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)
12/2014
12/10/2014CN204003465U 螺杆压缩机 Screw compressors
12/10/2014CN204003464U 一种罗茨真空泵机组 One kind of Roots vacuum pump
12/10/2014CN204003459U 旋转式双滚子压缩机 Double roller rotary compressor
12/10/2014CN204003458U 卧式压缩机 Horizontal Compressor
12/10/2014CN204003457U 压缩机及其压缩机滑片 Compressors and compressor vane
12/10/2014CN204003456U 卧式压缩机 Horizontal Compressor
12/10/2014CN204003455U 滑阀式真空泵 Rotary piston vacuum pump
12/10/2014CN204003454U 一种旋片式真空泵 One kind of rotary vane vacuum pump
12/10/2014CN204003453U 一种变频螺杆式空压机 One kind of frequency Screw Compressors
12/10/2014CN204003452U 一种螺旋式真空泵螺杆转子型线 Vacuum pump in a spiral screw rotor profile
12/10/2014CN204003451U 一种螺杆式空压机进气阀 A screw-type compressor inlet valve
12/10/2014CN204003450U 一种具有组合密封结构的罗茨鼓风机 Roots blower sealing structure having a combination of
12/10/2014CN204003449U 涡旋干式真空泵及真空系统 Dry scroll vacuum pumps and vacuum systems
12/10/2014CN204003448U 变容量涡旋压缩机 Variable capacity scroll compressor
12/10/2014CN204003447U 涡旋压缩机和换热系统 Scroll compressor and heat transfer system
12/10/2014CN204003446U 压缩机涡卷 Scroll compressor
12/10/2014CN204003445U 压缩机及其滚子 Compressors and roller
12/10/2014CN104204533A 旋片式真空泵 Rotary vane vacuum pump
12/10/2014CN104204532A 制冷剂压缩机 Refrigerant compressor
12/10/2014CN104204531A 气体压缩机 Gas compressor
12/10/2014CN104204530A 螺杆式压缩机 Screw compressors
12/10/2014CN104204529A 包括聚合组件的压缩机 Including polymeric components of the compressor
12/10/2014CN104196725A 具有容量调节系统的压缩机 A compressor having a capacity modulation system
12/10/2014CN104196724A 压缩机及其压缩机泵体 Compressors and compressor pump
12/10/2014CN104196723A 倍率线体涡旋式压缩机 Magnification line body scroll compressor
12/10/2014CN102966661B 用于压缩机的驱动轴、压缩机和驱动轴的弯曲方法 A drive shaft for a compressor, the compressor drive shaft and bending method
12/10/2014CN102650288B 涡旋压缩机 Scroll Compressor
12/10/2014CN102635549B 一种单头等螺距空心螺杆转子的动平衡设计方法 A single-top pitch hollow screw rotor balancing design approach
12/10/2014CN102588277B 具有容量调节系统的压缩机 A compressor having a capacity modulation system
12/10/2014CN102549267B 密闭型压缩机及使用该压缩机的制冷循环装置 Hermetic compressor and a refrigeration cycle apparatus using the compressor
12/10/2014CN102425549B 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 injected liquid cooled single-stage compression process in the whole pressure single screw compressor
12/10/2014CN102418698B 具有包括活塞致动的输出调节组件的压缩机 Having an actuator comprising a piston compressor output adjustment assembly
12/10/2014CN102384087B 螺旋压缩机 Screw compressors
12/10/2014CN102086867B 流体机械 Fluid Machinery
12/09/2014US8905737 Revolving vane compressor and method for its manufacture
12/09/2014US8905734 Compressor
12/09/2014US8905722 Compressor
12/09/2014US8904813 Pulse width modulated system with pressure regulating valve
12/04/2014US20140356212 Transmission fluid pump speed control systems and methods
12/04/2014US20140356211 Compressor having output adjustment assembly
12/04/2014US20140356210 Scroll compressor
12/04/2014US20140356209 Variable speed scroll compressor
12/04/2014US20140356207 An oil-free scroll fluid machine
12/02/2014US8899950 Slide valve for screw compressor
12/02/2014US8899949 Refrigerant compressor and refrigeration cycle apparatus
12/02/2014US8899948 Fretting-corrosion-prevention oscillating vane type pump actuator
12/02/2014US8899947 Compressor
12/02/2014US8899942 Volume ratio control system and method
11/2014
