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Match Document Document Title
9033679 Displacement control system for variable displacement compressor  
A displacement control system (A) of a variable displacement compressor sets a target for pressure in an intake chamber or a crank chamber, on the basis of a detected evaporator-outlet air...
9010138 Variable displacement compressor  
A variable displacement compressor adjusts the pressure in a control pressure chamber and controls the displacement in accordance with the adjusted pressure. Refrigerant is supplied via a supply...
8956127 Control valve for variable displacement compressor  
A control valve includes a body having a crankcase communicating port, a discharge chamber communicating port and a suction chamber communicating port, which are arranged in this order from one...
8845309 Vibration reducing device for pump cover body of water shut-off diaphragm pump  
The present invention provides a vibration reducing device for pump cover body of water shut-off diaphragm pump comprising a hood cover mount and a pump cover body with a containing pit, which...
8757988 Capacity control valve  
A capacity control valve for a variable-capacity compressor such as used in an air-conditioning system in a motor vehicle is provided, wherein foreign matter is prevented from being caught in the...
8734127 Hydraulic pump-motor and method of preventing pulsation of hydraulic pump-motor  
A pressure regulating restriction for allowing a cylinder bore and a valve plate discharge port to communicate with each other before the cylinder bore communicates with the valve plate discharge...
8727743 Opposing swash plate piston pump/motor  
A first swash plate (30) and a second swash plate (40) are disposed on either side of a cylinder block (4), and a plurality of cylinders (6) are disposed in the cylinder block (4). A first piston...
8684699 Pump for a high-pressure cleaning appliance  
A pump for a high-pressure cleaning appliance for delivering cleaning liquid is provided. The pump has a pump housing with at least one pump chamber into which at least one piston plunges. The...
8657589 Operating method for a hydraulic machine  
A hydraulic machine has at least one working chamber (11) of cyclically changing volume, and low-pressure and high pressure valves (15, 13) to control the connection of each of the at least one...
8589026 Vehicle auxiliary hydraulic system  
An auxiliary hydraulic system for vehicles, in particular pick-up trucks, is configured to supply hydraulic fluid under pressure to both on-board and off-board auxiliary equipment such as snow...
8568109 Pump for a high-pressure cleaning device  
A pump for a high-pressure cleaning device for delivering cleaning fluid is provided. The pump has at least one pump chamber, into which at least one piston plunges, and which is connected to a...
8500415 Variable displacement compressor  
A displacement control valve for a variable displacement compressor includes a valve element. The valve element has a discharge pressure receiving surface which receives pressure in a discharge...
8459962 Variable displacement swash plate type compressor  
Provided is a variable displacement swash plate type compressor including a cylinder block having a plurality of cylinder bores, a drive shaft rotatably supported by the cylinder block, a lug...
8439653 Pump for a high-pressure cleaning apparatus  
A pump for a high-pressure cleaning apparatus for delivering cleaning liquid is provided. The pump has at least one pump chamber into which at least one reciprocally movable piston plunges. The...
8439652 Suction throttle valve for variable displacement type compressor  
A suction throttle valve of a variable displacement compressor having a compressor housing includes a suction chamber, a crank chamber, an inlet, a suction passage, a valve body, a valve housing,...
8353681 Compressor having a drive mechanism and a lubricant separator  
A compressor, such as an air-conditioning compressor for motor vehicles, particularly with a drive which has an adjustable swept volume, for the intake and compression of a refrigerant and a...
8322999 Hydrostatic axial piston machine  
A hydrostatic axial piston machine, in particular a swashplate machine, has a cylinder drum (3) mounted so that it can rotate around an axis of rotation (2). The cylinder drum (3) is provided with...
8251673 Displacement control valve of a variable displacement compressor  
A displacement control valve of a variable displacement compressor opens and closes a communication passage extending between a portion of the compressor on which discharge pressure acts and a...
8246323 Programmable logic controlled liquid pressurization device incorporating low energy consumption mechanisms for the utilization of solar energy  
A liquid pressurization device which is housed within a single rectangular housing that utilizes a solar panel as the front cover and the only source of energy. An interchangeable pulley mounted...
8235681 Opposing swash plate piston pump/motor  
A first swash plate (30) and a second swash plate (40) are disposed on either side of a cylinder block (4), and a plurality of cylinders (6) are disposed in the cylinder block (4). A first piston...
8231360 Hydrostatic pump with a mechanical displacement volume control  
A hydrostatic pump (1) has a mechanical displacement volume control with a mechanical control element (4), which for generation of an actuator pressure that acts on a positioning piston (5) which...
8197229 Double-headed piston type compressor  
A double-headed piston type compressor includes front and rear housings, a cylinder block defining therein a crank chamber and a plurality of cylinder bores and having a shaft hole therethrough, a...
8182239 Control valve, and control valve for variable displacement compressor using the control valve  
A control valve includes a diaphragm assembly imparting a biasing force to a moving member according to the pressure introduced into the pressure-sensitive part. The moving member is moved by the...
8177522 Mode changing apparatus for a scroll compressor  
A mode changing apparatus for a scroll compressor is provided that may include a low-pressure passage that communicates with a suction side formed by an orbiting motion of an orbiting scroll, an...
