Class / Patent application number | Description | Number of patent applications / Date published |
417364000 | Internal-combustion engine | 81 |
20090022606 | Water Pump - In one embodiment of the present invention, a water pump ( | 01-22-2009 |
20090047149 | Feed pump in a motor vehicle - In an engine driven unit of a feed pump, the feed pump is accommodated in a hollow space which is enclosed radially by a rotating functional wheel of a component of the motor vehicle formed, for example, by a pulley wheel, which may be driven directly by the crankshaft of the internal combustion engine. | 02-19-2009 |
20090068031 | Pump Assembly - A technique facilitates the pumping of fluids in a well related application while minimizing the number of system components. The system and methodology comprise a plurality of pumps for use at a well site to deliver a well treatment fluid to a desired location. A single driveline is coupled between the plurality of pumps and a motive unit without incorporating a splitter box. The driveline is driven by the motive unit to rotate the plurality of pumps. | 03-12-2009 |
20090162218 | Combination Power Plant/Fluid Compressor for Service Vehicles - A combination power plant/fluid compressor is provided for service vehicles. A small displacement internal combustion engine can be used to drive a fluid compressor, both mounted on a platform that can be mounted on the vehicle. A coupler is used to directly couple power from a pulley mounted on the crankshaft of the engine to the fluid compressor. The engine can operate on fuel from the fuel tank on the vehicle. The engine can be water-cooled and be configured to circulate heated coolant to the engine cooling system on the vehicle. In another embodiment, the engine can be operatively coupled to a stand-alone air conditioning system. In a further embodiment, the engine can be operatively coupled to a stand-alone electrical charging system. | 06-25-2009 |
20090175742 | Hydraulic supply system for a motor vehicle - A hydraulic supply system for a motor vehicle includes an internal combustion engine, a pump driven by the internal combustion engine, and a hydraulically operated component that is driven by hydraulic fluid transported by the pump. An electric motor is provided to drive the pump when the internal combustion engine is not running. | 07-09-2009 |
20090232673 | METHOD AND DEVICE FOR CONTROLLING THE OIL SUPPLY OF AN AUTOMATIC GEARBOX AND A STARTING ELEMENT - A method and a device for controlling the oil supply of an automatic transmission (gearbox) and to a starting element. The method can guarantee a sufficient supply of oil to a hydraulic control unit of the automatic transmission and/or the starting element, in particular an oil-cooled friction clutch, both during the operation of the internal combustion engine ( | 09-17-2009 |
20090232674 | ENGINE STARTER ASSEMBLY - A pressure washer, connected to a water source by a hose, includes a frame, an engine supported by the frame and having a crankshaft, a pump driven by the engine, a wheel supported for rotation relative to the frame, an input configured to receive water from the hose and discharge the water against the wheel to cause the wheel to rotate, and a spring having a first end that is coupled to the crankshaft and a second end that is rotatable about an axis relative to the first end in response to rotation of the wheel to wind the spring. The wound spring is released to rotate the crankshaft to start the engine. | 09-17-2009 |
20090252622 | Input Shaft Driven Hybrid Transmission Pump - A pump for a hybrid transmission includes an input shaft having a mating surface—which may include a flat portion—on an outer surface thereof, and a pump rotor coaxial with the input shaft. The pump rotor has an inner surface corresponding to the mating surface of the input shaft, and is directly and drivingly coupled to the input shaft for common rotation therewith. The hybrid transmission may further include an input housing and pump housing, and a pump pocket—in which the pump rotor operates—defined by the input housing, pump housing, and input shaft. The pump is configured to be testable prior to mating the hybrid transmission to an engine. The pump rotor is bounded axially by the input shaft, and a pump guide is configured to center the pump rotor, and to be installed prior to installation of the pump rotor. | 10-08-2009 |
20090263259 | HYDRAULIC PUMP ADAPTATION FOR AN AUXILIARY POWER UNIT - The present invention is generally related to providing auxiliary power to long-haul trucks and similar types of transportation vehicles, and more particularly related to an easily installed and maintained auxiliary power unit that provides operational levels of electrical power and HVAC services while simultaneously driving a hydraulic system through an incorporated hydraulic pump assembly. | 10-22-2009 |
20090290999 | ENGINE BLOWER - An engine blower includes a centrifugal blower having a volute case in which a fan is accommodated; an engine attached to the centrifugal blower for driving the fan; a carburetor mounted to the engine via an insulator; and a lead wire that establishes conduction between the engine and the carburetor. The electrical potential difference between the engine and the carburetor can be eliminated, which prevents electrostatic discharge between the engine and the carburetor even when static electricity is built up in a volute case or a ventilation tube. Accordingly, ignition timing can be prevented from shifting due to an influence on an electrical circuit by the discharge within an ignition unit. | 11-26-2009 |
20090291000 | VARIABLE DISPLACEMENT VANE PUMP - In a variable displacement vane pump employing a cam ring, a pump rotor, and a plurality of vanes, each slidably fitted into the rotor, a biasing member is provided to force the cam ring in a direction that a geometric center of an inner peripheral surface of the cam ring and a rotation center of the rotor are spaced apart from each other. A force, by which the cam ring can be oscillated against the biasing member in accordance with a buildup of a pressure in a pump discharge portion, acts on the inner peripheral surface of the cam ring. | 11-26-2009 |
20100028172 | Vehicle Transmission with Fluid Pump Having a Recirculation Circuit - The present disclosure relates to a vehicle transmission with fluid pump having a recirculation circuit. The recirculation circuit is configured to direct fluid from an outlet of the pump to an inlet during pump cycling. A method of manufacturing a fluid pump for use in a vehicle transmission is also disclosed. | 02-04-2010 |
