may be disposed on the inlet region of the supply element, and/or a latching element may be disposed on the outlet region of the supply element. The spring clip may engage one of the end faces and the latching element may engage the opposite end face. | 2017-11-09 |
20170321630 | EXTERNAL COMBUSTION ENGINE WITH SEQUENTIAL PISTON DRIVE - Method and system for efficient energy recovery from heat source with external combustion engine. Invention include sequentially operating drive mechanism for power pistons and displacement pistons of gamma type Stirling engine, providing nearly ideal pistons operation sequence. Stirling engine is supplemented with working flow fluid control and separation member between working fluid reheater and rest of the engine during high pressure stage. Working fluid is circulated in flow control via one or more consecutive displacement cylinder/power cylinder stages before reheating. Control system is directing working fluid from inlet port to the first displacement cylinder, further to the first power cylinder and after expansion either to reheating or to the next displacement cylinder. Low temperature working fluid is finally directed back to the counter flow type reheater. | 2017-11-09 |
20170321631 | THRUST REVERSER ASSEMBLY - A thrust reverser assembly for a gas turbine engine including a core engine, a nacelle surrounding at least a portion of the core engine defining a bypass duct between the nacelle and the core engine where an outer door movable between a stowed position and a deployed position extends outwards from the nacelle and a blocker door movable between a stowed position and an deployed position extends into an airflow conduit defined by the bypass duct to deflect air outwards. | 2017-11-09 |
20170321632 | GAS TURBINE ENGINE WITH THRUST REVERSER ASSEMBLY AND METHOD OF OPERATING - A gas turbine engine and thrust reverse assembly having a set of outer doors movable between a stowed position and an deployed position, where the set of outer doors extends outwards from the nacelle and a set of blocker doors movable between a stowed position and an deployed position, where the set of blocker door extends into an air flow conduit defined by the bypass duct to deflect air outwards. | 2017-11-09 |
20170321633 | NACELLE REAR ASSEMBLY FOR A TURBOJET ENGINE COMPRISING A CRADLE FOR A CORE-TYPE MAST - The present disclosure provides a nacelle rear assembly for turbojet engine including at least one thrust reverser device to redirect air flow circulating from upstream to downstream in a flow path of the turbojet engine and a mast to link the nacelle to a structure of the aircraft. In one form, the nacelle extends longitudinally from forth to back along an axis and includes a cradle fastened on the mast. In one form, the cradle includes a first longeron and a second longeron extending longitudinally on either side of the mast. The first and second longeron each include a sliding guide device for sliding of a movable cowl and of a cascade of the thrust reverser device. | 2017-11-09 |
20170321634 | NACELLE REAR ASSEMBLY FOR A TURBOJET ENGINE COMPRISING A SUSPENSION CRADLE - The present disclosure provides a rear nacelle assembly for a turbojet having at least one thrust reversal device to redirect air circulating from upstream to downstream in a flow path of a turbojet and a mast that connects the nacelle to a structure of an aircraft. In one form, the thrust reverser device includes a cradle having a first longeron and a second longeron extending longitudinally opposite sides of the mast. The first and second longeron each include a device for slideably guiding the cowl and the cascade. In another form, a rear portion and a front portion of the cradle connects to the mast by a rear connecting device and front connecting device, respectively, such that the cradle is adapted to follow the movements of the turbojet. | 2017-11-09 |
20170321635 | SYSTEM FOR ACTUATING A MOVABLE STRUCTURE OF A THRUST REVERSER OF AN AIRCRAFT, THRUST REVERSER AND JET ENGINE COMPRISING SUCH A SYSTEM - An actuator system for actuating a movable structure of a thrust reverser, the system including a first motor, a first actuator driven by the first motor, a second actuator, and a first transmission shaft that is connected to the second actuator and to the first motor so that the second actuator is driven by the first motor, a second motor, a third actuator driven by the second motor, a fourth actuator, and a second transmission shaft that is connected to the fourth actuator and to the second motor so that the fourth actuator is driven by the second motor, and control means for controlling the motors to cause the first actuator, the second actuator, the third actuator, and the fourth actuator to be driven synchronously by the two motors. The invention also relates to a thrust reverser and to a jet engine fitted with such an actuator system. | 2017-11-09 |
