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Patent Searching and Data


Matches 451 - 500 out of 10,103

Document Document Title
WO/2009/110498A1
A discharge capacity control system (A) for a variable capacity compressor comprises a target suction pressure setting means (410) and electric current regulating means (420, 430). The target suction pressure setting means (410) calculat...  
WO/2009/110378A1
Disposed is a swash plate of a swash-plate type compressor wherein the basic requirement characteristics of a swash plate, i.e. stabilized boundary lubrication conditions by lubricant, are achieved without forming a sprayed layer compose...  
WO/2009/106267A1
The invention relates to a coolant compressor, in particular a CO2 coolant compressor, comprising a housing (3) and a control valve (1), particularly for the control of a propulsion chamber pressure, and having at least one installation ...  
WO/2009/106267A8
The invention relates to a coolant compressor, in particular a CO2 coolant compressor, comprising a housing (3) and a control valve (1), particularly for the control of a propulsion chamber pressure, and having at least one installation ...  
WO/2009/103217A1
A multi-stage diaphragm pump has a casing in which is provided a plurality of gas chambers, wherein each gas chamber has a gas inlet valve, a gas outlet valve and an elastic diaphragm (6), the elastic diaphragm (6) of each gas chamber is...  
WO/2009/103546A1
A reciprocating piston machine is proposed, in particular for motor vehicles, having a drive shaft (1) having a central axis (5), a driver element (3), which is rigidly connected to the drive shaft (1) and runs substantially perpendicula...  
WO/2009/104477A1
Provided is a piston rod for a wobble plate compressor, which is hollow and allows easy internal production that satisfies a required value of buckling strength in just proportion. The wobble plate compressor (A) comprises a rotating sha...  
WO/2009/101887A1
A valve plate processing method for preventing adhesion between the contact portions between a valve plate and a suction valve and/or a discharge valve of a reciprocating compressor. The method has higher productivity than conventional m...  
WO/2009/101964A1
A thrust roller bearing (200) has a retainer in which, if the radial length of that portion of the retainer which is located at a roller stop section is L1 and, out of the axial overall length of a roller, the length of a straight sectio...  
WO/2009/099031A1
A compressor having pistons whose heads are reciprocably inserted in cylinder bores, each piston having a piston pivoting-preventing section reciprocating with rotation of a swash plate cam via a pair of shoes held by a neck which is for...  
WO/2009/099030A1
A swash plate compressor having a drive shaft projecting from the open end of the front housing is characterized in that a lubricant introduction hole for introducing lubricant from the crank chamber to a shaft seal setting portion aroun...  
WO/2009/093460A1
A shaft sealing structure (60) placed around the drive shaft (35) of a compressor (1) for generating fluid pressure in a housing by rotation of the drive shaft (35). The structure has a first seal section (61) for preventing fluid leakag...  
WO/2009/087071A1
To improve a reciprocating-piston compressor for a refrigerant circuit, comprising a crankcase in which is arranged a collecting chamber for lubricant, a cylinder housing in which at least one reciprocating piston is movable in an oscill...  
WO/2009/084395A1
A compressor in which pistons are reciprocated via a wobble plate wobbled while being prevented from rotating. A wobble plate rotation prevention mechanism is constructed from an inner ring axially movable relative to a main shaft, an ou...  
WO/2009/081754A1
A capacity control system for a variable capacity compressor comprises: an evaporator temperature sensor for detecting an evaporator exit air temperature; an electromagnetic control valve capable of adjusting control pressure by open/clo...  
WO/2009/077304A3
A method for controlling a compressor of a refrigerating machine, said compressor being switchable between at least three operating states of different outputs (0, ε, Pmin, Pmed, Pmax), comprising the steps of a) deciding (S1, S3; S11',...  
WO/2009/077304A2
A method for controlling a compressor of a refrigerating machine, said compressor being switchable between at least three operating states of different outputs (0, ε, Pmin, Pmed, Pmax), comprising the steps of a) deciding (S1, S3; S11',...  
WO/2009/074367A1
The invention relates to a closed level controller for a vehicle, which contains air springs (38), a compressed air storage device (46), and a compressor (2) with a suction space (4), which is connected to an inlet pipeline (6), a first ...  
WO/2009/051436A1
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 plate fixedly installed at the drive shaft, a...  
WO/2009/051006A1
A variable capacity compressor comprises an opening-degree adjustment valve that is disposed in a flow passage between a suction port and a suction hole communicating with a cylinder bore and variably controls the opening area of the flo...  
WO/2009/050931A1
A device for producing compressed air stably and efficiently. A plurality of cams are set on one cam shaft and a pair of confronting separation plunger pumps are mounted via a tension spring to hold respective cams therebetween. Compress...  