20100054967 | High-Pressure Fuel Pump - A high-pressure fuel pump includes a tappet assembly having a tappet for receiving a roller, and a fuel pump adaptor, the high-pressure fuel pump, wherein a reciprocal motion of the tappet assembly is guided by the fuel pump adaptor and a downward motion thereof is limited by the fuel pump adaptor, is provided. | 03-04-2010 |
20100061866 | DIRECT CRANKSHAFT OF AIR COMPRESSOR - There is provided a direct crankshaft of an air compressor for producing compressed air in which a crankshaft is implemented by two crank plates integrally overlapped with each other so that compression cylinders can be arranged in the radial direction to exhibit an excellent air cooling performance, top dead centers and bottom dead centers of the compression cylinders are symmetrically arranged so that the cancellation between pressurizing and vacuuming phenomena and the running of a motor can be smoothly performed, and the motor is integrated with a compression pump so that various driving components such as belts, pulleys, covers, and the like are eliminated and manufacturing costs are remarkably reduced. The direct crankshaft includes crank plates integrated with each other to form an overlapping unit. The overlapping unit has a shaft coupling hole through which a motor shaft penetrates such that the direct crankshaft is directly coupled with a motor. | 03-11-2010 |
20100092315 | FUEL PUMP ASSEMBLY - A fuel pump assembly for a fuel injection system comprises a drive shaft, at least two pump heads each of which is axially displaced along the drive shaft, each pump head having a respective plunger for pressurising fuel within a respective pump chamber, and at least two cams provided on the drive shaft, each of which is associated with a respective one of the pump heads Adjacent pump heads are offset angularly from one another by an amount sufficient to allow a region of overlap, in an axial direction along the drive shaft, between said adjacent pump heads. | 04-15-2010 |
20100129236 | Automatic Transmission - An automatic transmission includes a starting apparatus having a housing that rotates based on torque of a driving source, and a clutch mechanism portion positioned in the housing; an oil pump that is positioned on a side opposite to the driving source with respect to the starting apparatus in a rotational axis direction of the housing, and is driven by transmission of rotation of the housing; an oil pump housing in which the oil pump is accommodated; and a speed change mechanism that is positioned on a side opposite to the starting apparatus with respect to the oil pump housing in the rotational axis direction, and has an input shaft, which extends through the oil pump and the oil pump housing and is connected to the clutch mechanism portion. | 05-27-2010 |
20100196172 | FUEL SUPPLY SYSTEM - A fuel supply system includes a feed pump pumping up fuel in a fuel tank, a filter removing a foreign matter contained in the fuel discharged from the feed pump, and a high-pressure pump pressuring and discharging the fuel toward an internal combustion engine. A fuel pipe introducing the fuel from the filter to the high-pressure pump and a fuel pipe introducing the fuel from the filter to a housing of the high-pressure pump are formed independently of each other. | 08-05-2010 |
20100226799 | VARIABLE DISPLACEMENT PUMP - A variable displacement oil pump for an automotive engine. The oil pump includes a cam ring accommodating thereinside a pump element having a rotor. The cam ring is swingingly movably accommodated in a housing and biased in a direction to increase an eccentricity amount of the cam ring relative to the axis of the rotor by a biasing member. First and second pressure chambers are defined inside the housing by the outer peripheral section of the cam ring. The first pressure chamber is supplied with a discharge pressure to be applied to the cam ring to oppose to a biasing force of the biasing member. The second pressure chamber is supplied with the discharge pressure to be applied to the cam ring to assist the biasing force of the biasing member. Additionally, a control device is provided for controlling supply of the discharge pressure to the second pressure chamber. | 09-09-2010 |
20100232989 | VARIABLE DISPLACEMENT OIL PUMP - A variable displacement oil pump includes a rotor; a plurality of vanes; a cam ring; a housing; a biasing member configured to biases the cam ring in a direction that enlarges an eccentricity between a rotation center of the rotor and a center of inner circumferential surface of the cam ring; a contact surface configured to become in contact with an outer circumferential surface of the cam ring by means of a biasing force applied to the cam ring by the biasing member; a control chamber separately formed by the contact surface and a swing fulcrum of the cam ring on an outer circumference of the cam ring when the contact surface is in contact with the outer circumferential surface of the cam ring, and configured to cause the cam ring to swing against the biasing force of the biasing member by a pressure introduced from a discharge portion to the control chamber; and a choking portion formed on the outer circumferential surface of the cam ring so as to maintain a pressure of the control chamber even when the cam ring swings. | 09-16-2010 |
20100239440 | Vacuum Pump - The present invention provides a vacuum pump ( | 09-23-2010 |
20100278662 | POWER EQUIPMENT BASE PLATE - A pressure washer includes an engine having a vertical shaft and a pump designed to be powered by the engine. Additionally, the pressure washer includes a base plate, where the engine is coupled to the base plate with a first set of fasteners and the pump is independently coupled to the base plate with a second set of fasteners. The base plate is designed to allow the engine to be unfastened and removed from the base plate without also unfastening the pump. | 11-04-2010 |
20100278663 | Pump Drive System - A system is provided for a product pump drive for pumping fluids or substances into or out of a tanker-trailer towed by a tractor, the system including an auxiliary diesel engine mounted on the tractor, the engine operating a hydraulic pump used to operate a hydraulic motor operatively coupled to a product pump. The system can further include a high-pressure shutdown mechanism to shut down the engine if the pressure of the hydraulic fluid pumped by the hydraulic pump exceeds a high-pressure threshold. The system can also include an air conditioning unit and/or an electrical generator operatively coupled to the auxiliary diesel engine. | 11-04-2010 |