20170321636 | GAS INJECTOR INCLUDING AN OUTWARDLY OPENING VALVE CLOSURE ELEMENT - A gas injector for directly injecting a gaseous fuel into a combustion chamber of an internal combustion engine, including a valve closure element for releasing and closing a passage opening, the valve closure element opening in the direction of a flow direction of the gas injector, a sealing seat between the valve closure element and a valve body, a flow-guiding element being situated downstream of the sealing seat in the flow direction of the gas injector and configured to form a gas jet to be injected into the combustion chamber. | 2017-11-09 |
20170321637 | INTAKE APPARATUS OF V-TYPE INTERNAL COMBUSTION ENGINE - An intake apparatus of a V-type internal combustion engine including first cylinders arranged along a first direction in a first bank and second cylinders arranged along the first direction in a second bank, the intake apparatus includes a surge tank, first branch paths, second branch paths, and a protrusion. The surge tank is provided above the first and second banks. The surge tank includes a lower wall, an air inlet, first air outlets, and second air outlets. The first air outlets are arranged along the first direction in the lower wall. The second air outlets are arranged along the first direction in the lower wall. The first branch paths connect the first outlets to the first cylinders. The second branch paths connect the second outlets to the second cylinders. The protrusion is provided on the lower wall between a closest first air outlet and a closest second air outlet. | 2017-11-09 |
20170321638 | INTERNAL COMBUSTION ENGINE INTAKE POWER BOOSTER SYSTEM - An internal combustion engine includes an intake conduit fluidically coupled to ambient fluid and having an internal cross-sectional area and an engine cylinder fluidically coupled to the intake conduit. A fluidic amplifier is disposed within the intake conduit and is fluidically coupled to the ambient fluid and engine cylinder. The amplifier is further fluidically coupled to a source of primary fluid and is configured to introduce the primary fluid and at least a portion of the ambient fluid to the engine cylinder. | 2017-11-09 |
20170321639 | VOLTAGE TYPE METHOD FOR TESTING AIR FLOW METER - A system and a voltage type method for testing air flow meters are disclosed. The system includes an air feeding member, an air inlet duct connected to one end of the air feeding member, an air filter connected to one end of the air inlet duct, a throttle disposed on the air inlet duct and located in front of the air feeding member, a test fixture for fixing an object under test connected to a front end of the throttle and a flow sensor disposed between the test fixture and the air filter. The object under test is fixed for measurement. A mode of sample set-up or a mode of product comparison is selected and various items including heating curve, static voltage, floating voltage, acceleration curve, intake temperature, thermistor, atmospheric pressure, velocity curve, etc are measured in turn. Thus a voltage-type measurement procedure is complete. | 2017-11-09 |
20170321640 | AIR CLEANER FOR INTERNAL COMBUSTION ENGINE - An air cleaner for an internal combustion engine includes a first housing having an inlet and an upper opening, a second housing having an outlet and a lower opening, a filter element arranged between the upper opening of the first housing and the lower opening of the second housing. The first housing includes a sound reducing wall portion. The sound reducing wall portion has a sound absorbing layer, which is made of nonwoven fabric, and an inner covering layer, which is fixed to the inner surface of the sound absorbing layer and made of a material having a lower air permeability than that of the sound absorbing layer. | 2017-11-09 |
20170321641 | COMMON-RAIL INJECTION DEVICE AND METHOD OF INJECTING A PREDETERMINED VOLUME OF FUEL - When fuel injections into Otto-engines are carried out, pressure pulsations occur in the entire fuel injection system. These prevent detailed information about the fuel injection to be deduced from the pressure signals measurable in the system. When specially designed dampers for these pressure pulsations are employed, pressure difference signals over the pulsation damper can readily be employed for instantaneous volume flow rate measurements. Furthermore, the inserted pressure pulsation dampers also allow the pressure reduction in the Common-Rail, due to the fuel injections, to be employed to measure the instantaneous fuel injection volume flow rates, in running Otto-engines. The authors' development work in this field is described in this paper and results of verification measurements are presented. | 2017-11-09 |
