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WO/2009/022916A2 |
A connection mechanism between a recipricator and a piston of a Z-crank engine or pump. The engine or pump includes a crankshaft having a crankshaft axis and carrying an angled crank about which the recipricator can rotate. The connectio...
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WO/2009/022918A1 |
A Z-crank axial piston internal combustion engine that includes a cylinder cluster of at least two piston containing cylinders rigidly located with respect to each other. Each cylinder includes at least one working fluid transfer port. A...
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WO/2009/020812A1 |
The present invention provides an addressable multi- channel peristaltic pump. According to the invention, this pump design allows for selection and operation of one or more pump heads on a drive shaft, while locking other non-selected p...
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WO/2009/015726A1 |
The invention relates to a reciprocating piston machine having at least one piston (1) cooperating with a valve arrangement (21), comprising a clearance volume (23) present between the piston (1) and the valve arrangement (21), and compr...
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WO/2009/014052A1 |
A compressor includes a discharge port having an exit end whose circumferential length and area affecting discharge resistance and pressure receiving area are set large, and the compressor has a reduced dead volume to improve volumetric ...
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WO/2009/010118A1 |
The invention relates to a reciprocating piston engine, particularly a coolant compressor for motor vehicles, comprising at least one piston movably supported in a cylinder, and comprising a pivot element (1), preferably designed as a pi...
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WO/2009/011283A1 |
A displacement control system (A) for a variable displacement compressor has setting means (410) for setting a target suction pressure, which is a target value of suction pressure, based on external information detected by external-infor...
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WO/2009/011251A1 |
A displacement control valve for a variable displacement compressor, in which a solenoid portion is reduced in size and weight without a change in the area of a valve body seal. The displacement control valve has a valve housing (301), a...
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WO/2009/008018A1 |
A bent axis pump (4) wherein the coupling between a cylinder body (32) and a connecting pin (62) of a back body (54) takes place by the interposition of a bush (76) suitable for guiding the rotation of the cylinder body (32) limiting the...
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WO/2009/008479A1 |
A displacement control system (A) for a variable displacement compressor includes a displacement control valve having a valve body that receives discharge pressure, suction pressure, and electromagnetic force of a solenoid (316) and capa...
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WO/2009/001865A1 |
A discharge displacement control system for a variable displacement compressor has control target setting means. The control target setting means selects one control mode from among two or more control modes based on external information...
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WO/2008/156101A1 |
A rear part of a rotating shaft (22) of a piston compressor (10) is formed as a rotary valve (35). The rotary valve (35) causes a suction pressure region (14b) to sequentially communicate with suction paths (33). As a result, refrigerant...
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WO/2008/146806A1 |
A compressor whose capacity can be varied by varying the tilt angle of a swash plate has a return spring for urging the swash plate in the direction of increasing the tilt angle and also has a tilt angle decreasing spring for urging the ...
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WO2008021503B1 |
A pump system has a rotatory shaft and a rotatory drive arrangement coupled to the rotatory shaft for applying rotatory energy thereto. First through fourth pump arrangements are coupled to the rotatory shaft, each pump arrangement pumpi...
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WO/2008/147042A1 |
The present invention relates to a compressor, wherein a rotary shaft 140 having a swash plate 144 coupled thereto is used to linearly reciprocate a piston 150 in a cylinder bore 134 formed in front and rear cylinder blocks 130 and 130'....
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WO/2008/146652A1 |
A method for producing a hollow piston for compressor by coupling a piston top side member and a rotation blocking portion side member where a rotation blocking portion and a tubular portion are formed integrally. When the rotation block...
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WO/2008/133294A1 |
Provided is a control device for a variable-capacity compressor including control valve drive control means which has a capacity control valve having a solenoid controlled by an external signal so as to control an operation amount, modul...
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WO/2008/130029A1 |
Disclosed is a compressor characterized by utilizing a cooling medium comprising a compound having a double bond and using at least one member selected from a Fe-P-based electroplated film, a Fe-W-based electroplated film, a Fe-C-based e...
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WO/2008/119319A2 |
The invention relates to a stroke-adjustable air conditioning compressor, in particular for motor vehicles, comprising a drive mechanism for pistons that move back and forth, the pistons being driven by means of an adjusting plate, such ...
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WO/2008/113713A1 |
A swashplate mechanism (1) comprises a sliding shoe (6) and a piston (2) comprising a base (4) having a universal ball joint (7) accommodating the sliding shoe (6), wherein a curved surface (9) of the sliding shoe (6) engages in the univ...
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WO/2008/115101A1 |
The invention relates to a system and a method for operating a variable-displacement compressor (10), wherein a volume of a compression chamber (34; 34a, 34b, 34c, 34d) of at least one cylinder (30; 30a, 30b, 30c, 30d) is varied during a...
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WO/2008/109901A1 |
The invention relates to an inlet and outlet control for high-pressure axial piston machines of the bent axis and swash plate types. The multiple cylinder bores (1b) of a cylinder part (1) are equipped with rotary valves (3) with radial ...
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WO/2008/108202A1 |
A variable capacity compressor comprises a rotor (21) secured to a drive shaft (10) and rotates integrally, a swash plate (24) attached to the drive shaft (10) through a through opening (61) slidably toward the axial direction of the dri...
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WO/2008/108093A1 |
A control valve for a variable displacement compressor has a power element (6) provided at an end of a body (5), at a position on the side opposite a solenoid (3). In the power element (6), the inside of a housing (50) is partitioned by ...
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WO/2008/102599A1 |
Provided is a volume control valve for a variable displacement compressor, which has a relief valve function. Also provided is a volume control valve for a variable displacement compressor, which can set intake chamber pressure control c...