20100290930 | AIR INLET ARRANGEMENT FOR AN AIR COMPRESSOR - An air inlet arrangement for an air compressor intended to be arranged on a vehicle includes an air inlet tube for providing air to an air compressor, and an air intake conduit for providing air to an internal combustion engine. The air inlet tube is provided with an end portion having an inlet opening and is mounted to the air intake conduit. The end portion is inserted in the air intake conduit in such a way that the inlet opening is arranged inside the air intake conduit, and the inlet opening is arranged to face towards the main direction of the intended air flow in the air intake conduit. | 11-18-2010 |
20110014067 | Method and Device for Supplying a Compressor in an Internal Combustion Engine with Compressed Air - The invention relates to a method for supplying a compressor in an internal combustion engine with compressed air. The method has the following steps: determination of operating parameters of the internal combustion engine to identify operating states of the internal combustion engine; production of compressed air by the internal combustion engine using the determined operating parameter in an operating state without combustion and backing up of the compressed air using a throttle; and removal of the produced compressed air to supply the compressor. The invention also relates to a corresponding device. | 01-20-2011 |
20110052427 | HIGH PRESSURE TWO-PIECE PLUNGER PUMP ASSEMBLY - A high pressure pumping apparatus for of an internal combustion engine includes a pump barrel having a bore with a central axis, and a two-part pumping plunger provided in the bore of the barrel. The two-part plunger includes first and second pumping plunger parts that are separate from one another and arranged substantially coaxial with the central axis of the barrel's bore. A first distal end portion of the first pumping plunger part abuts a first distal end portion of the second pumping plunger part, and a second distal end portion of the first pumping plunger part in part defines a pumping chamber. The high pressure pumping apparatus includes and a tappet assembly that is operably coupled to the second distal end portion of the second pumping plunger part for operably engaging a rotating camshaft, which causes the first and second plunger parts to move in reciprocal motion. | 03-03-2011 |
20110081260 | PRESSURE WASHER PUMP AND ENGINE SYSTEM - A pressure washer system includes an internal combustion engine and a water pump. The internal combustion engine includes an engine block forming a chamber and a cover for the chamber. The cover has an area designed to hold a lubricant. Additionally, the engine includes a crankshaft within the chamber. The water pump includes a pumping mechanism, an inlet, an outlet, and a fluid passage. The pumping mechanism is powered by the crankshaft. Water enters the pump through the inlet and exits the pump through the outlet. The fluid passage extends between the inlet and the outlet. A portion of the fluid passage is formed in the cover of the engine. Heat transfers from the lubricant of the engine to the water of the water pump during operation of the pressure washer system. | 04-07-2011 |
20110081261 | PRESSURE WASHER PUMP AND ENGINE SYSTEM - A pressure washer system includes an engine block, a water conduit, a water pump, and a spray gun. The engine block is for a horizontally-shafted internal combustion engine, and has a chamber therein. The chamber is designed to contain oil for cooling and lubricating the internal combustion engine. The water conduit has a garden hose connector on an end thereof, and is fastened to the engine block. As such, heat transfers from the engine block to a flow of water passing through the water conduit during operation of the internal combustion engine. The water pump is coupled to the water conduit, where the flow of water is driven by the water pump. The spray gun is coupled to the water pump, where the flow of water exits the pressure washer system via the spray gun. | 04-07-2011 |
20110116944 | INTEGRATED COMPRESSOR AND PUMP UNIT AND VEHICLES EQUIPPED THEREWITH - An integrated compressor and pump unit suitable for installation on a vehicle and draw rotary power from a power source of the vehicle. The unit includes a compressor unit and a separate pump unit. The compressor unit has a rotary input shaft coupled to a rotary compressing device of the compressor unit. The pump unit is mounted to the compressor unit and has a rotary input shaft coupled to a rotary pumping device of the pump unit. The pump unit is secured to the compressor unit and rotary motion is transferred from the rotary input shaft of the compressor unit to the rotary input shaft of the pump unit such that the rotary compressing and rotary pumping devices operate in unison and in series. | 05-19-2011 |
20110116945 | LIFTER STRUCTURE - A lifter structure applied to an internal combustion engine and is actuated by a cam, includes a cylindrical lifter guide, a lifter body reciprocally moved in the guide while sliding on an inner circumferential surface of the guide, with drive of the cam, a pair of opposed walls continuous to an end of the lifter body, a pin extending through holes of the opposed walls and having two ends swaged onto outer surfaces of the opposed walls respectively, a roller disposed between the opposed walls, plural swaging side regions located at the same sides of the outer circumferential surface of the lifter body as the outer surfaces of the opposed walls, plural swaging side opposite regions located opposite the swaging side regions respectively, and plural escape recesses formed in the swaging side opposite regions so as to be spaced from the swaging side regions respectively. | 05-19-2011 |
20110135512 | Integrated Pump Pressure Washer - An integrated pressure washer is disclosed. The integrated pressure washer has an engine. At the bottom of the engine is an engine bottom cover. The engine bottom cover has a recess formed by a cylindrical wall that extends up from a base of the engine bottom cover. The pressure washer also has a pump assembly. The pump assembly is attached to the engine bottom cover and extends into the recess. The pump assembly receives water and applies pressure to the water and directs the pressurized water out a high pressure hose. | 06-09-2011 |
20110189032 | PRESSURE CONTROL FOR A FLUID SPRAYER - A fluid sprayer is provided and includes a fluid pump assembly having an outlet path and a motor assembly configured to drive the fluid pump assembly to pressurize fluid. The motor assembly is controlled by a throttle mechanism. The fluid sprayer also includes a fluid pressure control assembly including a mechanical pressure transducer configured to be displaced as a function of fluid pressure in the outlet path. The fluid pressure control assembly is configured to control the throttle mechanism as a function of displacement of the mechanical pressure transducer. | 08-04-2011 |
