| 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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| 06/10/1999 | WO1999011929A3 Piston compressor for refrigerant, with thermal insulation |
| 06/09/1999 | CN2323168Y Positive displacement water pump |
| 06/09/1999 | CN1218875A Changeable capacity rotary inclined disc type refrigerating compressor |
| 06/02/1999 | EP0919725A1 Compressor |
| 06/02/1999 | EP0919723A2 Torsional vibration attenuating structure in compressor |
| 06/02/1999 | EP0919721A2 Thermal overload control of a variable displacement compressor |
| 06/02/1999 | EP0919720A2 Control valve for variable capacity compressors |
| 06/02/1999 | EP0919719A2 Swash plate shoe |
| 06/02/1999 | EP0919718A2 Refrigerant compressor with cooling fan |
| 05/27/1999 | WO1999025977A1 Variable displacement swash plate type clutchless compressor |
| 05/26/1999 | CN1217432A Sealing structure of compressor |
| 05/20/1999 | WO1999024715A1 Piston engine with a pivoting disk transmission |
| 05/19/1999 | EP0916845A2 Seal for a compressor casing |
| 05/12/1999 | DE19749729A1 Piston vacuum pump |
| 05/12/1999 | CN2318426Y 轴向柱塞泵 Axial Piston Pump |
| 05/06/1999 | DE19850155A1 Hemispherical slide piece for swing disc compressor |
| 05/06/1999 | DE19841388A1 Preparation of ultra-pure air |
| 05/04/1999 | US5899811 Device for transmitting rotational power |
| 05/04/1999 | US5899670 Integrated muffler structure for compressors |
| 05/04/1999 | US5899135 Piston type fluid displacement apparatus |
| 04/28/1999 | EP0911523A2 Bearing between swash plate and shaft |
| 04/28/1999 | EP0911522A2 Swash plate type compressor |
| 04/28/1999 | EP0911521A2 Arrangement of lubrication fluid grooves in a rotating drive plate for a swash plate compressor |
| 04/28/1999 | EP0911520A2 Swash plate |
| 04/28/1999 | EP0911519A2 Housing for the valve plate assembly of a swash plate compressor |
| 04/28/1999 | EP0911518A2 Sealing for the housing of a swash plate compressor |
| 04/28/1999 | EP0911517A2 Swash plate type compressor |
| 04/28/1999 | CN1215141A Swashplate for swashplate compressor |
| 04/27/1999 | US5897298 Variable displacement swash plate type compressor with supporting plate for the piston rods |
| 04/27/1999 | US5896803 Shoe for swash plate compressor |
| 04/22/1999 | WO1999019626A1 Swash plate compressor |
| 04/22/1999 | WO1999019625A1 Swash plate compressor |
| 04/22/1999 | CA2274479A1 Swash plate compressor |
| 04/21/1999 | EP0909365A1 Tidal current energy converter |
| 04/21/1999 | EP0783631B1 A motor-driven compressor with reduced lateral dimensions |
| 04/20/1999 | US5894782 Compressor |
| 04/14/1999 | EP0908624A2 Displacement control valve for use in a variable displacement compressor |
| 04/14/1999 | EP0908623A2 Reciprocating pistons of piston-type compressor |
| 04/13/1999 | US5893706 Cooling structure for compressor |
| 04/08/1999 | DE19841765A1 Air-conditioning plant for car |
| 04/08/1999 | DE19815441A1 Pressure production plant with at least one compressor |
| 04/07/1999 | EP0907021A2 Displacement control valve for use in a variable displacement compressor |
| 04/07/1999 | EP0907020A1 Variable displacement swash plate compressor having an improved swash plate supporting means |
| 04/07/1999 | CN2313071Y Energy-saving refrigerating compressor |
| 04/06/1999 | US5890878 Valve structure in compressor |
| 04/06/1999 | US5890876 Control valve in variable displacement compressor |
| 04/06/1999 | CA2128368C Bearing structure used in a compressor |
| 03/31/1999 | EP0905376A2 Variable displacement compressor improved in a lubrication mechanism thereof |
| 03/25/1999 | WO1999014494A1 Valve structure and compressor |
| 03/25/1999 | WO1999014493A1 Valve structure and reciprocating compressor |
| 03/24/1999 | EP0903495A2 Variable capacity swash-plate-type refrigerant compressor |
| 03/23/1999 | US5884497 Automotive air conditioner |