WO/2009/046809A1
The invention relates to a reciprocating piston machine, particularly a pivot ring or pivot plate compressor, having pistons accommodated such that they are movable back and forth in cylinder chambers of a cylinder block having a cylinde...  
WO/2009/045462A1
A compressor may include a compressor body defining a compression cylinder, a compressor head coupled to the compressor body, and a valve plate assembly disposed between the compressor head and the compressor body. The valve plate assemb...  
WO/2009/044781A1
A displacement control valve for a variable displacement compressor has a valve element. The valve element has formed in it a discharge pressure receiving surface for receiving the pressure in a discharge chamber and a suction pressure r...  
WO/2009/044260A1
The invention concerns a device (1, 100, 200) for reciprocating machines suited to convert a rotary motion into an alternate motion and/or vice versa, comprising a moving element (3, 3a, 3b) suited to be set in motion along a rectilinear...  
WO/2009/041230A1
A variable displacement compressor has a shaft rotor formed by assembling a shaft and a rotor integrally with each other, a swash plate mounted on the shaft rotor such that the tilt angle of the wash plate is variable and that the swash ...  
WO/2009/041391A1
A displacement control system for a variable displacement compressor has a displacement control valve and a control device. The displacement control valve has a valve element which receives discharge pressure acting in the direction in w...  
WO/2009/027000A1
A reciprocating piston machine is proposed, particularly for motor vehicles, comprising at least one piston displaceably supported in a cylinder bore and comprising a valve device (1) interacting with the at least one piston, said valve ...  
WO/2009/027009A1
Reciprocating piston machine (1), in particular a refrigerant compressor for motor vehicles, having a shaft (9) and having a drive space which is connected to a refrigerant return path, in which at least one radial shaft seal (47, 49), a...  
WO/2009/027002A1
A coolant compressor is proposed, comprising a shaft and at least one piston disposed parallel to the shaft, said piston interacting with a valve device having a pressure valve (3), and further comprising a pressure chamber (11) having a...  
WO/2009/028323A1
A refrigeration air conditioner includes a variable displacement compressor having a displacement control valve capable of controlling the discharge displacement of the compressor by controlling the degree of opening of a communication p...  
WO/2009/027000A9
A reciprocating piston machine is proposed, particularly for motor vehicles, comprising at least one piston displaceably supported in a cylinder bore and comprising a valve device (1) interacting with the at least one piston, said valve ...  
WO/2009/027001A1
A reciprocating piston machine is proposed, particularly for motor vehicles, comprising - at least one piston displaceably supported in a cylinder bore and comprising - a valve device (1) interacting with the at least one piston, said va...  
WO/2009/028384A1
A displacement control valve (300) of a variable displacement compressor has a valve chamber communicating with a discharge chamber, a valve hole having one end that communicates with the valve chamber and also having the other end that ...  
WO/2009/028664A1
A method of controlling a variable displacement compressor having a displacement control valve that can be controlled by an external signal and adapted such that lubrication oil in a refrigerant is returned to a crank chamber via a path ...  
WO/2009/025208A1
A system for controlling the capacity of a variable capacity compressor comprises target suction pressure setting means for setting a target suction pressure according to external information from external information detecting means by ...  
WO/2009/024248A1
The invention relates to a reciprocating piston machine, particularly for motor vehicles, having a pivoting element (11) preferably being configured as a pivoting ring, being connected to a guide body (5) disposed coaxially to a shaft (3...  
WO/2009/022916A3
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...  
WO/2009/022917A3
A recipricator restraint assembly for a Z-crank axial piston machine is described. The assembly includes two gimbal arms each linked together at gimbal link joint that intersect at a point T. Point T lying in a medial plane M being defin...  
WO/2009/022628A1
An open type piston compressor having a drive shaft extending from a crank chamber, formed in a housing, to the outside of the housing, in which a sealing device for sealing the crank chamber side against the atmosphere side outside the ...  
WO/2009/022917A2
A recipricator restraint assembly for a Z-crank axial piston machine is described. The assembly includes two gimbal arms each linked together at gimbal link joint that intersect at a point T. Point T lying in a medial plane M being defin...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
WO/2009/010118A8
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...  
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...  

Matches 451 - 500 out of 10,103