| 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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| 12/28/1988 | CA1247571A Sealed, self-contained, liquid-cooled, gas compressor |
| 12/13/1988 | US4790727 Swashplate compressor for air conditioning systems |
| 12/06/1988 | US4789311 Swash plate type compressor |
| 11/23/1988 | EP0292288A1 Variable displacement compressor with biased inclined member |
| 11/15/1988 | US4784045 Wobble plate type compressor with drive shaft extending into cylinder block |
| 11/09/1988 | CN88102679A Power transmission |
| 11/08/1988 | US4782739 Wobble plate type compressor with rotation-preventing mechanism |
| 11/08/1988 | US4782712 Variable displacement compressor |
| 11/02/1988 | EP0288854A2 Rotary hydraulic machine |
| 11/01/1988 | US4781539 Shoe and swash plate lubricator for a swash plate type compressor |
| 11/01/1988 | US4781538 Compressor with rotation detection device |
| 10/26/1988 | EP0287940A1 Variable capacity compressor |
| 10/25/1988 | US4780060 For use in a refrigerant circuit |
| 10/25/1988 | US4780059 Slant plate type compressor with variable capacity mechanism with improved cooling characteristics |
| 10/18/1988 | US4778348 Slant plate type compressor with variable displacement mechanism |
| 10/11/1988 | US4776259 Rotation preventing mechanism of wobble plate type compressor |
| 09/28/1988 | EP0283963A2 Wobble plate type compressor with variable displacement mechanism |
| 09/27/1988 | CA1242423A1 Variable displacement compressor |
| 09/14/1988 | EP0282190A1 Wobble plate compressor |
| 09/14/1988 | EP0281824A1 Wobble plate type compressor with variable displacement mechanism |
| 09/14/1988 | EP0281819A1 Wobble plate type compressor with variable displacement mechanism |
| 09/08/1988 | DE3802114A1 Tandem piston compressor |
| 09/06/1988 | US4768928 Axial piston swash plate compressor muffler arrangement |
| 08/31/1988 | EP0280479A2 Wobble plate compressor |
| 08/30/1988 | US4767283 Swash plate type compressor |
| 08/16/1988 | US4763563 Swash plate utilized for swash plate type compressor |
| 08/09/1988 | US4762468 Shoe-and-socket joint in a swash plate type compressor |
| 08/02/1988 | US4761119 Compressor having pulsating reducing mechanism |
| 07/19/1988 | US4757743 Rotary hydraulic machine |
| 07/12/1988 | US4756674 Reciprocating gas compressor having a split housing and crosshead guide means |
| 07/12/1988 | US4756239 Anti-rolling structure for double headed piston of disc cam type reciprocative compressor |
| 07/12/1988 | US4756236 Gas compressor |
| 06/22/1988 | EP0272229A1 Motor piston compressor unit |
| 06/21/1988 | US4752191 Shoe-and-socket joint between swash plate and piston of swash plate type compressor |
| 06/21/1988 | US4752189 Valve arrangement for a variable displacement compressor |
| 06/08/1988 | EP0269882A2 Stationary piston compressor for compressing natural gas |
| 06/07/1988 | US4749340 Piston type compressor with improved suction reed valve stopper |
| 05/31/1988 | US4747754 Variable displacement wobble plate type compressor with solenoid-operated wobble angle control unit |
| 05/31/1988 | US4747753 For use in a refrigeration circuit |
| 05/31/1988 | US4747203 Production method for ball support structures |
| 05/24/1988 | US4746275 Multi-piston swash plate type compressor with internal lubricating arrangement |
| 05/24/1988 | US4745814 Variable displacement wobble plate compressor slide and guide joint |
| 05/11/1988 | CN87211511U 致冷压缩机 Refrigeration compressor |
| 04/27/1988 | CN86106601A Cylinder piston type rotary mechanism with a centre-fixed ball shaft |
| 04/19/1988 | CA1235402A1 Refrigerant compressor with a capacity adjusting mechanism |
| 04/12/1988 | US4737079 Variable capacity wobble plate compressor |
| 04/12/1988 | US4736591 Cryopumps |
| 04/06/1988 | CN87106684A Wobble plate type compressor with improved rotation preventing mechanism |
| 03/29/1988 | US4734014 Shoe-and socket joint between swash plate and pistons of swash plate type compressor |
| 03/23/1988 | EP0260667A1 Slant plate type compressor with variable displacement mechanism |