| 03/18/1999 | DE19840768A1 Automobile air conditioning unit compressor cam disc coupling |
| 03/17/1999 | CN1042564C Electrically driven hermetic compressor |
| 03/16/1999 | US5882180 Oil mist filter in a variable displacement compressor |
| 03/16/1999 | US5882179 Compressor with bearing between the drive shaft and the swash-plate boss |
| 03/11/1999 | WO1999011934A1 Compressor with an overload clutch |
| 03/11/1999 | WO1999011930A1 Swash plate compressor |
| 03/11/1999 | WO1999011929A2 Piston compressor for refrigerant, with thermal insulation |
| 03/11/1999 | DE19726165A1 Viscous coupling as drive for refrigerating compressor |
| 03/10/1999 | EP0900937A2 Apparatus and method for operating of fluid displacement apparatus with variable displacement mechanism |
| 03/10/1999 | EP0900936A2 Variable displacement compressor in which a liquid refrigerant can be prevented from flowing into a crank chamber |
| 03/10/1999 | EP0804684B1 Compressor |
| 03/09/1999 | US5879145 Integrated cylinder liner and valve plate for a compressor |
| 03/09/1999 | US5878488 Washerless bolt head seal for compressor housing |
| 03/02/1999 | US5876186 High pressure pump for a fuel injection device |
| 03/02/1999 | US5875702 Swash plate of swash plate compressor and combination of swash plate with shoes |
| 03/02/1999 | CA2125340C Compressor |
| 02/24/1999 | CN1209192A Structure for recovering leakage oil in compressor |
| 02/23/1999 | US5873706 Valved suction mechanism for refrigerant compressor |
| 02/23/1999 | US5873704 Variable capacity refrigerant compressor |
| 02/18/1999 | WO1999007998A1 Shoe and method for manufacturing the same |
| 02/17/1999 | EP0896854A1 Method of producing piston for swash plate compressor |
| 02/17/1999 | CN2307926Y 制冷压缩机 Refrigeration Compressors |
| 02/17/1999 | CN1042167C Swash-plate-type compressor |
| 02/16/1999 | US5871337 For compressing refrigerant gas |
| 02/11/1999 | WO1999006700A1 Control valve of variable capacity compressor |
| 02/10/1999 | EP0896155A2 Variable displacement compressor in which a displacement control is improved at an initial stage of the start-up thereof |
| 02/10/1999 | EP0896154A2 Variable displacement compressor in which a communication passage between a crank chamber and a suction chamber is improved in relation to a mounting posture of the compressor |
| 02/10/1999 | EP0896153A2 Variable displacement compressor |
| 02/09/1999 | US5868556 Swash-plate type compressor |
| 02/04/1999 | DE19833604A1 Compact compressor for air conditioning in vehicle |
| 02/04/1999 | DE19830312A1 Hybrid drive for compressor |
| 02/04/1999 | DE19830228A1 Bearing for swashplate compressor |
| 02/03/1999 | EP0894651A2 Refrigeration cycle apparatus |
| 02/03/1999 | CN1206794A Joint structure of compressor shell and method for making compressor |
| 02/03/1999 | CN1206783A Double moving piston type compressor |
| 02/03/1999 | CN1206782A Reciprocative moving type compressor |
| 02/02/1999 | US5865604 Displacement controlling structure for clutchless variable displacement compressor |
| 01/28/1999 | WO1999004140A1 Volumetric-displacement device having molded pistons and cylinders |
| 01/26/1999 | US5864745 Swash plate of a swash-plate type compressor |
| 01/21/1999 | DE19831792A1 Automobile air-conditioning system |
| 01/14/1999 | DE19821438A1 Electromagnetic control valve for variable capacity compressor |
| 01/13/1999 | EP0890743A2 Swash plate of swash-plate compressor |
| 01/13/1999 | EP0890742A2 Shoe for swash plate compressor |
| 01/13/1999 | CN1205064A Shaft sealing structure for compressor |
| 01/12/1999 | US5857839 Compressor having noise and vibration reducing reed valve |
| 01/12/1999 | US5857402 Variable displacement compressor method and apparatus |
| 01/07/1999 | DE19828673A1 Swash plate compressor |
| 01/07/1999 | DE19827471A1 Vehicle cooling compressor swashplate shoe production |