Patents
Sitemap › F04 - Positive-displacement machines for liquids; Pumps for liquids or elastic fluids › F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquids; Rotary-piston, or oscillating-piston, positive-displacement pumps › F04C 18 - Rotary-piston pumps specially adapted for elastic fluids
Patents for F04C 18 - Rotary-piston pumps specially adapted for elastic fluids (19,462)
05/2012
05/23/2012CN102472275A 压缩机 Compressor
05/23/2012CN102472274A 涡旋式压缩机 Scroll compressor
05/23/2012CN102472273A 涡旋压缩机 Scroll Compressor
05/23/2012CN102472272A 涡盘包含具有不同高度的部分的涡旋压缩机 Scroll contains a scroll compressor having a different part of the height of the
05/23/2012CN102465878A 变排量式涡旋压缩机 The scroll-type variable displacement compressor
05/23/2012CN102465877A 结构改良的涡卷式压缩机及其制造方法 Improvement in the structure of the scroll compressor and method of manufacturing
05/23/2012CN101779040B Single-screw compressor, and screw rotor machining method
05/23/2012CN101691866B Scroll compressor and moving and fixed scrolls thereof
05/23/2012CN101688533B Method of assembling a refrigerating compressor and refrigeration compressor
05/22/2012US8182835 Sustained-release liposomal anesthetic compositions
05/22/2012US8182250 Gerotor motor and brake assembly
05/22/2012US8181624 Open-cycle internal combustion engine
05/18/2012WO2012063471A1 Scroll compressor
05/16/2012EP2452074A2 Dry screw driver
05/16/2012DE102010051316A1 Vakuumpumpe Vacuum pump
05/16/2012DE102010043807A1 Wälzlagerträgermodul und Kompressor Rolling carrier module and compressor
05/16/2012CN202220733U Vortex compressor for realizing internal circulation of lubricating oil
05/16/2012CN202220732U Four-stage vortex compressor
05/16/2012CN102459910A 回转式压缩机 Rotary Compressor
05/16/2012CN102459906A 螺杆式压缩机 Screw compressors
05/16/2012CN102459905A 涡旋式流体设备 Scroll fluid machine
05/16/2012CN102454612A Scroll compressor and support structure thereof
05/16/2012CN102454607A Variable-volume rotary compressor
05/16/2012CN102454606A 旋转式压缩机 Rotary compressor
05/16/2012CN102454605A Screw compressor
05/16/2012CN102454604A Scroll compressor with partial unloader for start-up
05/16/2012CN102454603A 涡旋式压缩机 Scroll compressor
05/16/2012CN102454602A Scroll compressor and pump body used for same
05/16/2012CN101584100B Stator, motor and compressor
05/16/2012CN101012828B Axial flow positive displacement worm compressor
05/15/2012US8177532 Expander and expander-compressor unit
05/10/2012WO2012060062A1 Scroll compressor
05/09/2012EP2449215A1 Rotary device
05/09/2012CN202215474U Rotor of oil free screw compressor
05/09/2012CN202215473U Penetration vane type translation rotor compressor
05/09/2012CN102449314A Compressor having capacity modulation or fluid injection systems
05/09/2012CN102449313A Compressor having piston assembly
05/09/2012CN102449312A A compressor
05/09/2012CN102444582A Rotary type compressor
05/09/2012CN102444581A Rotary compressor
05/09/2012CN102444580A Digital compressor with directly started brushless permanent magnet motor
05/09/2012CN101377198B Capacity control device for screw compressor
05/09/2012CN101311543B Rotor shaft sealing method and structure of oil-free rotary compressor
05/08/2012US8174222 Methods, systems and apparatus for dynamically controlling an electric motor that drives an oil pump
05/08/2012US8172560 Fluid machinery having annular back pressure space communicating with oil passage
05/08/2012US8172558 Rotary expander with discharge and introduction passages for working fluid
05/03/2012WO2012058455A1 Compressor seal assembly
05/03/2012WO2012056728A1 Screw compressor
05/03/2012WO2012056295A2 Single-vane pump
05/03/2012WO2012055734A2 Vacuum pump