8147214 Compressor  
Provided is a compressor having an enhanced capability of supplying oil to a thrust bearing and a radial bearing which are interposed between a center through-hole in a cylinder block and a...
8118566 Piston compressor with second intake  
In a piston-type compressor in which a working fluid is taken in through an intake port is first compressed with pistons and is then let out through an outlet port, an axial hole ranging along the...
8051763 Hydraulic apparatus  
In a hydraulic apparatus, a first rotating member and a second rotating member are provided so as to be relatively rotatable with a same central axis, a cam is provided on the first rotating...
7918656 Suction throttle valve of a compressor  
A suction throttle valve of a compressor has a compressor housing having a suction chamber and a crank chamber. The suction throttle valve includes a suction passage formed in the housing, a...
7887302 High pressure variable displacement piston pump  
A variable flow pump includes: a housing with inlet and outlet chambers interconnected by a main bore and a non-rotating cylinder block positioned in the main bore. The cylinder block includes: a...
7841839 Displacement control structure for a variable displacement compressor  
A variable displacement compressor includes a housing assembly. A displacement control structure for the variable displacement compressor includes a passage forming member, a flat partition and a...
7765914 Displacer unit with a valve plate body  
A displacer unit with a valve plate body is disclosed. The displacer unit having at least one displacer space which is arranged in a cylindrical drum rotating about an axis of rotation and which...
7762791 Construction improvement of the piston valve in compressing pump  
In a piston valve in a compressing pump, a discharge base formed in the center of the piston valve has a planar shape having discharge spouts formed corresponding with each inlet slots. A 3-bladed...
7726951 Fuel control module  
A fuel control system is provided in a single compact modular unit. The unit includes a motor driving a highly accurate cam-operated double-acting piston metering pump, both of which are contained...
7670117 Fluid metering device  
A fluid metering device for monitoring flow of fluid is provided. The fluid metering device comprises: an electric motor; and a housing having a manifold section, a motor adapter plate and a...
7556362 Pressure control valve unit and liquid ejecting apparatus  
This invention is a pressure control valve unit including: a unit substrate; a first valve chamber provided at one side of the unit substrate, forming a part of a first liquid flow-path; a second...
7547198 Double-headed piston type compressor  
A double-headed piston type compressor forms a first compression chamber and a second compression chamber for compressing gas. The compressor has rotary shaft having an inner chamber that...
7387501 Control valve for variable displacement compressor  
To provide a control valve which is capable of maintaining the minimum operation of a variable displacement compressor, by causing a valve section thereof to be fully opened, irrespective of the...
7367783 Rotating fluid machine  
A rotary valve for switching supply passages, and discharge passages of high-temperature and high-pressure steam for a rotor rotatably supported at a casing is constructed by making a fixed side...
7364408 Crank case shut off valve  
The invention provides a compressor with a shut off valve disposed between the crank case and the suction cavity. The valve is moveable between an open and closed position in response to the...
7320577 Dual pump transmission  
A dual pump apparatus for use on a vehicle or industrial application having a housing in which a pair of hydraulic pumps are mounted, having a cooling fan mounted on the primary or secondary input...
7165950 Two-stage pressure relief valve  
A two-stage pressure relief valve for use with hydraulic systems is disclosed. The two-stage pressure relief valve has a first stage that relieves increases in hydraulic system pressure over the...
7121811 Capacity control valve for variable displacement compressor  
The object is to provide a capacity control valve for a variable displacement compressor, which is not adversely affected by pressure from a pressure-regulating chamber. The cross-sectional area...
7090472 Pump or motor with interconnected chambers in the rotor  
Pump or motor having a rotor with chambers with a through rotation variable volume which are connectable via switches to either a first line connection or a second line connection. During...
7033143 Pumping system with clutch and associated by-pass  
This invention relates to a pumping system. The design of the system is such that bi-directional operation can be achieved using a significantly smaller and hence lighter unit than those currently...
7014428 Controls for variable displacement compressor  
A control system for a variable displacement compressor uses a mechanical valve to minimize energy consumption in an air conditioning system. The control system can also provide instantaneous...
6984113 Oil pressure operated pump for marine steering gears with a valve set shell with valves separately capable of assembly with the valve housing  
An oil pressure operated pump for marine steering gears includes a multiple piston oil pressure operated pump controlled by a steering wheel, a valve housing mounted under the pump, a bottom cover...
6957604 Axial-piston drive system with a continuously adjustable piston stroke  
The invention relates to an axial piston drive with a continuously adjustable piston stroke, which comprises a drive shaft (10, 12) on which a swash plate (16) is supported in a crank chamber (14)...
6955045 Oil pump system  
Variable displacement pump pumps oil to one or the other ports of an oil operated vehicle wheel motor to drive a lawn mower.
6916158 Radial piston pump  
A piston pump including an inlet manifold, and outlet manifold, and a piston ring sandwiched between the inlet and outlet manifolds. The inlet manifold has a first face and a second face with at...
6901911 Pump and hydraulic system with low pressure priming and over pressurization avoidance features  
A hydraulic system, such as a fuel injection system, includes a fixed displacement pump with at least one pump piston. A sleeve surrounds each pump piston and provides the method by which fluid...

Matches 1 - 50 out of 277 1 2 3 4 5 6 >