| 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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| 10/08/1997 | CN1161729A Pressure valve for compressor |
| 10/08/1997 | CN1036087C Compressor with internal filter |
| 10/07/1997 | US5674054 Reciprocating type compressor |
| 10/07/1997 | US5674053 High pressure compressor with controlled cooling during the compression phase |
| 10/07/1997 | US5673570 Oil equalizing operation control device for air conditioner |
| 10/01/1997 | CN1160820A Reciprocating piston variable displacement type compressor improved to distribute lubricating oil sufficiently |
| 10/01/1997 | CN1036021C Closed type electromotive compressor |
| 09/30/1997 | US5672053 Compressor reed valve with valve plate channel |
| 09/30/1997 | US5671655 Two-piece connecting rod for a reciprocating hermetic compressor |
| 09/24/1997 | EP0796996A1 Compressor device |
| 09/24/1997 | EP0796995A2 Compressor |
| 09/24/1997 | CN1160436A Motor-driven compressor with reduced laternal dimensions |
| 09/23/1997 | US5669762 Sound and pulsation reducing outlet chamber for an air compressor |
| 09/23/1997 | US5669532 Pressure pump for dispensing liquid |
| 09/23/1997 | US5669411 Compressor valve |
| 09/18/1997 | WO1997034088A1 An axial bearing for hermetic compressors |
| 09/17/1997 | CN1159666A Pluger for electric connector |
| 09/10/1997 | EP0794332A1 Method for preventing moisture entering and foam forming in a compressor, and the compressor obtained in this manner |
| 09/10/1997 | EP0794331A2 A reciprocating piston variable displacement type compressor improved to distribute lubricating oil sufficiently |
| 09/10/1997 | EP0601196B1 Filter system for compressed air |
| 09/10/1997 | CN2262113Y Multipurpose air-outlet quick connector for air compressor |
| 09/09/1997 | US5664959 Electrical connector plug |
| 09/03/1997 | CN1158510A hermetic compressor |
| 09/03/1997 | CN1158389A Discharge valve apparatus for hermetic compressor |
| 09/03/1997 | CN1158388A Suction noise muffler mounting apparatus for hermetic compressor |
| 09/03/1997 | CN1158386A Oil supply and discharge apparatus for compressor |
| 08/28/1997 | WO1997031188A1 Inverter-controlled sealed compressor |
| 08/27/1997 | EP0706613B1 Compressor |
| 08/20/1997 | CN1157374A Hermetic reciprocating compressor |
| 08/19/1997 | US5658678 Corrosion resistant cermet wear parts |
| 08/19/1997 | US5658134 Compressor with suction valve in piston |
| 08/13/1997 | EP0789145A1 Piston for a compressor and piston-type compressor |
| 08/13/1997 | EP0789060A1 Gasket for compressor of refrigerator or the like |
| 08/13/1997 | CN1157028A Oil supply apparatus for friction portion of linear compressor |
| 08/13/1997 | CN1157027A Cooling supply apparatus for linear compressor |
| 08/12/1997 | US5655898 Fluid displacement apparatus |
| 08/12/1997 | US5655887 Valved Piston arrangement for an electric motor driven air compressor |
| 08/07/1997 | WO1997028369A1 Connecting rod/piston assembly for an engine or compressor cylinder |
| 08/07/1997 | DE19703216A1 Compressor with cam-plate located in swash chamber |
| 08/06/1997 | EP0787910A1 A connecting rod for small reciprocating maschines such as refrigerator compressors, and reciprocating machines incorporating such connecting rods |
| 08/05/1997 | US5653204 For use in a reciprocating engine |
| 08/05/1997 | US5653125 Compressor with isolated motor windings |
| 08/05/1997 | US5653119 Refrigerating system incorporating therein a variable capacity refrigerant compressor |
| 07/31/1997 | WO1997027402A2 Electrically-operated sealed compressor |
| 07/29/1997 | US5651301 Hydrostatic piston machines |
| 07/29/1997 | US5651267 Starting arrangement for small refrigeration systems |
| 07/24/1997 | DE19613911C1 Suction valve for reciprocating compressor |
| 07/23/1997 | EP0785373A1 Diaphragm pump with at least one reciprocating piston |
| 07/23/1997 | EP0784753A1 Axial flow valve system for linear compressor |