05/03/2012WO2011064290A3 Vane pump
05/03/2012US20120107164 Variable displacement scroll compressor
05/02/2012CN102434459A Scroll compressor
05/02/2012CN101680300B Refrigeration cycle device and fluid machine used therefor
05/02/2012CN101319673B 电动压缩机 Electric compressor
05/02/2012CN101113734B Rotor type compressor
05/01/2012US8167594 Scroll compressor with materials to allow run-in
04/2012
04/26/2012WO2012051710A1 Rotary positive displacement machine
04/26/2012DE10019637B4 Schraubenvakuumpumpe Screw vacuum pump
04/26/2012CA2814396A1 Rotary positive displacement machine
04/25/2012EP2444672A1 Rotary compressor
04/25/2012EP2444671A1 Screw compressor
04/25/2012EP2444670A2 Scroll compressor with partial unloader for start-up
04/25/2012CN202203271U 用于压缩机的驱动轴和压缩机 A drive shaft for a compressor and the compressor
04/25/2012CN202203115U 一种旋转式压缩机 A rotary compressor
04/25/2012CN202203114U 旋转压缩机 Rotary compressor
04/25/2012CN202203113U 半入水式罗茨鼓风机 Half into the water-type blower
04/25/2012CN102428277A 诊断系统 Diagnostic System
04/25/2012CN102425549A 一种压缩过程全程多点喷液冷却的单级中压单螺杆压缩机 A multi-point spray liquid cooled single-stage compression process in the whole pressure single screw compressor
04/25/2012CN101451527B 一种新型螺杆压缩机端面齿形 A new screw compressor end face of the tooth
04/24/2012US8162637 Rotary machine having frusto-conical elements
04/24/2012US8162636 Scroll compressor having partition wall in oil reservoir
04/19/2012US20120093671 Compressor
04/18/2012EP2441961A1 Refrigerant compressor and heat pump device
04/18/2012EP2441960A1 Refrigerant compressor and heat pump device
04/18/2012EP2441959A1 Scroll compressor
04/18/2012EP2440786A1 Rotor for a screw compressor
04/18/2012CN102422024A Compressor having capacity modulation assembly
04/18/2012CN102418701A 一种星轮构件及包括该星轮构件的单螺杆压缩机 One kind of star wheel member and includes a member of the star-wheel single screw compressor
04/18/2012CN102418698A Compressor having output adjustment assembly including piston actuation
04/18/2012CN102418697A 涡旋压缩机 Scroll Compressor
04/18/2012CN101675246B 压缩机以及使用压缩机的冷冻装置 A compressor and a refrigeration apparatus using a compressor
04/18/2012CN101331323B 压缩机 Compressor
04/18/2012CN101205920B 涡旋式压缩机的过热防止装置 The scroll compressor means for preventing overheating
04/17/2012US8157551 Scroll compressor with back pressure pocket receiving discharge pressure fluid
04/17/2012US8157550 Scroll compressor having spiral bodies with seal projections
04/17/2012US8156919 Rotary vane engines with movable rotors, and engine systems comprising same
04/12/2012WO2012046404A1 Eccentric rotation device
04/12/2012WO2012045554A2 Vane cell pump
04/12/2012WO2011053173A3 Rotary working machine provided with an assembly of working chambers with periodically variable volume, in particular a compressor
04/12/2012US20120087818 Scroll Fluid Machine
04/11/2012CN202187926U 一种三叶罗茨鼓风机的复合型线转子 A composite profile of the rotor clover roots blower
04/11/2012CN202187924U 一种100－175马力双螺杆空气压缩机的转子组合 Rotor a combination of 100-175 horsepower twin-screw air compressor
04/11/2012CN202187923U 一种15-30马力双螺杆空气压缩机的转子组合 Rotor a combination of 15-30 horsepower twin-screw air compressor
04/11/2012CN202187922U 一种20-60马力双螺杆空气压缩机的转子组合 Rotor a combination of 20-60 horsepower twin-screw air compressor
04/11/2012CN202187921U 一种50－100马力双螺杆空气压缩机的转子组合 Rotor a combination of 50-100 horsepower twin-screw air compressor
04/11/2012CN202187920U 一种75-150马力双螺杆空气压缩机的转子组合 Rotor a combination of 75-150 horsepower twin-screw air compressor
04/11/2012CN202187918U 一种高负压罗茨真空泵 Roots of a high vacuum pump
04/11/2012CN202187915U 涡旋压缩机 Scroll Compressor
04/11/2012CN102414448A 压缩机 Compressor
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