| Patents for F04B 39 - Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups (22,436) |
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| 03/15/1988 | US4730988 Oil foam enhancing and turbulence reducing apparatus in a compressor |
| 03/15/1988 | US4730987 Variable delivery compressor |
| 03/15/1988 | US4730695 Muffler for hermetic compressor |
| 03/15/1988 | US4730550 Piston cup and cylinder assembly |
| 03/15/1988 | US4730458 Thermal electric vapor trap arrangement and method |
| 03/08/1988 | US4729728 Compressor with improved lubricating system |
| 03/08/1988 | US4729723 Casing for hermetically encapsulated small refrigerators |
| 03/08/1988 | US4729722 Noise suppressor for turbo-compressor |
| 03/08/1988 | US4729719 Variable displacement wobble plate type compressor with a wobble angle control unit |
| 03/08/1988 | US4729402 Compressor valve noise attenuation |
| 03/08/1988 | US4729228 Suction line flow stream separator for parallel compressor arrangements |
| 03/02/1988 | EP0258119A1 Piston for a reciprocating fluid compression machine, and machine comprising such a piston |
| 03/02/1988 | CN87105668A Riciprocating piston machine using compression gaseous fluide and machine for equipping this piston |
| 03/02/1988 | CN87105340A Method for manufacturing piston rings |
| 03/02/1988 | CN86107864A Crank channel type respiration structure |
| 02/25/1988 | WO1988001353A1 Axial bearing device |
| 02/23/1988 | US4726739 Multiple cylinder rotary compressor |
| 02/17/1988 | EP0255993A2 Sealing device for keeping two fluids separate in contiguous zones of mechanisms which are moving in relation to each other |
| 02/17/1988 | CN87201988U Unlubricated air compressor |
| 02/17/1988 | CN87105288A Rotary type compressor using exhaust regulating valve |
| 02/16/1988 | US4724928 Single stage oil pump lubrication system |
| 02/16/1988 | US4724746 For an internal combustion engine |
| 02/11/1988 | WO1988001036A1 Vibration isolation for a linear reciprocating machine |
| 02/11/1988 | WO1988001013A1 Piston and drive arm arrangement for internal combustion engines or compressors |
| 02/09/1988 | US4723896 Compressor discharge valve assembly |
| 02/09/1988 | US4723572 Compressor valve |
| 02/03/1988 | EP0255147A2 Perfected portable motor-driven compressor set |
| 02/02/1988 | US4722671 Cylinder block for a refrigeration compressor |
| 01/26/1988 | US4721443 Discharge valve retainer for a compressor |
| 01/26/1988 | CA1231925A1 Oil distribution system for a compressor |
| 01/26/1988 | CA1231844A1 Device for oil cooling in a compression unit and, particularly, a screw compression unit |
| 01/20/1988 | EP0253049A2 Scroll compressor |
| 01/13/1988 | CN87104643A Lubricating system of compressor |
| 01/12/1988 | US4718830 Bearing construction for refrigeration compresssor |
| 01/12/1988 | US4718829 Noise reduction using suction gas to foam oil |
| 01/12/1988 | US4718455 Plate-type fluid control valve |
| 01/07/1988 | DE3719436A1 Hermetic refrigerant compressor |
| 01/05/1988 | US4717316 Rotary compressor |
| 01/05/1988 | US4717313 Swash plate type compressor with internal sealing |
| 12/29/1987 | US4715790 Compressor having pulsating reducing mechanism |
| 12/29/1987 | US4715787 Coaxial, two-cylindered air compressor |
| 12/23/1987 | DE3620914A1 Reciprocating compressor with starting relief and load regulation, especially for refrigerating machines |
| 12/22/1987 | US4714416 Quiet running compressor |
| 12/16/1987 | CN87103613A Hermetically sealed rotary compressor |
| 12/09/1987 | EP0248004A1 Bellows seal. |
| 12/05/1987 | CN86209096U Automatic ball-shaped gas valve of a piston compressor |
| 11/25/1987 | CN87203181U Packing box with vertical hole and ring groove water channal |
| 11/24/1987 | US4708606 Valve, particularly for air compressor |
| 11/24/1987 | US4708168 Valved body for hermetic motor-compressors for refrigerant fluids |
| 11/19/1987 | EP0245958A2 Gas compressor |
