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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...
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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...
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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...
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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 )...
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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...
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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 )....
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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....
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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...
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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...
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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...
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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...
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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...
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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...
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