| Patents for F04B 27 - Multi-cylinder pumpsspecially adapted for elastic fluids and characterised by number or arrangement of cylinders (7,781) |
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| 07/22/2009 | CN201277161Y Multi-cylinder oil-free compressor of refrigerant reclaiming machine |
| 07/22/2009 | CN100516516C 容量控制阀 Capacity control valve |
| 07/21/2009 | US7563078 Reciprocating compressor |
| 07/16/2009 | WO2009087071A1 Reciprocating-piston compressor |
| 07/15/2009 | EP2078858A1 Compressor and manufacturing method of the same |
| 07/14/2009 | CA2579575C Pressure-generating device |
| 07/09/2009 | WO2009084395A1 Wobble plate type variable displacement compressor |
| 07/09/2009 | DE102006016730B4 Rotationskolbenmaschinen Rotary piston engine |
| 07/09/2009 | CA2710270A1 Radial cam-driven compressor and cam-driven compressor assemblies |
| 07/08/2009 | EP2076674A1 A oil separating structure of variable displacement compressor |
| 07/08/2009 | CN101479476A An oil separating structure of variable displacement compressor |
| 07/08/2009 | CN101479475A Dual-clyinder rocking piston compressor |
| 07/08/2009 | CN100510394C Swash compressor |
| 07/02/2009 | WO2009081754A1 Capacity control system for variable capacity compressor |
| 07/01/2009 | CN101469688A Variable displacement rotary oblique disc type compressor |
| 07/01/2009 | CN101469687A Swash plate of swash plate compressor |
| 07/01/2009 | CN100507267C Displacement control valve of clutchless variable displacement inclined plate-type compressor |
| 07/01/2009 | CN100507266C Inside and outside structures of discharging refrigerant in bi-directional swash plate type compressor |
| 06/30/2009 | US7553133 Circumferential piston compressor/pump/engine (CPC/CPP/CPE); circumferential piston machines |
| 06/25/2009 | DE102007062290A1 Compressor i.e. axial piston compressor, for motor vehicle air-conditioning system, has anti-friction bearing formed by double row angular ball bearing tandem that has two rows of bearing balls guided in paths of different diameters |
| 06/24/2009 | CN100504065C Sliding member |
| 06/18/2009 | WO2009074367A1 Closed level controller for a vehicle |
| 06/18/2009 | US20090151552 Shoe for compressors |
| 06/17/2009 | CN101460743A Fluid machine |
| 06/17/2009 | CN100501156C Shoe |
| 06/16/2009 | US7547198 Double-headed piston type compressor |
| 06/11/2009 | US20090148313 Variable capacity compressor |
| 06/11/2009 | US20090148312 Variable Capacity Swash Plate Type Compressor |
| 06/11/2009 | US20090145293 Tilting plate type compressor |
| 06/10/2009 | EP2067995A1 Swash plate compressor |
| 06/10/2009 | EP2067994A2 Tilting plate type compressor |
| 06/10/2009 | EP2067993A2 Variable capacity compressor |
| 06/10/2009 | CN201255091Y Star compressing mechanism |
| 06/10/2009 | CN201255090Y Vertical compressor |
| 06/10/2009 | CN101454568A Compressor |
| 06/10/2009 | CN101451518A Tilting plate type compressor |
| 06/10/2009 | CN101451517A Variable capacity compressor |
| 06/04/2009 | US20090139396 Wobble Plate Compressor |
| 06/04/2009 | DE102007058064A1 Verdichter Compressor |
| 06/03/2009 | EP2065598A2 Structure for mounting a filter in a compressor |
| 06/03/2009 | CN101449058A Method for regulating the coolant mass flow rate of a compressor |
| 06/02/2009 | US7540720 Heat-insulating mechanism for compressor |
| 06/02/2009 | US7540719 Power transmission and compressor |
| 05/28/2009 | US20090136364 Compressor |
| 05/27/2009 | EP2063121A1 Variable displacement compressor |
| 05/27/2009 | EP1800073B1 Air-conditioning compressor or air conditioner |
| 05/27/2009 | CN101440790A Piston type double-acting multi-cylinder gas pumping apparatus of air compressor |
| 05/27/2009 | CN100491723C Air inlet structure of reciprocating compressor |