| 11/12/1987 | DE3714668A1 Capsule for hermetic refrigerant compressors |
| 11/10/1987 | US4705068 Ported-plate, fluid control valve |
| 11/04/1987 | CN87103137A Compressor lubrication and noise reduction system |
| 11/03/1987 | US4704073 Swash-plate type rotary compressor with lubrication of swash plate and peripheral parts thereof |
| 11/03/1987 | US4703772 Disk valve for a reciprocating compressor |
| 10/29/1987 | DE3713893A1 Hermetic casing for refrigerant compressor |
| 10/28/1987 | EP0242429A2 Filtration device for oils |
| 10/27/1987 | US4702683 Motor driven scroll-type machine with an eccentric bushing structure for enhancing lubrication |
| 10/27/1987 | US4702682 Motor driven scroll-type machine with compact oil lubricating structure |
| 10/27/1987 | US4702681 Motor driven scroll-type machine with cooling and lubricating structure |
| 10/27/1987 | US4702089 Device for returning oil to at least one compressor in a cooling or refrigerating system |
| 10/21/1987 | EP0242349A2 Method for adapting a compressor valve to different operating conditions, and compressor valve therefor |
| 10/21/1987 | EP0242044A2 Gas compressors |
| 10/21/1987 | CN87202036U Air filter for air compressor of automobile |
| 10/20/1987 | US4701114 Compressor suction gas heat shield |
| 10/20/1987 | US4701109 Compressor with rotation detecting device |
| 10/20/1987 | US4700740 Discharge valve |
| 10/13/1987 | US4699572 Reciprocatory piston and cylinder machine |
| 10/13/1987 | US4698983 For the removal/replacement of oil from a crank case |
| 10/07/1987 | EP0239692A2 Improvements in and relating to a cluster assembly |
| 10/06/1987 | US4697993 Fluid medium compressor and user apparatus |
| 10/06/1987 | US4697992 Piston ring for a piston in a refrigerant compressor |
| 10/06/1987 | CA1227775A1 Pressure valve for a compressor |
| 10/03/1987 | CN86201436U Exhaust device for refrigeration compressor |
| 09/29/1987 | US4696866 Aluminum, silicon alloy type; wear, heat resistance; engines |
| 09/29/1987 | US4696626 Railroad car air compressor unit |
| 09/29/1987 | CA1227466A1 Silencer of the resonance absorption type in motorcompressor for refrigerators |
| 09/22/1987 | US4694734 Sealing construction for slide type vacuum pump with finger portions of spring element pressing cylindrical portion of seal element against cylinder bore |
| 09/15/1987 | US4693736 Oil cooled hermetic compressor used for helium service |
| 09/15/1987 | US4693674 Cylinder head for refrigerant compressor |
| 09/08/1987 | US4691591 Rod seal device for stirling engines |
| 09/08/1987 | US4691526 Air conditioning unit for vehicle |
| 09/02/1987 | EP0234801A2 Fluid control valve |
| 09/02/1987 | EP0112382B1 Sealed, self-contained, liquid-cooled, gas compressor unit |
| 09/01/1987 | US4690619 Compressor having pulsating reducing mechanism |
| 08/20/1987 | DE3604830A1 Method of fastening a tube to the wall and an electrode for carrying out this method |
| 08/19/1987 | EP0107728B1 Compressor unit with an oil slinger device |
| 08/18/1987 | CA1225603A1 Mechanism for cleaning and drying compressed gasses |
| 08/12/1987 | EP0231955A2 Discharging valve device for a compressor |
| 08/12/1987 | EP0231582A2 Unidirectional fluid control valve |
| 08/12/1987 | EP0108795B1 Oil distribution system for a compressor |
| 08/11/1987 | US4685941 For pneumatic equipment |
| 08/11/1987 | US4685489 Valve assembly and compressor modulation apparatus |
| 08/04/1987 | US4683810 Two-stage composite piston |
| 07/28/1987 | US4682937 Double-acting diaphragm pump and reversing mechanism therefor |
| 07/23/1987 | DE3700340A1 Inlet arrangement |
| 07/22/1987 | CN85201465U Exhaust valve for model 2f6.5 compressor |
| 07/21/1987 | US4680939 Process for producing heat and/or cold by means of a compression engine operating with a mixed working fluid |
| 07/21/1987 | US4680938 Air drying system for pneumatic circuits |
| 07/21/1987 | CA1224450A1 Strainer device for rotary compressor |