Match Document Document Title
6544004 Single-headed piston type compressor  
A compressor which has a housing defining therein a suction chamber, a discharge chamber and a crank chamber, a drive shaft rotatably supported in the housing, a first end of which penetrates...
6540488 Slant plate-type variable displacement compressors with capacity control mechanisms  
A slant plate-type variable displacement compressor includes a housing enclosing a crank chamber, a suction chamber, and a discharge chamber. The housing includes a cylinder block, and cylinder...
6532859 Compressor, in particular for a vehicle air conditioning system  
A compressor, in particular for a vehicle air conditioning system, with a housing, which contains a device for conveying a compressed medium driven by a drive shaft, designed as an axial piston...
6524079 Alignment means for the swash plate of a variable-capacity swash-plate type compressor  
In a variable-capacity swash-plate type compressor, which can vary the outlet capacity by controlling an inclination angle of a swash plate, the swash plate is aligned by contacting a washer ( 19 )...
6520748 Variable displacement compressor  
A suction chamber and a discharge chamber are defined in a front housing member. A crank chamber is defined between a cylinder block and a rear housing member. A drive shaft passes through the...
6520751 Variable displacement compressor having a noise reducing valve assembly  
In a variable displacement compressor of a piston type, a valve body ( 34 ) is movably placed adjacent to a main channel ( 32 ) communicating a suction port ( 26 ) with a suction chamber ( 24 )....
6517322 Hydrostatic variable displacement pump having a compact housing to facilitate swash plate installation  
A hydrostatic variable displacement pump of swash plate construction has a cylinder block 2 , in a housing 1 , with displacement pistons 3 guided therein, a swash plate 4 and at least a first...
6514048 External control variable displacement compressor  
An external control variable displacement compressor varies its displacement based on the pressure in a control chamber. The compressor has a valve chamber defined in a housing. The valve chamber...
6511296 Compressor  
A lug plate 11 is secured to a drive shaft 7 which is rotatably supported in a housing so as to rotate together with the drive shaft, and a swash plate 12 is operatively connected to the lug...
6499975 Means for sealing the cylinder bore of a variable displacement compressor without using a valve plate  
A variable displacement compressor 10 includes a wall 1 a that seals a cylinder bore 14 , and is integrally formed with a cylinder block 1 . A rear plate 5 having a plate-like shape is...
6499962 Bearing arrangement for a swash plate pump  
A swash-plate-end bearing for the motor shaft in a high pressure cleaning appliance which includes a motor and a reciprocating pump driven thereby, wherein the pistons of said pump rest resiliently...
6487931 Escapement cylinder  
When one piston 3 A and 3 B moves to the forward edge by the pressured fluid supplied to the head side pressured chamber 5 A and 5 B, two communicating paths 11 A and 11 B communicates the...
6488478 High pressure fuel pump  
An axial plunger pump which does not need bellows by restricting fuel to a cylinder bore configuring a pump portion and by lubricating the other portion with oil. The high pressure fuel pump...
6481985 Maximizing the load torque in a swash plate compressor  
A motor-driven compressor performs suction, compression, and discharge of refrigerant. The compressor has four cylinder bores and four pistons. A swash plate is integrally rotated with a drive...
6481976 Control valve and variable capacity type compressor having control valve  
A variable capacity type compressor has a tiltable swash plate and pistons. A control valve is arranged to change the pressure in the crank chamber, to vary the capacity of the compressor by...
6481979 Lubrication passage and nozzle for swash plate type compressor  
A variable displacement swash plate type compressor which incorporates a lubrication passage formed in a cylinder block and crankcase, and a spray nozzle disposed at the crankcase end of the...
6474958 High-pressure cleaner with clamping element for reciprocating pump  
In order for a high-pressure cleaner having a reciprocating pump, on which there is positioned a pump head into which at least one piston, which can be moved back and forth in the longitudinal...
6474957 Piston type compressor having arcuately shaped fluid port  
A suction port as a fluid port of a piston type compressor is contoured with reference to a middle line passing through a middle point of a maximum length of the suction port in the longitudinal...
6474955 Hinge mechanism for variable displacement compressors  
variable displacement compressor has a drive shaft extending through a crank chamber. A lug plate is integrally fixed to the drive shaft. A drive plate is connected to and driven by the lug plate...
6471490 Piston type compressor having suction structure with arcuately shaped suction valve  
A suction port of a piston type compressor is formed in the shape similar to a portion of a sector with an apex portion of the sector removed. A distal end portion of a suction valve which can open...
6468050 Cylinder head assembly including partitions disposed in refrigerant introduction path and reciprocating compressor using the same  
A reciprocating compressor of a type includes a cylinder block having a plurality of bores disposed in parallel with each other, a valve plate having suction ports corresponding to the respective...
6467296 Air conditioning system for vehicle  
An air conditioning apparatus for a vehicle that includes a multi-stage compressor, an internal heat exchanger, an external heat exchanger, a heat exchanger switching circuit, a cooling expansion...
6464473 Pump apparatus for hydraulically powered fuel injection systems  
A pumping system for supplying high pressure actuation fluid to individual fuel injectors of an engine equipped with a hydraulically-actuated fuel injection system wherein the three major elements...
6461116 Crankcase pressurizing conduit for a swash plate type compressor  
A variable displacement swash plate type compressor which incorporates a conduit formed in the cylinder block to provide fluid communication between a crank chamber and one or more cylinders to...
