| 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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| 05/19/2004 | CN1497176A Closed electric compressor |
| 05/19/2004 | CN1497175A Cylinder head structure for piston compressor |
| 05/19/2004 | CN1497174A Cylinder head structure for piston compressor |
| 05/19/2004 | CA2412097A1 Vibration and displacement-proof air compressor |
| 05/19/2004 | CA2412095A1 Air compressor with shock-absorption rubber strips at a bottom thereof |
| 05/18/2004 | US6737773 Wiring structure of motor in hybrid compressor |
| 05/18/2004 | US6736609 Support apparatus for movable member and pump apparatus |
| 05/13/2004 | WO2004040594A1 Winding coil assembly of reciprocating motor and manufacturing method thereof |
| 05/13/2004 | WO2004040140A1 Compressor |
| 05/13/2004 | WO2004040136A1 Sealed type motorized compressor and refrigerating device |
| 05/13/2004 | US20040091378 Mechanical bladder pump |
| 05/13/2004 | US20040091370 Compressor |
| 05/13/2004 | US20040091365 Method of stepless capacity control of a reciprocating piston compressor and piston compressor with such control |
| 05/13/2004 | US20040089147 Dry-running piston compressor (crankshaft drive lubrication) |
| 05/13/2004 | DE10302481A1 Motor driving apparatus for use in reciprocating compressor, has capacitor to apply power voltage supplied from power supply unit to motor when positive temperature coefficient device cuts off power voltage |
| 05/13/2004 | DE10249215A1 Linearverdichtereinheit Linear compressor unit |
| 05/13/2004 | DE10248703A1 Axialkolbenverdichter für Fahrzeugklimaanlagen Axial piston compressor for vehicle air conditioning systems |
| 05/12/2004 | EP1418351A1 Support structure carrying thrust load of compressor with two row thrust roller bearing |
| 05/12/2004 | EP1224394B1 Compressor housing |
| 05/12/2004 | EP0984162B1 Enclosed compressor and cooling system |
| 05/12/2004 | CN2615372Y Inflating needle |
| 05/12/2004 | CN2615371Y Air filling pump air filling pipeline apparatus |
| 05/12/2004 | CN2615370Y Automatic feeding lubricant oil protector for air compressor |
| 05/12/2004 | CN1496448A Water-injected screw-type compressor |
| 05/12/2004 | CN1496446A 水平式涡旋压缩机 Horizontal scroll compressor |
| 05/12/2004 | CN1496445A Pistion lubrication system for reciprocating compressor with linear motor |
| 05/12/2004 | CN1495989A Stator windng method of induction motor for compressor |
| 05/12/2004 | CN1495396A Air conditioner, outdoor unit and refrigerating unit |
| 05/12/2004 | CN1495364A Sealed compressor and method for connecting pipe connector to sealed shell |
| 05/12/2004 | CN1495362A 流体泵 Fluid pump |
| 05/12/2004 | CN1495360A 便携式空气压缩机 Portable Air Compressor |
| 05/12/2004 | CN1495359A Sealed compressor driven by electric motor |
| 05/12/2004 | CN1495358A Rotary sloping tray type positive displacement compuessor |
| 05/12/2004 | CN1495349A 压缩机 Compressor |
| 05/12/2004 | CN1149335C Valve-fixing structure of reciprocating compressor |
| 05/11/2004 | US6733258 Gas compressor apparatus having a discharge pulsation reducing cooler |
| 05/11/2004 | US6733257 Dual cylinder apparatus for reciprocal hermetic compressor |
| 05/11/2004 | US6733251 Compressor with built-in motor and mobile structure using the same |
| 05/11/2004 | US6733248 Fluid pumping apparatus |
| 05/11/2004 | US6733245 Piston support structure of reciprocating compressor |
| 05/06/2004 | WO2004038226A1 Compressor |
| 05/06/2004 | WO2004038225A1 Compressor |
| 05/06/2004 | WO2004038221A1 Linear compressor unit |
| 05/06/2004 | US20040088071 Aligner evaluation system, aligner evaluation method, a computer program product, and a method for manufacturing a semiconductor device |
| 05/06/2004 | US20040086411 Compressor-use helical blade and production method therefor, and compressor using this blade |
| 05/06/2004 | US20040086406 Cylinder assembly for hermetic compressor |
| 05/06/2004 | US20040084984 Synchronous induction motor and manufacturing method and drive unit for the same, and hermetic electric compressor |
| 05/06/2004 | US20040083743 Compressor and refrigerant system device using the same |
| 05/06/2004 | EP1416159A2 Oil leak system for mechanical shaft seals |
| 05/06/2004 | EP1414688A1 Oil-less/oil free air brake compressors |
| 05/06/2004 | DE10347693A1 Verringerung von NVH (Rauschen, Schwingungen, Härte) und Gaspulsation in einem Klimaanlagenverdichter Reduction of NVH (noise, vibration, harshness) and gas pulsation in an air conditioning compressor |
| 05/05/2004 | CN1494636A Closed compressor and freezing and air conditioning devices |