20110280745 | ENGINE ASSEMBLY INCLUDING CAMSHAFT WITH INTEGRATED PUMP - A camshaft assembly may include a shaft and a mechanical vacuum pump. The shaft may define first and second ends and include first and second lobes and first and second bearing support structures distributed between the first and second end. The shaft may define a first vane opening. The mechanical pump may be coupled to the shaft between the first and second ends. The mechanical vacuum pump may include a cover, a housing coupled to the cover to define a cavity therebetween and a vane. The cover may define a cover opening that rotatably receives the shaft. The housing may define a housing opening that rotatably receives the shaft. The vane may be arranged within the cavity and slidably received within the first vane opening such that the vane rotates with the shaft. | 11-17-2011 |
20110280746 | MECHANICAL VACUUM PUMP INTEGRATED WITH COUPLED SECONDARY AIR INJECTION VALVE - A mechanical vacuum pump for an engine includes a flange configured for attachment to a cylinder head of the engine. The flange defines a bore, which is configured for interconnecting an injection air inlet in the cylinder head with an injection air outlet of a secondary air injection valve. The secondary air injection valve is directly mounted to the mechanical vacuum pump, thereby indirectly mounting the secondary air injection valve to the cylinder head of the engine, with the bore communicating fresh air from the secondary air injection valve to the cylinder head. | 11-17-2011 |
20120020816 | PUMP - A pump includes: a branch pipe extending from a pump body for branching a part of raw water introduced from outside through a raw water inlet; a first tank having an exhaust pipe of an engine accommodated therein, the raw water supplied via the branch pipe being evaporated by heat of the exhaust pipe; a second tank provided over the first tank and having the branch pipe accommodated therein, vapor produced by evaporation of the raw water in the first tank being condensed into water droplets in the second tank; and a communication pipe interconnecting the first and second tanks in communication with each other. | 01-26-2012 |
20120039728 | Compressor and Clutch Device - The invention relates to a compressor ( | 02-16-2012 |
20120301332 | METHOD AND APPARATUS FOR HEATING A SALES TANK - A method and apparatus for heating at least one fluid tank that receives production fluid comprising produced oil and a produced liquid from a hydrocarbon producing well. A layer of liquid is provided in the fluid tank that has a higher specific density and a higher thermal conductivity than the produced oil. The layer of liquid at least partially covers a heat trace positioned in the fluid tank. The heat trace transfers heat to the layer of liquid. | 11-29-2012 |
20120321489 | Water Pump - A water pump is constructed to have a rotating member that is adapted to be rotated by an external driving source, a housing that forms a part of a pump chamber from which a cooling water is led to an internal combustion chamber for cooling the engine upon rotation of the rotating member, a mechanical seal unit that is installed between the housing and the rotating member to seal the pump chamber and a bearing that is operatively disposed between the rotating member and the housing at a position other than the pump chamber, in which an annular slinger is arranged at an axial end of the bearing and fixed to a fixed portion, the annular slinger having a given portion that slidably contacts to the rotating member. | 12-20-2012 |
20130089441 | Off-Axis Variable Displacement Oil Pump - An oil pump assembly for use with an internal combustion engine having an engine block, a crankshaft that is rotatable with respect to the engine block on a crankshaft axis, and a sump that is connected to the engine block for receiving and storing oil therein. The oil pump assembly includes a housing and a drive assembly that is arranged on the housing. The drive assembly is connected to the crankshaft for rotation in unison therewith. An oil pump is connected to the housing for pumping oil between an inlet and an outlet of the oil pump in response to rotation of a drive shaft. The drive shaft is connected to the drive assembly for rotation in unison therewith. | 04-11-2013 |
20130259718 | FLUID MOTOR UNDER VARIABLE PRESSURE - A fluid motor under variable pressure, wherein variation of pressure is generated by combustion of a combustible, after said process the liquid flow of the motor returns to its place activated by pressurization of a compressed gas that is within a cavity that encompasses the combustion chamber almost totally. This liquid flow energy in movement is collected by a turbine that is located within said motor. | 10-03-2013 |
20130259719 | AIR COMPRESSION APPARATUS - An air compression apparatus includes an air tank, an air compressor, and a governor. The air compressor delivers compressed air to the air tank by using power of an engine at the time of load running and stops the delivery of the compressed air to the air tank at the time of no-load running. The governor switches between the load running and the no-load running of the air compressor. Furthermore, the governor changes, when an engine speed is equal to or more than a threshold value, switchover timing for switching the air compressor from the no-load running to the load running in comparison with a time when the engine speed is less than the threshold value. | 10-03-2013 |
20130280111 | PROPEL CIRCUIT AND WORK CIRCUIT COMBINATIONS FOR A WORK MACHINE - A hydraulic circuit architecture for a work vehicle includes a pump, a work circuit, a propel circuit, and a circuit selector. The work circuit is connected to an actuator for driving a work component of the work vehicle. The propel circuit includes a motor that is adapted to be connected to a drive train of the work vehicle. The propel circuit also includes an accumulator. The circuit selector selectively connects the pump to the work circuit and the propel circuit. The hydraulic circuit architecture is operable in a first mode and a second mode. In the first mode, the propel circuit is connected to the pump and the work circuit is disconnected from the pump. In the second mode, the work circuit is connected to the pump and the propel circuit is disconnected from the pump. When the hydraulic circuit architecture is in the second mode, stored energy from the accumulator can be used to drive the motor to cause propulsion of the work vehicle. | 10-24-2013 |
