| Patents for F04C 18 - Rotary-piston pumps specially adapted for elastic fluids (19,462) |
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| 03/24/2005 | DE102004030360A1 Pneumatic cylinder for pneumatic tool has two sealing rings located in cavities in sealing caps and installed between bottom walls of cavities and end faces of bearings so that between them exists an air seal arrangement |
| 03/23/2005 | EP1517041A2 Rotary vane compressor with vane holding plug |
| 03/23/2005 | EP1517036A2 A high pressure pump for an internal-combustion engine |
| 03/23/2005 | EP1088168B1 Two stage compressor and a method for cooling such a compressor |
| 03/23/2005 | CN1599842A Power generating device |
| 03/23/2005 | CN1599232A Apparatus for compensating for speed error of motor |
| 03/23/2005 | CN1598323A 可变容量旋转式压缩机 The variable capacity rotary compressor |
| 03/23/2005 | CN1598322A 可变容量旋转式压缩机 The variable capacity rotary compressor |
| 03/23/2005 | CN1598320A Positive displacement compressing pump |
| 03/23/2005 | CN1598319A 涡旋压缩机 Scroll Compressor |
| 03/23/2005 | CN1598318A 非对称涡旋压缩机 Asymmetric Scroll Compressor |
| 03/23/2005 | CN1598317A 非对称涡旋压缩机 Asymmetric Scroll Compressor |
| 03/23/2005 | CN1598316A 涡旋压缩机 Scroll Compressor |
| 03/22/2005 | US6869272 Electric compressor and control method therefor |
| 03/22/2005 | US6868822 Rotary piston engine |
| 03/22/2005 | US6868760 Tool locking mechanism |
| 03/17/2005 | WO2005024239A1 Air-cooled dry vacuum pump |
| 03/17/2005 | US20050058565 Scroll compressor |
| 03/17/2005 | US20050058564 Scroll-type fluid machine |
| 03/17/2005 | US20050058563 Scroll-type fluid machine |
| 03/17/2005 | US20050058562 Variable capacity rotary compressor |
| 03/17/2005 | DE102004033862A1 Fluidmaschine, die als Expansions- und Kompressionsvorrichtung dient Fluid machine serving as expansion and compression device |
| 03/16/2005 | EP1515046A1 Scroll compressor |
| 03/16/2005 | CN1594885A Rotary compressor and method for manufacturing the same |
| 03/16/2005 | CN1594839A Rotary-piston machinery |
| 03/16/2005 | CN1193162C Rotary volume type machine |
| 03/15/2005 | US6866491 Compressor |
| 03/15/2005 | US6866490 Water-injected screw compressor |
| 03/10/2005 | WO2005021974A1 A compressor |
| 03/10/2005 | US20050053508 Scroll compressor |
| 03/10/2005 | US20050053507 Scroll compressor |
| 03/10/2005 | US20050053506 Variable capacity rotary compressor |
| 03/10/2005 | US20050053486 Offset mounting foot |
| 03/10/2005 | US20050053482 Compressor |
| 03/10/2005 | US20050051168 Portable ventilator system |
| 03/10/2005 | US20050050908 Air conditioner and method of controlling the same |
| 03/09/2005 | EP1511938A1 Compressed gas production installation and operating method thereof |
| 03/09/2005 | EP1511937A1 Methods and apparatus for unloading a screw compressor |
| 03/09/2005 | EP1511936A1 Dual-shaft vacuum pump |
| 03/09/2005 | EP1421282A4 Fluid displacement pump with backpressure stop |
| 03/09/2005 | EP1287298A4 Control system of degree of superheat of air conditioner and control method thereof |
| 03/09/2005 | CN2683903Y Discharge capacity variable rolling rotor type compressor |
| 03/09/2005 | CN2683901Y Spiral slice type vacuum pump |
| 03/09/2005 | CN2683900Y Impeller draught fan with three leaves |
| 03/09/2005 | CN1592820A Scroll-type compressor |
| 03/09/2005 | CN1590884A Air conditioner and method of controlling the same |
| 03/09/2005 | CN1590769A Air conditioner |
| 03/09/2005 | CN1192169C Apparatus for preventing vacuum compression of scroll compressor |
| 03/09/2005 | CN1192168C 压缩机 Compressor |
| 03/09/2005 | CN1192167C Overheat protector for whirl compressor |
| 03/09/2005 | CN1192166C Vortex compressor |