11/27/2014US20140348682 Scroll-type compressor and co2 vehicle air conditioning system having a scroll-type compressor
11/27/2014US20140348681 Scroll-type compressor and co2 vehicle air conditioning system having a scroll-type compressor
11/27/2014US20140348680 Scroll compressor
11/27/2014US20140348679 Scroll compressor
11/25/2014US8894395 Compressor
11/25/2014US8894394 Scroll fluid machine having a communication hole connecting an oil supply port with a first bearing to open towards a fixed scroll and being on a radially outer side of an orbiting end plate
11/25/2014US8894388 Compressor having first and second rotary member arrangement using a vane
11/20/2014US20140341770 Water cooled screw compressor
11/20/2014US20140341710 Centrifugal refrigerant vapour compressors
11/18/2014US8888476 Horizontal scroll compressor
11/18/2014US8888475 Scroll compressor with oil supply across a sealing part
11/18/2014US8888466 Compressor
11/13/2014US20140334959 Supercharger torsional compliance and damping features
11/11/2014US8882482 Compressor
11/11/2014US8882476 Oil-flooded screw compressor, motor drive system, and motor control
11/04/2014US8876506 Displacement pump with internal compression
11/04/2014US8876505 Rotor for a screw compressor
11/04/2014US8876503 Scroll compressor with shaft inserting portion and manufacturing method thereof
11/04/2014US8876494 Compressor having first and second rotary member arrangement using a vane
11/04/2014US8875530 Screw compressor drive control
10/2014
10/30/2014US20140322059 Fluid machine
10/30/2014US20140322057 Rotary compressor
10/30/2014US20140322056 Vacuum pump having expansion chamber and method of achieving ultimate pressure state in a vacuum pump using an expansion chamber
10/30/2014US20140322055 Scroll Vacuum Pump and Method of Maintenance Including Replacing a Tip Seal of a Scroll Vacuum Pump
10/30/2014US20140322048 Motor-driven compressor
10/28/2014US8870557 Rotor and hydraulic motor including the rotor
10/28/2014US8870556 Oil pump
10/28/2014US8870555 Screw compressor
10/28/2014US8869396 Roots-type blower rotor alignment method
10/23/2014US20140314608 Internal-gear-type oil pump for vehicle
10/23/2014US20140314607 Refrigerant compressor
10/23/2014US20140314606 Refrigerant compressor
10/21/2014US8864480 Oil recovery member, and motor mechanism and compressor using the same
10/21/2014US8864479 Multi-stage scroll machine
10/21/2014US8863723 Hybrid cycle rotary engine
10/16/2014US20140308151 Feed unit
10/16/2014US20140308147 Gerotor apparatus for a quasi-isothermal brayton cycle engine
10/16/2014US20140308146 Scroll compressor
10/14/2014US8858206 Pendulum-slide cell pump
10/14/2014US8858205 Compressor having an inlet port formed to overlap with a roller and a cylinder-type rotor for compressing a refrigerant
10/14/2014US8858204 Dry vacuum pump having multiple lubricant reservoirs
10/14/2014US8858203 Scroll fluid machine
10/14/2014US8858196 Hermetic compressor
10/14/2014US8858192 Screw compressor
10/14/2014US8857211 Injectable two-staged rotary compressor and heat pump system
10/14/2014US8857200 Compressor having capacity modulation or fluid injection systems
10/09/2014WO2014164830A1 Supercharger
10/09/2014WO2014164415A1 Self adjusting gear pump
10/09/2014WO2014162774A1 Vane compressor
10/09/2014WO2014162150A1 Scroll expander with electricity generating scrolls
10/09/2014US20140301882 Selectable flow hydraulic gear pump
10/09/2014US20140301881 Rotary compressor
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