| 05/05/2004 | CN1493787A Piston type compressor and method of stepless regulating its transfer quantity |
| 05/05/2004 | CN1493786A Closed compressor and refrigerator using the same |
| 05/05/2004 | CN1493408A Quantitative supplying pump, method of manufacturing said pump and installation for accomplishing said method |
| 05/04/2004 | US6729225 Connecting-rod apparatus of hermetic compressor |
| 04/29/2004 | US20040081568 Axial piston pump |
| 04/29/2004 | US20040081381 Method and assemblies utilizing a drawn race in a compression bearing assembly |
| 04/29/2004 | US20040080287 Driving apparatus of motor |
| 04/29/2004 | DE10248183A1 Geräuschdämpfungseinrichtung für Luftpresser Silencing device for air compressor |
| 04/28/2004 | EP1413754A1 Closed compressor |
| 04/28/2004 | EP1412640A1 Oil supply device for compressor in refrigerating system |
| 04/28/2004 | CN2613619Y Closed compressor |
| 04/28/2004 | CN1492970A Crank shaft in dual capacity compressor |
| 04/28/2004 | CN1492296A Motor driver |
| 04/28/2004 | CN1492148A Device for installating air suction and noise silencer for closed compressor |
| 04/27/2004 | US6727607 Oscillating reluctance motor and reciprocating gas compressor using the same |
| 04/27/2004 | US6726456 Cylindrical filter; air conditioner |
| 04/27/2004 | US6725677 Refrigerator, abrasive powder judging device, and refrigerant oxidation judging device |
| 04/22/2004 | WO2004033907A1 Suction valve for a small hermetic compressor |
| 04/22/2004 | WO2004033143A1 Method to make mechanical components for fluid-dynamic devices, compressors or motors operating at high pressure, and mechanical components thus achieved |
| 04/22/2004 | US20040076535 Reciprocating refrigerant compressor |
| 04/22/2004 | US20040074700 Piston lubrication system for a receiprocating compressor with a linear motor |
| 04/22/2004 | DE10342100A1 Axial-piston fluid pump has counterweight installed to drive shaft at an oblique angle relative to shaft axis and which supports piston assembly through bearing, such that |
| 04/22/2004 | DE10331088A1 Lift limiting device for pressure valve in compressor in vehicle's air conditioning unit has stop face for flexible segments of valve plate formed in valve cover or with stop face on seal installed between valve plate and valve cover |
| 04/22/2004 | DE10247336A1 Kolbenmaschine zur Förderung von Gasen Piston engine for conveying gases |
| 04/22/2004 | DE10196870T5 Hubkolbenverdichter Reciprocating Compressors |
| 04/21/2004 | EP1411536A1 Motor protector particularly useful with hermetic electromotive compressors |
| 04/21/2004 | EP1411244A2 Noise damping device for an air compressor unit |
| 04/21/2004 | EP1409895A1 Mounting arrangement for the piston of a reciprocating hermetic compressor |
| 04/21/2004 | EP1181452B1 Compressor |
| 04/21/2004 | CN1491322A Valve coupling structure of reciprocating compressor and coupling method thereof |
| 04/21/2004 | CN1491321A Freezer |
| 04/21/2004 | CN1491320A Pressure generator |
| 04/21/2004 | CN1490526A 真空泵 Vacuum pump |
| 04/20/2004 | US6722666 Seal structure for use in housing of compressor |
| 04/15/2004 | WO2004031643A1 Residential compressor for refueling motor vehicles that operate on gaseous fuels |
| 04/15/2004 | WO2004030794A2 Gas compressor with drier |
| 04/15/2004 | WO2001078872A8 Compressor installation provided with a drying device |
| 04/15/2004 | US20040071578 Water-injected screw-type compressor |
| 04/15/2004 | US20040071574 Piston machine for delivering gases |
| 04/15/2004 | US20040071570 Horizontal two stage rotary compressor |
| 04/15/2004 | US20040071567 Integrated air compressor |
| 04/15/2004 | US20040071564 Cylinder head arrangement for a piston compressor |
| 04/15/2004 | US20040071562 Horizontal two stage rotary compressor with improved lubrication structure |
| 04/15/2004 | US20040069010 Refrigerating cycle or compressor having foreign matter collector |
| 04/15/2004 | DE10334993A1 Frame for reciprocating compressor, has sub frame engaged to main frame by engaging device and positioned to cover outer peripheral surface of cylinder to form oil path at space between main frame and cylinder |
| 04/15/2004 | DE10295421T5 Fluidpumpvorrichtung Fluid pumping device |
| 04/15/2004 | DE10244567A1 Cylinder head unit for piston compressor has valve plate and/or trap bridge made of material of lower thermal conductivity than unalloyed steel |
| 04/15/2004 | DE10244565A1 Zylinderkopfanordnung für einen Kolbenverdichter Cylinder head assembly for a reciprocating compressor |