6457947 Piston compressor for refrigerant, with thermal insulation  
A compressor for an air conditioning system in an automobile, having a housing ( 1 ) and a compressor unit ( 2 ) accommodated in the housing ( 1 ) for taking in and compressing a refrigerant. The...
6454545 Compressor  
In the present compressor, a retainer is prevented from being deformed without impairing the sealing performance of a metal gasket provided between a covering member for closing a compression...
6450146 High pressure pump with a close-mounted valve for a hydraulic fuel system  
This invention provides a pump with a close-mounted valve for a hydraulic fuel system in an internal combustion engine. The hydraulic fuel system may have a high pressure pump connected to a low...
6443705 Direct drive variable displacement pump  
Direct drive variable displacement pumps that provide variable displacement wherein a swashplate pivots and changes the angle position in the direct drive variable displacement pumps. The...
6439857 Axial piston compressor  
An axial piston compressor produces air supplied to an air system of a vehicle, typically a heavy duty truck through a plurality of pistons held within a stationary block, and the movement of the...
6435848 Variable capacity type compressor with check valve  
A variable capacity type compressor has a swash plate, pistons reciprocating in the cylinder bores, a suction chamber, and a discharge chamber. A check valve arranged in the compressor. The check...
6431841 Compressor with a part of a spring chamber in a rear housing  
A compressor is provided in which the arrangement and the position of a spring chamber, in which a coil spring biasing a main shaft is accommodated, are designed and the various designs of the...
6425741 Clutchless variable-capacity type compressor  
A variable capacity type compressor has a swash plate which can incline with respect to the drive shaft. An angle decreasing spring urges the swash plate to decrease the inclination angle and a...
6422831 Variable displacement piston pump/motor  
In a variable piston pump/motor, input/output shafts are pivotably supported by a housing via a shaft support cylinder formed with a spherical outer surface. The housing is disposed so that it can...
6422129 Swash plate type refrigerant compressor  
A piston-operated compressor, of swash plate type and using CO 2 as a refrigerant, having a casing member in which a cylinder bore is formed to have a cylindrical peripheral wall surface and a...
6415607 High efficiency, air bottoming engine  
An air bottoming powertrain, suitable for use in automobiles includes an internal combustion engine, a compressor which receives gaseous working fluid and compresses it to an elevated pressure, a...
6413055 Swashplate position assist mechanism  
A swashplate assist mechanism for dynamically varying swashplate moments in a multiple piston hydraulic unit includes a valve means disposed in the swashplate and defining a variable orifice for...
6406271 Swashplate type axial-piston pump  
An axial-piston pump includes a rotatable cylinder barrel having pistons extending from piston bores formed at one end thereof, each piston connected to a shoe by snap-fit joint. A groove/throttle...
6402480 Lubrication passage for swash plate type compressor  
A variable displacement swash plate type compressor which incorporates a lubrication passage formed in the drive shaft, wherein the lubrication passage provides fluid communication between a...
6402483 Double-headed piston compressor  
A double-headed piston compressor includes a pair of opposite discharge chambers. Each discharge chamber is defined by a large annular wall and a small annular wall. The annular walls are located...
6402481 Variable capacity swash plate type compressor  
The present invention relates to a variable capacity swash plate type compressor. The present invention is provided a variable capacity swash plate type compressor comprising: a housing means...
6401671 Draw rotary engine  
A reciprocating piston rotary internal combustion engine; comprising a non-rotating circular cylinder engine block containing a rotor on which piston reciprocate at right angles to the direction of...
6398515 Seal mechanism protector for compressors  
A compressor including a compressing mechanism accommodated in a housing. The mechanism draws refrigerant from an intake chamber into a compression chamber and discharges the refrigerant from the...
6398519 Swash plate compressor including a connection mechanism between a piston and an inside surface of a crank chamber  
A swash plate compressor includes a cylinder block having positioned therein a plurality of cylinders and a crank chamber. Each of a plurality of pistons has a head portion and a skirt portion. The...
6394763 Lubrication fins and blades for a swash plate type compressor  
A variable displacement swash plate type compressor which incorporates an impeller attached to a drive shaft, and a plurality of blades for, efficiently directing lubricating oil to a shaft seal....
6390786 Structure for damping pressure pulsations of compressor  
According to the structure for damping the pulsations of discharge pressure of a compressor of the present invention, in the annular discharge chamber 28 divided on the outer circumferential side...
6390787 Tapered swash plate  
A variable displacement swash plate type compressor which incorporates a swash plate slidably mounted on a drive shaft, the swash plate having side walls that taper toward one another for constant...
6382927 Valve plate assembly positioning structure for compressor  
A compressor includes a cylinder block having a cylinder bore. A valve plate assembly is located between the cylinder block and a rear housing. The valve plate assembly includes a plurality of...
6382928 Miniature air pump  
An elaborately designed miniature air compressor is composed of a motor unit, a compression unit, and an air collection unit. Several bladders installed in the compression unit are sequentially...
6379121 Suction valve in variable displacement compressor  
The object of the present invention is to offer a structure of a suction valve enough to prevent a noise or clatter caused by vibrations of a suction valve in a variable displacement compressor...
6368074 Piston type compressor  
The piston type compressor of the present invention prevents high pressure refrigerant from leaking out of the compressor through the end face of the cylinder block and also prevents the...