| 03/08/2005 | US6863531 Surface modification process on metal dentures, products produced thereby, and the incorporated system thereof |
| 03/08/2005 | US6863511 Two-shaft vacuum pump |
| 03/08/2005 | US6863510 Vacuum preventing oil seal for scroll compressor |
| 03/08/2005 | US6862974 Rotary fluid machinery |
| 03/03/2005 | WO2005019652A1 Reducing exhaust pulsation in dry pumps |
| 03/03/2005 | WO2005019651A1 Scroll compressor multipile isolated intel ports |
| 03/03/2005 | WO2003019010A8 Method for the protection of a volumetric liquid-injected compressor |
| 03/03/2005 | US20050047937 Vane pump and fuel vapor leakage check module having the same |
| 03/03/2005 | US20050047936 Vane pump, method for adjusting pump flow rate of vane pump and fuel vapor leakage check module having vane pump |
| 03/03/2005 | US20050047931 Combination sight glass, strainer and orifice |
| 03/03/2005 | DE19955291B4 Brennstoffzellensystem mit gemeinsamem Spiralkompressor- und Spiralregenerator Fuel cell system with common Spiralkompressor- and Spiralregenerator |
| 03/03/2005 | DE102004028314A1 Fluidmaschine zum Umwandeln von Wärmeenergie in Drehkraft Fluid machine for converting heat energy into rotational force |
| 03/02/2005 | EP1510695A1 Rotary compressor |
| 03/02/2005 | EP1510692A1 Refrigerant compressor and friction control process therefor |
| 03/02/2005 | CN1587710A Internal heat exchanging vortex mechanism |
| 03/01/2005 | US6860730 Methods and apparatus for unloading a screw compressor |
| 03/01/2005 | US6860729 Compressor having main and adjustable balancer portions |
| 03/01/2005 | US6860728 Scroll compressor sealing |
| 03/01/2005 | US6860724 Rotary compressor |
| 03/01/2005 | US6860315 Green sand casting method and apparatus |
| 02/24/2005 | US20050042125 Two-step self-modulating scroll compressor |
| 02/23/2005 | EP1508699A1 Scroll-type compressor |
| 02/23/2005 | CN1585860A Cooled screw-type vacuum pump |
| 02/23/2005 | CN1585859A Tempering method for a screw-type vacuum pump |
| 02/23/2005 | CN1585858A Check valve of scroll compressor |
| 02/23/2005 | CN1584338A Screw tooth form of screw-type air compressor |
| 02/23/2005 | CN1584337A Screw tooth form of double-screw air compressor |
| 02/23/2005 | CN1584336A 密闭型电动压缩机 Hermetic compressor |
| 02/23/2005 | CN1584329A Refrigerant compressor and friction control process therefor |
| 02/22/2005 | US6858067 Filtration vessel and method for rotary gas compressor system |
| 02/22/2005 | US6857445 Float valve for pulsating flow |
| 02/16/2005 | EP1507085A1 Scroll compressor |
| 02/16/2005 | CN1580565A Volume-variable rotary compressor |
| 02/16/2005 | CN1580564A 涡旋式压缩机 Scroll compressor |
| 02/16/2005 | CN1189662C 旋转压缩机 Rotary compressor |
| 02/16/2005 | CN1189661C Compressor cylinder component element |
| 02/15/2005 | US6855040 Ergonomically friendly orbital sander construction |
| 02/10/2005 | WO2005012728A1 System of protecting compressor from water in lubricating oil |
| 02/10/2005 | WO2005012699A1 Muffler for noise reduction |
| 02/10/2005 | US20050031479 Rotary fluid machine |
| 02/10/2005 | US20050031469 Scroll fluid machine comprising compressing and expanding sections |
| 02/10/2005 | US20050031465 Compact rotary compressor |
| 02/10/2005 | DE10333400A1 Schraubenverdichter Screw compressor |
| 02/10/2005 | CA2533822A1 Two-lobe rotary machine |
| 02/10/2005 | CA2533299A1 Muffler for noise reduction |
| 02/09/2005 | EP1505697A1 Shielded cable, process for assembling the same and compressor unit having the same |
| 02/09/2005 | EP1293674B1 Scroll compressor |
| 02/09/2005 | CN2677669Y Oil injection screw compressor with precooling and heat recovery function |
| 02/09/2005 | CN2677667Y Positioner for vortex vehicle air conditioning compressor |