20130287601 | HYDRAULIC DRIVE SYSTEM FOR WORKING MACHINE INCLUDING TRACK DEVICE OF CRAWLER TYPE - A hydraulic drive system for a track device of crawler type has right and left hydraulic track motors. The hydraulic drive system is capable of correcting for skew occurring in the straight line traveling of the track device. A traveling test is conducted upon shipment from a factory. If skew is noted during the test, a plug disposed on the side of a valve opening-side pressure receiving portion of a pressure compensating valve for the track which is lower in speed is removed and, replaced with an adjusting mechanism-mounted plug having an adjusting pin. The pin is operated so as to strengthen a biasing force of a target compensating differential pressure adjusting spring. An opening in the pressure compensating valve is thereby corrected in an opening direction and a flow rate to one of the left and right track motors is thereby adjusted to be equal to the other motor. | 10-31-2013 |
20130323095 | OIL CIRCULATION SYSTEM FOR ELECTRIC MOTOR IN A HYBRID ELECTRIC VEHICLE - An oil circulation system for electric motors in a hybrid electric vehicle having, as a power source, an internal combustion engine is disclosed. Provision is made to start oil circulation under high reliability even though an electric pump cannot circulate lubricant oil through the electric motors due to increased viscosity at low temperatures. The oil circulation system includes the electric pump in fluid communication with an oil flow path for the electric motors; a mechanical pump, in fluid communication with the oil flow path, operable on driving power of the engine; and a controller for control of operation of the electric pump and that of the mechanical pump. The controller utilizes operation of the mechanical pump upon detection of abnormality in operation of the electric pump derived from viscosity of the lubricant oil in order to recover the electric pump. | 12-05-2013 |
20140023528 | SYSTEM AND METHOD FOR REDUCING VIBRATION IN A FLUID PUMP - A system for dampening vibration in a pump includes a PTO-driven pump having a prime-mover side and a pump-side. The system includes a bulkhead interposed between the prime-mover side and the pump-side, the bulkhead having an opening therein. The system includes a vibration dampening plate having a thickness of at least 12 mm, where the vibration dampening plate is positioned between a bulkhead and a pump-side bearing flange or a prime-mover side bearing flange. The pump-side bearing flange or a prime-mover side bearing flange is coupled to the bulkhead at the opening therein. The system includes a bearing shaft extending through the opening in the bulkhead, the vibration dampening plate, the pump-side bearing flange, and the prime-mover side bearing flange. | 01-23-2014 |
20140030120 | VARIABLE DISPLACEMENT LUBRICANT PUMP WITH A PRESSURE CONTROL VALVE HAVING A PRELOAD CONTROL ARRANGEMENT - A lubricant pump for pumping a pressurized lubricant to an engine includes a shiftable control ring, a pump rotor, a pump outlet port, a pressure control system and a preload control arrangement. The pressure control system comprises a first pressure control chamber, a first pressure conduit connecting the pump outlet port with the first pressure control chamber, and a pressure control valve. The pressure control valve comprises an outlet port, a control valve cylinder wall comprising a control port connected with the outlet port, a control plunger which opens and closes the control port, an input pressure plunger connected with the control plunger, and a control spring preloading the control plunger into a closed position. The preload control arrangement comprises a preload cylinder, a preload plunger in the preload cylinder supporting a basis of the control spring, a preload cylinder inlet, and a preload control valve controlling a lubricant pressure. | 01-30-2014 |
20140050601 | CONTROL APPARATUS FOR AUTOMATIC TRANSMISSION MECHANISM - A control apparatus for an automatic transmission mechanism including a continuously variable transmission having a drive pulley, a driven pulley, and a belt extending around the two pulleys. When beginning of the start of a drive source for driving a vehicle has been detected, a first command oil pressure as a command value of a first control oil pressure supplied to a cylinder chamber of the drive pulley is set to a first predetermined oil pressure substantially equal to 0, and a second command oil pressure as a command value of a second control pressure supplied to a cylinder chamber of the driven pulley is set to a second predetermined oil pressure higher than the first predetermined oil pressure. When the detected second control oil pressure has reached a predetermined threshold value, it is determined that filling of the cylinder chamber of the driven pulley has been completed. A control for increasing the first command oil pressure is performed from a time point when completion of the filling of the cylinder chamber of the driven pulley has been determined. | 02-20-2014 |
20140064993 | HIGH PRESSURE FUEL PUMP HAVING IMPROVED LUBRICATION CHARACTERISTICS - A high pressure fuel pump with improved lubrication characteristics includes a plunger configured to pressurize fuel supplied to a high pressure chamber formed within a housing at a high pressure to discharge the fuel while being lifted and dropped in the high pressure chamber within the housing, a tappet body configured to support a lower end of the plunger, a cam configured to lift and drop the plunger while rotating, and a roller configured to be installed in a roller shoe pressed in a lower portion of the tappet body and rotate in a state of being in contact with the cam, the fuel supplied to the high pressure chamber passes the roller shoe through at least one lubrication passage and is supplied to a contact area between the roller and the cam or a contact area between the roller shoe and the roller. | 03-06-2014 |
20140079570 | LAUNCH TORUS TORQUE CONVERTER - A torque converter having an impeller, a turbine, and a stator disposed between the impeller and the turbine is provided. The torque converter has an axially thin design, with a torus width to torque converter diameter ratio of about 0.15 to 0.17, by way of example. In some variations, the stator has twisted blades that have lower shell blade angles than core blade angles with respect to the center line of torque converter flow, at both the inlet and outlet. | 03-20-2014 |
