Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04B - Positive-displacement machines for liquids; Pumps › F04B 27 - Multi-cylinder pumpsspecially adapted for elastic fluids and characterised by number or arrangement of cylinders
Patents for F04B 27 - Multi-cylinder pumpsspecially adapted for elastic fluids and characterised by number or arrangement of cylinders (7,781)
04/2003
04/22/2003US6550360 Method for chamfering the cam plate of a swash plate compressor
04/17/2003US20030072659 Compressor apparatus
04/17/2003US20030072658 Double side action type reciprocating compressor
04/17/2003US20030072654 Shuttle piston assembly with dynamic valve
04/17/2003US20030070634 Axial piston rotary power device
04/17/2003US20030070633 Axial piston rotary power device
04/17/2003US20030070442 Vehicular air-conditioner
04/16/2003EP1302662A2 Swash plate type compressor having improved refrigerant discharge structure
04/16/2003EP1302345A2 Vehicular air-conditioner
04/16/2003CN1410677A Cylinder body of inclined disc type compressor
04/16/2003CN1410676A Piston connecting device of inclined disc type compressor
04/16/2003CN1410672A Inclined disc and piston shoe device of inclined disc type compressor
04/16/2003CN1410671A Rotary bevel disc type compressor with improved refrigerant draining structure
04/15/2003US6547534 Compression apparatus
04/15/2003US6547533 Axial movement restriction means for swash plate compressor and compressor assembly method
04/15/2003US6546841 Swash plate compressor and piston therefor
04/15/2003US6546742 Displacement control method and apparatus for variable displacement compressor
04/10/2003WO2003029673A1 Rotary machine
04/10/2003WO2003029655A1 Compressor
04/10/2003WO2003029654A1 Compressor
04/10/2003US20030068242 Pump provided with diaphragms
04/10/2003US20030068235 Swash plate type compressor having improved refrigerant discharge structure
04/10/2003US20030068234 Pump provided with diaphragms
04/10/2003US20030066419 Piston for fluid machine and method of manufacturing the same
04/09/2003CN1409020A Roller thrust bearing
04/09/2003CN1105252C Shaft sealing structure
04/08/2003US6544006 Piston type compressor
04/08/2003US6544004 Single-headed piston type compressor
04/08/2003US6543672 Method of forming vacuum chamber of control valve for variable capacity compressor
04/08/2003US6543333 Enriched cobalt-tin swashplate coating alloy
04/08/2003US6543243 Hybrid compressor
04/03/2003US20030063829 Roller thrust bearing
04/03/2003US20030062869 Method and apparatus for controlling switched reluctance motor and compressor
04/02/2003EP1298334A2 Roller thrust bearing
04/02/2003EP1298322A1 Reciprocating refrigerant compressor
04/02/2003EP1297256A1 Safety device for an air-conditioning compressor
04/02/2003EP0964997B1 Piston engine with a pivoting disk transmission
04/02/2003CN1407256A Tilted variable axial piston device
04/02/2003CN1104561C Control valve in variable displacement compressor and its assembling methd
04/02/2003CN1104560C Variable displacement compressor
04/02/2003CN1104342C Piston of piston type compressor
04/01/2003US6541127 Improved wear resistance of a flame-sprayed copper or alloy layer having an unmelted phase, and aluminum or an alloy having a melted phase are formed on a surface of the swash plate in sliding contact with the shoe
04/01/2003US6540488 Slant plate-type variable displacement compressors with capacity control mechanisms
03/2003
03/27/2003US20030059316 Multistage type piston compressor
03/27/2003US20030059314 Multi-piston engine, such as a pump or compressor, with improved vibrational behaviour
03/27/2003US20030057790 Wiring structure of motor in hybrid compressor
03/27/2003DE20216357U1 Sealing arrangement for a carbon dioxide compressor for vehicle air-conditioning systems comprises a sealing ring incorporating a metal core which is surrounded by an elastomer
03/26/2003EP1296059A2 Wiring structure of motor in hybrid compressor
03/25/2003US6537037 Variable displacement compressor and air conditioning apparatus
03/20/2003WO2002093009A3 Reciprocating piston machine with a driver
03/19/2003EP1293672A1 Reverse-running pump
03/19/2003EP1293670A2 Compressor head with improved oil retention
03/19/2003CN1403708A Variable displacement compressor with speed reducing mechanism and method for inhibiting its noise
03/18/2003US6533555 Swash plate type compressor
03/18/2003US6532860 Piston type compressor and inner mold for making the same
03/18/2003US6532859 Compressor, in particular for a vehicle air conditioning system
03/18/2003US6532858 Electric compressor
03/18/2003US6532664 Method of manufacturing shoe
03/18/2003US6532655 Method of manufacturing hollow piston for compressors
03/13/2003US20030049140 Compressor head with improved oil retention
03/13/2003US20030049133 Control method for a dual mode compressor drive system
03/12/2003EP1291523A2 Displacement control device for variable displacement compressor
03/12/2003EP1291522A1 Variable displacement swash plate type compressor
03/12/2003CN1401902A Sealing mechanism of compressor
03/12/2003CN1401898A 滑动部件和压缩机 The slide member and the compressor
03/12/2003CN1401897A Coupling mechanism of positive displacement swashplate compressor
03/11/2003US6530149 Method for producing hollow piston for compressor by forging
03/06/2003US20030044294 Sealing mechanism for compressor
03/06/2003US20030044292 Compressor pistons and compressors including such pistons
03/06/2003US20030044291 Displacement control device for variable displacement compressor
03/06/2003US20030044290 Piston type variable displacement compressor
03/06/2003US20030044289 Variable capacity compressor
03/05/2003EP1288499A2 Manifold assembly for a compressor
03/05/2003EP1288497A2 Sealing mechanism for compressor
03/05/2003EP1288496A2 Piston type variable displacement compressor
03/05/2003CN1102699C Variable conpacitance compressor
03/05/2003CN1102698C Double headed piston type compressor
03/04/2003US6526869 Piston for compressors and method for producing the same
03/04/2003US6526771 Freezing cycle apparatus
03/03/2003WO2002020987A1 Rotary fluid machinery
03/03/2003WO2002020986A1 Rotary fluid machinery
03/03/2003CA2421208A1 Rotary fluid machinery
03/03/2003CA2421185A1 Rotary fluid machine
02/2003
02/27/2003WO2002057629A3 Fluid pumping apparatus
02/27/2003US20030039565 Suction-discharge device for fluids
02/27/2003US20030039559 Manifold assembly for a compressor
02/27/2003US20030037636 Rotor and rotary machine
02/26/2003EP1286050A2 Rotary damper
02/25/2003US6524079 Alignment means for the swash plate of a variable-capacity swash-plate type compressor
02/25/2003US6524077 Control valve for variable displacement compressor
02/25/2003US6523455 Compressor having an oil collection groove
02/20/2003US20030035733 Compression capacity control device for refrigeration cycle
02/20/2003US20030035732 Structure of channel in variable displacement piston type compressor
02/19/2003CN1397736A Electric compressor and its control method
02/18/2003US6520751 Variable displacement compressor having a noise reducing valve assembly
02/18/2003US6520749 Control valve for variable displacement compressor
02/18/2003US6520748 Variable displacement compressor
02/18/2003US6519960 Air conditioner
02/13/2003US20030031569 Vibration damping mechanism for piston type compressor
02/13/2003US20030029181 Capacity control apparatus for compressors
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