| 07/22/1997 | US5649812 For a pump and an electric motor assembly |
| 07/17/1997 | DE19600641A1 Venting pump for fire extinguishing centrifugal pump |
| 07/16/1997 | EP0784173A2 Safety relief valve assembly for a fluid displacement apparatus |
| 07/16/1997 | EP0783631A1 A motor-driven compressor with reduced lateral dimensions |
| 07/16/1997 | CN1154444A Electrical component protection device |
| 07/15/1997 | US5647731 Air compressor |
| 07/15/1997 | US5647395 Valved discharge mechanism of a fluid displacement apparatus |
| 07/15/1997 | US5647267 Slider of hermetic compressor |
| 07/10/1997 | WO1997024415A1 Refrigerating machine oil and refrigerator using same |
| 07/09/1997 | EP0783077A1 Diaphragm vacuum pump and cylinder head for a diaphragm vacuum pump |
| 07/09/1997 | EP0782670A1 Pressure valve for compressor |
| 07/08/1997 | US5645405 Reciprocating type compressor with muffling chambers |
| 07/08/1997 | US5644970 Bearing arrangement in swash plate type compressor with double headed pistons |
| 07/08/1997 | US5644969 Wobble piston and cylinder arrangement |
| 07/03/1997 | WO1997023730A1 Manual vacuum producing system having vacuum pressure indicator |
| 07/02/1997 | EP0781909A2 Gas turbine with water injection |
| 07/02/1997 | CN1153258A Closed compressor |
| 07/01/1997 | US5642629 Cooled air cycle system and method for operating such a system |
| 06/25/1997 | EP0779816A1 Use of insulin-like growth factors (i) and (ii) for inhibition of inflammatory response |
| 06/24/1997 | US5641949 Method and apparatus for coupling a cylinder head--suction muffler assembly in a compressor |
| 06/24/1997 | US5641038 Bearing for use in compressor for air conditioner |
| 06/19/1997 | DE19651724A1 Injection moulding of piston for car brake hydraulic master cylinder in glass reinforced plastic |
| 06/19/1997 | DE19651624A1 Piston support for linear compressor |
| 06/19/1997 | DE19600377A1 Compressed gas system |
| 06/18/1997 | EP0779683A1 Sealed electrical connector plug |
| 06/18/1997 | EP0630515A4 Electromagnetically actuated compressor valve. |
| 06/18/1997 | CN1152079A Vibrating compressor |
| 06/18/1997 | CN1152077A Linear compressor having minimal vibrations |
| 06/18/1997 | CN1151919A Pump housing and manufacturing method therefor |
| 06/17/1997 | US5638735 Variable displacement compressor |
| 06/11/1997 | EP0778233A1 Sheet separating apparatus |
| 06/11/1997 | EP0778096A2 Pump housing and a manufacturing method therefor |
| 06/11/1997 | EP0777827A1 Coolant supply apparatus for linear compressor |
| 06/11/1997 | EP0777826A1 Oil supply apparatus for friction portion of linear compressor |
| 06/11/1997 | CN1151484A Suction noise muffler for hermetic compressor |
| 06/11/1997 | CN1151482A 往复压缩机 Reciprocating Compressors |
| 06/11/1997 | CN1151481A Wobble plate pump |
| 06/11/1997 | CN1151479A Reciprocating compressor |
| 06/10/1997 | US5636974 Reciprocating piston type compressor with an oil separator for removing lubricating oil from discharged high pressure refrigerant gas |
| 06/10/1997 | CA2080066C Slant plate type compressor with variable capacity control mechanism |
| 06/05/1997 | WO1997020177A1 Condensed liquid pump for compressor body cooling |
| 06/04/1997 | EP0777050A2 A lubricating mechanism for a piston compressor |
| 06/04/1997 | CN2255511Y Piston of inflator |
| 06/04/1997 | CN1150996A Compressor oil level control device |
| 06/03/1997 | US5635687 Muffler for motor compressors for refrigeration appliances |
| 06/03/1997 | US5634492 Compressor valve lifter |
| 06/03/1997 | US5634345 Oil monitoring system |
| 06/03/1997 | CA2097772C Internal baffle system for a multi-cylinder compressor |
| 05/28/1997 | CN1150621A Lubricant oil separating mechanism for compressor |
| 05/27/1997 | US5632609 Valved discharge mechanism of a refrigerant compressor |
| 05/22/1997 | DE19647861A1 Compressor with housing and drive shaft |