20140086763 | High-Performance Oil Pump - A high-performance oil pump for pumping oil in an internal combustion engine that eliminates or greatly reduces cavitation in the oil pump, thereby increasing the efficiency and performance of the oil pump. The present invention provides a housing having an inlet for receiving a supply of oil and an outlet for discharging the oil. At least two gears rotatably and matingly are disposed within the housing for pumping the oil from the inlet to the outlet. A pressure regulation circuit is disposed within the housing for balancing oil flow pressure between the inlet and the outlet by redirecting a portion of the oil from the outlet to the inlet when said oil flow pressure reaches a predetermined level at the outlet in order to reduce or eliminate cavitation of oil in the oil pump. | 03-27-2014 |
20140147304 | COOLANT PUMP FOR A COLLANT CIRCUIT OF AN INTERNAL COMBUSTION ENGINE - A coolant pump for a coolant circuit of an internal combustion engine, including a drive wheel which is connected to an impeller via a drive shaft rotatably mounted in a pump housing has at least one coolant outlet provided radially with respect to the impeller. A blocking ring is movable in an axial direction and serves to change or block a cross-sectional area of the coolant outlet and is displaced by a pressure-medium-operated actuator. The actuator is arranged concentrically with the drive shaft in the region of the end thereof facing the impeller is secured on the end of the drive shaft, and is connected to a pressure medium supply via at least one longitudinal bore provided in the drive shaft. | 05-29-2014 |
20140161645 | Gas Pump With A Sealing Oil Groove - A gas pump including a first housing part ( | 06-12-2014 |
20140212305 | Drive Train Of A Vehicle - A drive train ( | 07-31-2014 |
20140255222 | OIL SUPPLY APPARATUS - An oil supply apparatus supplies oil from an oil pump driven by an engine preferentially to a valve timing control unit. In the oil supply apparatus, a first discharge opening and a second discharge opening having an opening area larger than that of the first discharge opening are formed such that a pressurized region of the oil pump is divided into the two discharge openings. The oil from the first discharge opening is fed to a controlling oil passage through a first discharge port and then supplied to the valve timing controller from the controlling oil passage. The oil from the second discharge opening is fed to a lubricating oil passage through the second discharge port and then supplied to a main gallery from the lubricating oil passage. | 09-11-2014 |
20140271267 | CONTROLLABLE COOLANT PUMP HAVING A FLUIDIC ACTUATOR - A controllable coolant pump for a cooling circuit of an internal combustion engine having a pump housing with an inner bore, a shaft drivable via a pulley mounted rotatably via a first bearing and a second bearing, wherein the shaft is configured at least partially as a hollow shaft and has a longitudinal axis, wherein a rotor is fastened to one end of the shaft, which rotor has an idler pulley and vanes which project into a suction chamber to suck water via a suction connector of the pump housing into the suction chamber to an annular channel of the pump housing, wherein the idler pulley can be displaced axially via a push rod connected to an actuator. The fluidic actuator has a first pressure chamber and a second pressure chamber. The weight and the installation space requirement of the controllable coolant pump can be reduced. | 09-18-2014 |
20140294622 | VEHICLE COMPRISING A MOUNTED-IMPLEMENT COUPLING AND MOUNTED IMPLEMENT THEREFOR - A vehicle includes a coupling for mounting an implement and a load-controlled hydraulic pump that runs continuously with an engine of the vehicle. The pump draws hydraulic fluid from a low-pressure line region and feeds the hydraulic fluid into a high-pressure line region. The high-pressure line region has a high-pressure connection and the low-pressure line region has a low-pressure connection for supplying the mounted implement. A shutoff valve for blocking the flow of hydraulic fluid to the high-pressure connection is connected upstream of the high-pressure connection in the high-pressure line region. | 10-02-2014 |
20140301872 | COMPRESSOR - A compressor of the present invention includes a crank shaft, a bearing, a casing, an outer-race gear that is disposed so as to surround the crank shaft, a planetary gear that has a radius of a pitch circle set to a half of a radius of a pitch circle of the outer-race gear and causes the crank shaft to be inserted therethrough so that the planetary gear rotates relative to the crank shaft, a piston that is connected to the planetary gear so as to rotate relative to the planetary gear and moves in a reciprocating manner in the direction parallel to the radial direction of the outer-race gear inside the casing in a manner such that the planetary gear rotates inside the outer-race gear while engaging with the outer-race gear, and a pump that supplies lubricant to the bearing. Here, the pump is accommodated inside the casing. | 10-09-2014 |
20140314587 | Check Valve Device In The Suction Side of A Hydrostatic Power-Unit That Can Be Operated In The Same Direction of Rotation As A Pump And As A Motor - A hydrostatic power-unit ( | 10-23-2014 |
20140314588 | FUEL INJECTION PUMP - A fuel pump comprises a cam assembly having a lobe, and a body assembly including a cavity for receiving the cam assembly. The body assembly includes both a body portion and a cover portion that cooperatively form the cavity. The body portion includes a lobe cavity, an engagement surface and an opening at the cavity, with the cover portion including a respective engagement surface and opening. The engagement surfaces are mated together with the cam assembly disposed in the cavity and extending through the openings, and is configured to rotate in the cavity with the lobe disposed in the lobe cavity. A groove is formed in one of the engagement surfaces of the body portion or cover portion for receiving a seal cap at least partially therein adjacent the lobe cavity. | 10-23-2014 |
20140322044 | HYDRAULIC TRANSMISSION DEVICE SUITABLE FOR CONSTITUTING A COMPACT HYDRAULIC STARTER MOTOR - A hydraulic transmission device for a machine, including a declutchable hydraulic motor having radial pistons, and including a cam that is secured to a casing, and a cylinder block and an internal fluid distributor that are disposed in the casing; a hydraulic pump including a drive member; and fluid exchange couplings; in which device the casing and the distributor are mounted to rotate relative to a stationary support about an axis of rotation, whereas the cylinder block is fastened to said support. In some embodiments, the drive member of the pump is constrained to rotate with the casing of the motor, and in that a delivery orifice of the pump is connected to one of said couplings. | 10-30-2014 |