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WO/2008/098766A1 |
The invention relates to a compressor, in particular a compressor for the air-conditioning system of a motor vehicle, having a housing and having a compressor unit, which is substantially arranged in the housing, for sucking in and compr...
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WO/2008/096970A1 |
Provided is a gear type oil pump for a reciprocating compressor inserted into a mounting space provided at one side of a drive shaft to compress and inject oil, which includes: a gear assembly including an inner gear fixed to one end of ...
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WO/2008/096824A1 |
A discharge displacement control system (A) of a variable displacement compressor has target pressure setting means (402A), discharge pressure detection means (500), and electric current regulation means (404, 406). The target pressure s...
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WO/2008/095606A1 |
Reciprocating piston machine, in particular a pivoting-ring or pivoting-disc compressor, having pistons which are accommodated in cylinder chambers such that they can move to and fro and are driven by a drive device which is adjustable, ...
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WO/2008/093550A1 |
A compressor (1) has a rotary valve (71) rotatably and slidably superposed on a valve plate (9) so as to close a suction hole (11) in the valve plate (9). The rotary valve (71) has a lubrication groove (81) in its surface sliding on the ...
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WO/2008/089721A1 |
The invention relates to a fastener, particularly for fastening an air conditioning compressor to a device, such as an internal combustion engine, wherein the fastener is configured to have at least as two pieces.
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WO/2008/072811A1 |
Provided is a valve apparatus for use in a reciprocating compressor, which includes a housing, a cylinder block having a plurality of cylinder bores, pistons reciprocally accommodated in the cylinder bores, a piston driving means for dri...
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WO/2008/072810A1 |
Provided is an oil separator for a reciprocating compressor having an insulation function, the compressor including: a housing, a cylinder block having a plurality of cylinder bores, pistons reciprocally accommodated in the cylinder bore...
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WO/2008/072809A1 |
Provided is an apparatus for adjusting a top clearance of a reciprocating compressor including: a housing, a cylinder block having a plurality of cylinder bores, pistons reciprocally accommodated in the cylinder bores, a piston drive mea...
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WO/2008/072513A1 |
Compressor (1) having a region of pressure intermediate between discharge pressure and suction pressure (especially crank compartment (10)), characterized by being equipped with valve means (21) for introducing any discharge gas in the r...
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WO/2008/072812A1 |
Provided are a mechanism spring and a swash plate type compressor employing the same. The mechanism spring includes: a flat part having an insert groove formed at one side and into which a drive shaft is inserted, and two extension plate...
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WO/2008/069001A1 |
An oscillatory plate type variable capacity compressor in which a rotation blocking mechanism of the oscillatory plate includes (a) an inner ring provided movably in the axial direction although rotation is blocked, supporting the shaft ...
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WO/2008/066155A1 |
A variable displacement swash plate compressor has a swash plate boss (50) allowing a rotating shaft to penetrate it, tiltably connected to the rotating shaft, and having a screw groove (78) in the outer peripheral surface, a circular ri...
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WO/2008/066134A1 |
A control valve is adapted such that the closer to one end is a high-pressure-side valve body placed by a solenoid, the greater the degree of communication of a high-pressure valve section is and the less the discharge flow path-side pre...
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WO/2008/066156A1 |
A reciprocating compressor of refrigerating machine that realizes inhibition of any temperature increase of discharged refrigerant and enhancing of refrigerant compression efficiency. The reciprocating compressor of refrigerating machine...
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WO/2008/059783A1 |
Provided is a vehicular refrigerating cycle comprising a compressor, which uses a carbon dioxide coolant and which has a capacity control valve capable of controlling a capacity in response to an external signal. The vehicular refrigerat...
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WO/2008/056533A1 |
A piston compressor effectively performing centrifugal separation action by rotation of a shaft separation. This results that outflow of oil to the outside of the compressor is effectively reduced without providing it with a complicated ...
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WO/2008/053718A1 |
A compressor having a housing provided with a suction chamber and a discharge chamber, a shaft having a power transmission function, and a shaft sealing device having a resin lip and rubber lip for sealing a gap between the shaft and the...
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WO/2008/055147A2 |
A system and method for operating a two-stage, high-pressure pumping system includes a low-pressure pump having an output configured to deliver a hydraulic fluid under a low-pressure at a high-volume to drive a tool associated with the t...
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WO/2008/034808A1 |
The invention relates to a radial piston pump (10), having a pump housing (12), having a driveshaft (14) which is arranged in the pump housing (12) and by means of which the radial piston pump (10) can be driven, having at least two pump...
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WO/2008/029919A1 |
A hinge mechanism (40) for a variable displacement compressor (1) has an arm (41) projecting from a rotating member (21) toward a tilt member (24), an arm (43) projecting from the tilt member (24) toward the rotating member (21) and rece...
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WO/2008/028545A1 |
The invention relates to a compressor (1) for gaseous and/or deep-frozen liquefied media, comprising a first compressor piston (6) and a second compressor piston (7) which are drivingly connected to an eccentric shaft (2). The second com...
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WO/2008/026405A1 |
A compressor having a shell formed by mutually coupling shell constitution members that are a closed-bottomed container-like housing and a front housing into which a drive shaft is inserted, a compression chamber forming body provided in...
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WO/2008/025412A1 |
An axial piston compressor, particularly a compressor for air conditioning systems of motor vehicles, having at least one piston and in particular an annular captive C-washer (2), which can be adjusted with regard to the inclination ther...
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WO/2008/019416A1 |
The invention relates to a multi-stage compressor (1) for compressing gases having a low-pressure region (2) and having a high-pressure region (5), wherein at least one rotary compressor (3) is provided in the low-pressure region (2) and...
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