| 03/22/1988 | US4732545 Apparatus for lubricating wobble plate bearings of a wobble plate type compressor |
| 03/22/1988 | US4732544 Variable capacity wobble plate compressor |
| 03/22/1988 | US4732047 Structure of a shoe for a swash plate type compressor |
| 03/16/1988 | EP0259760A2 Variable displacement swash-plate type compressor |
| 03/15/1988 | US4730987 Variable delivery compressor |
| 03/15/1988 | US4730986 Variable displacement wobble plate type compressor with wobble angle control valve |
| 03/09/1988 | EP0258680A1 Wobble plate type compressor with variable displacement mechanism |
| 03/08/1988 | US4729719 Variable displacement wobble plate type compressor with a wobble angle control unit |
| 03/08/1988 | US4729718 Wobble plate type compressor |
| 03/08/1988 | US4729291 Gas compressor |
| 03/02/1988 | EP0257784A1 Slant plate type compressor with variable displacement mechanism |
| 02/24/1988 | EP0256793A1 Slant plate type compressor with variable displacement mechanism |
| 02/24/1988 | EP0256334A1 Wobble plate type compressor with variable capacity mechanism |
| 02/10/1988 | EP0255764A1 Slant plant type compressor with variable displacement mechanism |
| 02/09/1988 | US4723894 Low-pressure air pump |
| 02/09/1988 | US4723891 Variable displacement wobble plate type compressor with improved crankcase pressure control system |
| 02/02/1988 | US4722671 Cylinder block for a refrigeration compressor |
| 01/27/1988 | CN87104945A Wobble plate type compressor with improved rotation-preventing machanism |
| 01/05/1988 | US4717313 Swash plate type compressor with internal sealing |
| 12/29/1987 | US4715790 Compressor having pulsating reducing mechanism |
| 12/15/1987 | US4712982 Variable displacement wobble plate type compressor with guide means for wobble plate |
| 12/01/1987 | US4709555 Variable delivery refrigerant compressor of double-acting swash plate type |
| 11/19/1987 | DE3615885A1 Rotary piston compressor |
| 11/03/1987 | US4704073 Swash-plate type rotary compressor with lubrication of swash plate and peripheral parts thereof |
| 10/27/1987 | US4702677 Variable displacement wobble plate type compressor with improved wobble angle return system |
| 10/20/1987 | US4701110 Swash-plate type rotary compressor with drive shaft, lubrication |
| 10/20/1987 | US4701109 Compressor with rotation detecting device |
| 10/08/1987 | DE3710071A1 Lubricating arrangement |
| 10/06/1987 | US4697992 Piston ring for a piston in a refrigerant compressor |
| 09/29/1987 | US4696866 Aluminum, silicon alloy type; wear, heat resistance; engines |
| 09/16/1987 | EP0236680A2 Gas compressor |
| 09/15/1987 | US4693674 Cylinder head for refrigerant compressor |
| 09/08/1987 | US4691526 Air conditioning unit for vehicle |
| 09/02/1987 | EP0112382B1 Sealed, self-contained, liquid-cooled, gas compressor unit |
| 09/01/1987 | US4690619 Compressor having pulsating reducing mechanism |
| 08/26/1987 | EP0233771A2 Rotary pressure intensifier |
| 08/25/1987 | US4688997 Variable displacement compressor with variable angle wobble plate and wobble angle control unit |
| 08/18/1987 | US4687419 Variable angle wobble plate type compressor which maintains the crankcase pressure at a predetermined value |
| 08/11/1987 | US4685866 Variable displacement wobble plate type compressor with wobble angle control unit |
| 08/10/1987 | EP0185056A4 Rotary hydraulic engine |
| 08/05/1987 | CN86204230U Variable displacement compressor |
| 08/04/1987 | US4683804 Swash plate type compressor shoe |
| 08/04/1987 | US4683803 Swash plate compressor having integral shoe and ball |
| 08/04/1987 | US4683765 Variable displacement wobble plate compressor guide rod mounting arrangement |
| 07/29/1987 | EP0230131A2 Swash plate compressor |
| 07/22/1987 | CN85201465U Exhaust valve for model 2f6.5 compressor |
| 07/14/1987 | US4679994 Piston vacuum pump |
| 06/30/1987 | US4676143 Piston seal device for reciprocating compressor |
| 06/23/1987 | US4674957 Control mechanism for variable displacement swash plate type compressor |
| 06/16/1987 | CA1222990A1 Direct suction radial compressor |