20140322045 | WORKING VEHICLE - The present invention addresses the problem of being able to increase the effect of preventing an engine from stalling by reducing the engine load attributable to a fixed-capacity hydraulic pump. A working vehicle provided with a fixed-capacity hydraulic pump driven by power from an engine and a working hydraulic actuator driven by working oil pumped from the fixed-capacity hydraulic pump is a rotary working vehicle which is provided with a pressure modifying means for modifying the pressure of working oil from the fixed-capacity hydraulic pump, and the rotary working vehicle is such that if the actual number of revolutions (N) of the engine is reduced by a set number of revolutions (Ns) as the load on the engine increases, then the pressure modifying means operates in accordance with the deviation (e) between the actual number of revolutions (N) of the engine and the specified number of revolutions (Ns), and the pressure of the working oil from the fixed-capacity hydraulic pump is modified. | 10-30-2014 |
20140328703 | INTERNAL COMBUSTION ENGINE PROVIDED WITH A COOLING PUMP THAT CAN BE MECHANICALLY DISCONNECTED - An internal combustion engine having: an engine provided with a crankshaft; a cooling system provided with a circulation pump, which comprises an impeller supported by a pump shaft that is mounted so as to rotate around a rotation axis; an auxiliary shaft, which transmits the rotation movement to the pump shaft of the circulation pump; a mechanical transmission, which transmits the rotational movement from the crankshaft to the auxiliary shaft; and a coupling device, which is interposed between the pump shaft of the circulation pump and the auxiliary shaft and is suited to mechanically connect/disconnect the pump shaft to/from the auxiliary shaft. | 11-06-2014 |
20140377092 | APPARATUS FOR DRAINAGE BY WELL POINTS - Apparatus for drainage by well points, including a piston pump and a drive motor coupled to the piston pump by means of a transmission and provided with a drive shaft, which transmission is received in a housing and includes at least one crankshaft and a drive rod coupled thereto, the drive rod is coupled by means of a cross-head to a piston rod of the piston pump and the housing forms an oil sump and the transmission further includes an assembly of a worm and a worm wheel co-acting therewith and mounted on the crankshaft and the worm is provided on a worm shaft extending transversely relative to the crankshaft and vertically in operating mode of the apparatus for drainage by well points. | 12-25-2014 |
20150308432 | MECHANICAL COMBUSTION-ENGINE-DRIVEN FLUID PUMP - A fluid pump includes an input shaft, a pumping unit comprising a pump rotor, and a clutch arranged between the input shaft and the pump rotor. The clutch comprises at least two input clutch disks, at least two output clutch disks, a permanent magnet element, and an actuator. The at least two input clutch disks and the at least two output clutch discs together define at least two clutch liquid gaps which are filled with a magneto-rheological clutch liquid. The permanent magnet element shifts between an engaged position wherein a magnetic field of the permanent magnet element penetrates the at least two clutch liquid gaps with a high magnetic flux, and a disengaged position wherein the magnetic field of the permanent magnet element is less than in the engaged position. The actuator moves the permanent magnet element between the engaged position and the disengaged position. | 10-29-2015 |
20150327352 | POWER-OPERATED WORK APPARATUS - A power-operated work apparatus has a machine body which includes an electrostatic charge inducing member that may induce electrostatic charges thereon, and is adapted to be used with the machine body maintained electrically ungrounded. The work apparatus includes: a grip which is adapted to be grasped and held by a user and has an outer surface to be touched by the user and an inner surface forming an inner space; an electroconductive body member which forms an electroconductive body exposed on at least a part of the outer surface of the grip; and an electroconductive line member which is configured to be charged with the electrostatic charges induced on the electrostatic charge inducing member and has a part disposed inside the grip neighboring to and without electrically touching the electroconductive body forming member. The electrostatic charges are to spark from the electroconductive line member to the electroconductive body member. | 11-12-2015 |
20150337705 | HYDRAULIC CIRCUIT SYSTEM FOR FORCED REGENERATION OF DIESEL PARTICULATE FILTER - The present disclosure relates to a hydraulic circuit system for forced regeneration of a diesel particulate filter, and more particularly, to a hydraulic circuit system for forced regeneration of a diesel particulate filter (DPF), which prevents a working machine from being operated when the diesel particulate filter is forcedly regenerated by combusting particulate matters (PM) in a case in which the diesel particulate filter is installed in a construction machine with a diesel engine and particulate matters contained in exhaust gas are collected in the diesel particulate filter. | 11-26-2015 |
20150337716 | SUPERCHARGER - A supercharger includes a rotor housing defining a pair of cylindrical chambers. A driving shaft bearing is to support a driving rotor shaft for rotation in the rotor housing. A driven shaft bearing is to support a driven rotor shaft for rotation in the rotor housing. An oil sump housing is to enclose a timing gear end of the rotor housing. A shaft seal is disposed between the rotor housing and each respective rotor shaft. The oil sump housing, the rotor housing and driving and driven shaft seals define a closed container for oil to lubricate the driving shaft bearing, the driven shaft bearing, a driving timing gear and a driven timing gear. The oil pools in the closed container and a top surface of the oil is spaced below the timing gears when the driving rotor shaft is in a vertical orientation. | 11-26-2015 |
20150361866 | Ground Milling Machine Having A Cooling System, Cooling System, And Method For Cooling A Ground Milling Machine - The present invention relates to a ground milling machine with two cooling ducts, which allow a mutually separated guidance of cooling air. The present invention further relates to such a cooling system and a method for cooling a ground milling machine. | 12-17-2015 |