20170321642 | ANTI-ROTATION DEVICE OF A FUEL LANCE - The invention relates to an anti-rotation device of a fuel lance arranged in a bore extending through a cylinder head of a cylinder head from an intake opening until a hole provided for receiving a fuel injector, the lance allowing high-pressure fuel to circulate from an intake opening of the lance until the outlet opening of the lance engaging with the intake opening of the fuel injector, the fuel lance including a nut for being screwed into the intake opening of the bore and a tubular member compressed between the nut and the injector, the lance also including the anti-rotation device. The anti-rotation device is a resilient element which is deformed by rotation of the nut, such as to be blocked between the tubular member and an inner wall of the bore, and thus prevent rotation of the tubular member when the nut is screwed. | 2017-11-09 |
20170321643 | FUEL PUMP HAVING IMPROVED PUMPING BEHAVIOR - The present invention relates to a fuel pump for pumping fuel, comprising a piston ( | 2017-11-09 |
20170321644 | METHOD AND DEVICE FOR CONTROLLING A HIGH-PRESSURE FUEL PUMP IN AN INTERNAL COMBUSTION ENGINE - A method for controlling a high-pressure pump for the injection of fuel into a combustion engine, the high-pressure pump being connected to a camshaft of the combustion engine, wherein the high-pressure pump is controlled in a camshaft-synchronous manner by ascertaining an angular offset between the flank positions of a camshaft pulse-generating wheel and a predefinable point above the bottom dead center of a cam of the high-pressure pump on the camshaft. | 2017-11-09 |
20170321645 | FUEL INJECTOR FOR AN INTERNAL COMBUSTION ENGINE - A vehicle component includes a surface that is configured to contact a fuel containing ethanol and zinc ions. A sacrificial carbon layer is disposed on the surface. The sacrificial carbon layer has a thickness of greater than or equal to about 250 nm to less than or equal to about 5 μm. The sacrificial carbon layer includes carbon that is configured to complex and solubilize ZnO deposited on the surface, wherein the ZnO forms from the zinc ions carried by the fuel. | 2017-11-09 |
20170321646 | High-Pressure Fuel Pump for a Fuel System for an Internal Combustion Engine - A high-pressure fuel pump for a fuel delivery system of an internal combustion engine includes a pressure limiting valve positioned between an outlet and an inlet of the pump. The valve includes a spring-loaded closing element and a closing body that radially holds the closing element in place, and that has a concave receiving portion configured to at least partially receive the closing element. The receiving portion has a radially outer first area with a first opening angle, and a radially inner second area with a second opening angle larger than the first opening angle. The first area and the second area are located outside of a contact region between the closing element and the closing body. | 2017-11-09 |
20170321647 | MOTOR VEHICLE COMBUSTION ENGINE STARTER WITH AIR VENT OPENING - The invention relates mainly to a starter ( | 2017-11-09 |
20170321648 | IGNITION COIL FOR INTERNAL COMBUSTION ENGINE - In an ignition coil for an internal combustion engine, a resistor is disposed in a tower insertion hole of a high-voltage tower section. A coil spring is inserted in the tower insertion hole. An inner diameter of a proximal end side portion of the tower insertion hole is larger than an outer diameter of a maximum outer diameter portion of the resistor. An inner diameter of the distal end side portion of the tower insertion hole is larger than an outer diameter of a proximal end side portion of the coil spring, and is smaller than the outer diameter of the maximum outer diameter portion. In a state where the coil spring is pulled out from the tower insertion hole, the maximum outer diameter portion is restrained by the distal end side portion of the tower insertion hole, and a gap is formed between the resistor and a high-voltage cap. | 2017-11-09 |
20170321649 | APPARATUS AND METHOD FOR MODIFYING A GEOMETRY OF A TURBINE PART - An apparatus is provided for modifying the geometry of at least one part of a turbine, which can include a shell assembly that includes an outer shell that is shaped to modify the shape of a pre-existing element of a turbine. The outer shell of the shell assembly can be composed of a fiber-reinforced polymeric material and can at least partially define an inner cavity. The outer shell can be bonded to a structure to modify the geometrical shape of that structure. Thereafter, a polymer casting can be injected into the inner cavity via at least one injection port attached to the shell assembly. In some embodiments, one or more stiffeners and/or a core can be positioned within the inner cavity to help improve the bonding of the polymer casting to the shell and/or improve a structural property of the apparatus. | 2017-11-09 |