| 05/21/2009 | US20090129947 Axial Piston Compressor |
| 05/21/2009 | US20090127925 Linear single channel hydraulic control unit |
| 05/20/2009 | EP2059677A1 Compressor |
| 05/20/2009 | CN201241808Y 空气压缩机 Air Compressor |
| 05/20/2009 | CN201241805Y Bidirectional swash plate type fixed discharge automobile air conditioner compressor |
| 05/20/2009 | CN101435419A Radial multi-cylinder synchronous revolving compressor |
| 05/19/2009 | US7533687 Capacity control valve |
| 05/13/2009 | CN201236780Y Auxiliary compressor unit for high-speed heavy-duty high-power AC electric locomotive |
| 05/13/2009 | CN101432503A Fluid bearing and method of operation |
| 05/07/2009 | WO2009027000A9 Reciprocating piston machine |
| 05/07/2009 | US20090116974 Compressor |
| 05/06/2009 | EP2055952A2 Variable displacement compressor |
| 05/06/2009 | EP2003407A9 Air conditioner |
| 04/30/2009 | WO2009022916A3 Axial piston machine connection rod assemblies |
| 04/30/2009 | US20090110569 Variable Capacity Swash Plate Type Compressor |
| 04/30/2009 | US20090110568 Axial Piston Compressor |
| 04/30/2009 | US20090110564 Hydrostatic bearing arrangement for pump swashplate having secondary angle |
| 04/29/2009 | EP2053244A2 Displacement control valve for variable displacement compressor |
| 04/29/2009 | EP2052156A1 Multi-stage compressor |
| 04/29/2009 | EP1831552B1 Dry-running swash plate compressor with a piston-rod mounting |
| 04/29/2009 | CN201228620Y Double cylinder reciprocating type piston compressor |
| 04/29/2009 | CN101421515A Variable displacement compressor |
| 04/29/2009 | CN101418788A Displacement control valve for compressor with variable displacement |
| 04/23/2009 | WO2009051436A1 Variable displacement swash plate type compressor |
| 04/23/2009 | WO2009051006A1 Variable capacity compressor |
| 04/23/2009 | WO2009050931A1 Multiple confronting symmetry cam drive plunger pump |
| 04/23/2009 | WO2009010118A8 Reciprocating piston engine |
| 04/23/2009 | WO2007101153A3 High pressure pump of variable displacement |
| 04/23/2009 | US20090104048 Axial Piston Compressor |
| 04/22/2009 | EP2050958A1 Control device for variable displacement compressor, and control method for the variable displacement compressor |
| 04/22/2009 | EP2049797A1 Device for coupling a piston to an annular disc |
| 04/22/2009 | EP2049796A1 Device for coupling a piston to an annular disc |
| 04/22/2009 | EP1815138B1 Hermetic compressor |
| 04/22/2009 | CN201225255Y Sloping tray type electric compressor |
| 04/22/2009 | CN101416003A Air conditioner |
| 04/22/2009 | CN101413495A Suction structure in double-headed piston type compressor |
| 04/21/2009 | US7520210 Oil separator for a fluid displacement apparatus |
| 04/16/2009 | WO2009046809A1 Reciprocating piston machine |
| 04/16/2009 | US20090097990 Swash plate type compressor |
| 04/15/2009 | EP2047101A1 Bent axis pump |
| 04/15/2009 | EP1775470B1 Capacity control valve for clutchless variable displacement swash plate-type compressor |
| 04/15/2009 | CN201221466Y Reciprocating apparatus of plunger pump |
| 04/15/2009 | CN101410620A Capacity control valve |
| 04/09/2009 | WO2009045462A1 Compressor having improved valve plate |
| 04/09/2009 | WO2009044781A1 Variable displacement compressor |
| 04/09/2009 | WO2009044260A1 Device for reciprocating machines and related reciprocating machine |
| 04/09/2009 | WO2009022917A3 An axial piston machine with rotation restraint mechanism |
| 04/08/2009 | EP2045467A2 Capacity-variable type swash plate compressor |
| 04/08/2009 | EP2045466A1 Compressor |
| 04/08/2009 | EP2045465A1 Compressor |
| 04/08/2009 | CN201218174Y Rotating gas cylinder compressor |
| 04/08/2009 | CN101403375A Capacity-variable type swash plate compressor |