20150361908 | SHIP - The purpose is to provide a ship such that the pressure in a common rail of a fuel injection device for a stopped engine is prevented in advance from increasing due to a rotating force generated by a stream of water. Provided is a ship with multiple engines controlled by means of a ship navigation control device, said ship being configured such that a single or multiple propellers for propulsion are connected to the multiple engines, and such that the ship navigation control device determines, when the sea speed of the ship is equal to or greater than a predetermined speed when engine(s) among the multiple engines are stopped, that there is a possibility of the output shafts of the stopped engines being rotated by a motive force applied to the propellers for propulsion by a stream of water. | 12-17-2015 |
20150361937 | PLUNGER - The invention relates to a plunger ( | 12-17-2015 |
20160025091 | Pump System - A rotary pump may include a rotary cover and a rotary housing that may be engaged with one another during operation. A ring gear may be positioned within an internal portion of the rotary cover and rotary housing, and an inner gear may be positioned within a portion of the ring gear. The rotary pump may be configured with a pressure relief portion that may be in fluid communication with an outlet of the pump. The rotary pump may be configured such that pressurized fluid passing through the pressure relief portion is routed to an inlet of the rotary pump. | 01-28-2016 |
20160084156 | VARIABLE FLOW-RESTRICTING TURBINE ASSEMBLY FOR A TURBOCHARGER, CORRESPONDING TURBOCHARGER ENGINE AND VEHICLE, AND OPERATING METHOD - A variable flow-restricting turbine assembly for a turbocharger is disclosed. The assembly comprises a housing, a turbine mounted for rotation in the housing, and a variable flow-restrictor. The variable flow-restrictor comprises a first series of angularly-distributed flow-restrictor portions distributed around the turbine wheel and located in an exhaust flow path to the wheel, and a second series of angularly-distributed flow-restrictor portions distributed around the first series and located in the exhaust path. At least one of the first and second series is rotatable in the housing to vary the relative angular positions of the first and second series. The restrictor portions are arranged such that the first portions align with the second portions at each of a plurality of relative angular positions to open flow channels between the portions and such that they misalign between those positions to close the flow channels. | 03-24-2016 |
20160084240 | Integrated Pump Pressure Washer - An integrated pressure washer is disclosed. The integrated pressure washer has an engine. At the bottom of the engine is an engine bottom cover. The engine bottom cover has a recess formed by a cylindrical wall that extends up from a base of the engine bottom cover. The pressure washer also has a pump assembly. The pump assembly is attached to the engine bottom cover and extends into the recess. The pump assembly receives water and applies pressure to the water and directs the pressurized water out a high pressure hose. | 03-24-2016 |
20160084244 | NEGATIVE PRESSURE PUMP AND CYLINDER HEAD COVER - A negative pressure pump has: a casing; a pump portion; a drive-side clutch plate that rotates integrally with a drive shaft, is movable in an axial direction of the drive shaft, and is magnetic; a driven-side clutch plate that rotates integrally with a driven shaft and transmits the rotation of the drive shaft to the driven shaft as a result of the drive-side clutch plate becoming engaged with it; a coil spring that presses the drive-side clutch plate against the driven-side clutch plate; an electromagnet that produces a magnetic force counter to a pressing force and pulls the drive-side clutch plate away from the driven-side clutch plate; and a jutting wall portion that is disposed in the casing and receives the driven-side clutch plate on which the pressing force acts and a jutting wall portion that supports one end portion of the coil spring. | 03-24-2016 |
20160108875 | HIGH PRESSURE PUMP FOR A FUEL INJECTION SYSTEM - The invention relates to a high pressure pump for a fuel injection system, in particular a common rail injection system, comprising a housing part ( | 04-21-2016 |
20160115832 | VARIABLE DISPLACEMENT LUBRICANT PUMP - A lubricant pump comprises a shiftable control ring, a pump rotor rotating in the control ring, a pump outlet, and a pressure control system. The pressure control system comprises a pressure control chamber which pushes the control ring into a high pumping volume direction, an engine pressure input port connected to an engine pressure output port of an engine, a pilot chamber connected to the engine pressure input port which pushes the control ring into a low pumping volume direction, and a pressure control valve which controls a pressure in the pressure control chamber. The pressure control valve comprises a control valve plunger which opens/closes a control port to connect/disconnect the pressure control chamber to the atmospheric. The control valve plunger is fluidically connected to the engine pressure input port so that the control valve plunger is pushed by a lubricant pressure of the engine into an open position. | 04-28-2016 |
20160115947 | CONSTRUCTION MACHINE - Provided is a construction machine configured so as to prevent wasteful fuel consumption by preventing an engine stall by means of the injection of an appropriate amount of fuel. A backhoe which is a construction machine in which a hydraulic pump is driven by power from an engine is configured so that the output torque characteristics of the engine is set on the basis of the atmospheric pressure detected by an atmospheric pressure sensor which is an atmospheric pressure detection means, and so that a rotational speed is set so that the maximum torque of the engine at a low idle rotational speed is greater than the maximum absorption torque of the hydraulic pump. | 04-28-2016 |
20160153413 | HIGH-PRESSURE PUMP | 06-02-2016 |
20160178029 | REFRIGERANT COMPRESSOR | 06-23-2016 |
20160186708 | Roller Tappet - A roller tappet includes a roller and a roller shoe in which the roller is rotatably mounted. The roller shoe has a first lateral surface with a recess for receiving the roller, a second lateral surface opposite the first lateral surface, and a third lateral surface between the first and second lateral surfaces. The third lateral surface and at least part of the second lateral surface are each curved. | 06-30-2016 |
20160252063 | Variable Drive For Liquified Natural Gas Pump | 09-01-2016 |
20180023564 | VARIABLE DISPLACEMENT PUMP | 01-25-2018 |