Patents for F04C 18 - Rotary-piston pumps specially adapted for elastic fluids (19,462)
04/2011
04/26/2011US7931454 Pump device
04/26/2011US7931006 Valveless rotary internal combustion engine
04/21/2011WO2011046591A1 Internal combustion engine and supercharger
04/21/2011WO2011045921A1 Scroll fluidic device
04/21/2011WO2011016938A3 Scroll compressor with radially configured motor winding
04/21/2011DE202010013846U1 Kompressor-Verdichter für verschiedene Anwendungen Compressor compressors for different applications
04/21/2011CA2776812A1 Internal combustion engine and supercharger
04/20/2011EP2312166A1 Vane pump with a supplementary suction passage
04/20/2011EP2312165A1 Method for producing rotor
04/20/2011EP2312164A1 Scroll compressor
04/20/2011EP2312163A1 Scroll compressor
04/20/2011EP2310684A1 Vacuum pump in particular roots type pump
04/20/2011CN201802625U Novel sealing structure of Roots blower
04/20/2011CN201802622U Improved translational structure of translational piston compressor
04/20/2011CN102022336A Rotor profiles of oil-free screw compressors
04/20/2011CN102022335A Rotor profiles of screw compressors
04/20/2011CN102022334A Rotor molded line of screw vacuum pump
04/20/2011CN102022333A Autorotation preventing mechanism as well as compressor and automobile using same
04/20/2011CN102022326A Refrigeration agent compressor and refrigeration cycling device
04/20/2011CN102022325A Rotary compressor and refrigerating device with same
04/20/2011CN102022324A Rotary compressor
04/20/2011CN102022323A Oil return valve for a scroll compressor
04/20/2011CN102022322A Scroll compressor
04/20/2011CN101550933B Scroll compressor
04/20/2011CN101545485B Rotary air compression device with lateral inlet air
04/14/2011WO2011041856A2 Method for the axial positioning of bearings on a shaft journal.
04/13/2011EP2309132A1 Horizontal scroll compressor
04/13/2011EP2308470A1 Sustained-release liposomal anesthetic compositions
04/13/2011EP2307734A2 Compressor
04/13/2011EP2307733A2 Methods and systems for injecting liquid into a screw compressor for noise suppression
04/13/2011EP2307732A2 Pd pumps with a common gearbox module and varying capacities and easy access to mechanical seals
04/13/2011EP2307731A2 Compressor having terminal plug assembly
04/13/2011EP2307730A2 Compressor having capacity modulation system
04/13/2011EP2307729A2 Compressor having capacity modulation system
04/13/2011EP2307728A2 Compressor having output adjustment assembly including piston actuation
04/13/2011CN201794788U Rotor of large-scale screw-type compressor
04/13/2011CN201794787U Rotor for screw compressor
04/13/2011CN201794786U Roots blower
04/13/2011CN1656319B Methods and apparatus for unloading a screw compressor
04/13/2011CN102016320A Rotary compressor
04/13/2011CN102016319A Scroll compressor
04/13/2011CN102016318A Vane pump apparatus
04/13/2011CN102011733A Injection tubes for injection of fluid into a scroll compressor
04/13/2011CN102011731A Vane air compressor
04/13/2011CN102011730A Rotary compressor
04/13/2011CN102011729A Motor-driven compressor
04/13/2011CN101672279B Single-stage blade pump for dimethyl ether vehicle
04/13/2011CN101529097B Rotary fluid machine
04/13/2011CN101354037B Hermetic compressor
04/12/2011US7922468 Gear pump with improved inlet port
04/07/2011WO2011040869A1 A supercharger with two intermeshing rotors and disc clutch
04/07/2011WO2011040389A1 Screw compressor
04/07/2011WO2011040341A1 Scroll fluid machine
04/07/2011WO2011040039A1 Screw compressor
04/07/2011WO2011038474A1 System for constructing rotary compressors and motors with dynamically variable volumetric displacement and compression rate
04/07/2011DE102010045559A1 Ölrücklaufventil für einen Spiralverdichter Oil return valve for a scroll compressor
04/07/2011DE102009037277A1 Adjustable vacuum pump i.e. vane type pump, for gasoline engine of e.g. passenger car, has rotatably mounted rotor with blade that is movably supported in rotor, and adjusting device adjusting stator relative to rotor
04/06/2011EP2306027A1 Screw compression apparatus
04/06/2011EP2306026A2 Suction passages for a rotary vane compressor
04/06/2011EP2306025A1 Die for forging rotor material and method for forging rotor material
04/06/2011EP2306024A2 Scroll pump with isolation barrier
04/06/2011EP2304245A2 Compressor
04/06/2011EP2304244A2 Compressor
04/06/2011EP2304243A2 Screw compressor with asymmetric ports
04/06/2011EP2304241A2 Automatic volume ratio variation for a rotary screw compressor
04/06/2011EP2304182A1 A vane with tilting tips, and a rotary displacement pump using this vane
04/06/2011EP2304181A1 Rotary sliding vane compressor
04/06/2011EP2044330B1 Rotor pump
04/06/2011EP1844236B1 A system and a method for capacity control in a screw compressor
04/06/2011EP1595078B1 A scroll pump and method of assembling same
04/06/2011CN201786666U Vane air compressor head
04/06/2011CN201786660U 旋转压缩机 Rotary compressor
04/06/2011CN201786659U Rotary compressor
04/06/2011CN201786658U Electric rolling piston type automobile air condition compressor
04/06/2011CN201786657U Vane air compressor
04/06/2011CN201786656U Variable displacement compressor
04/06/2011CN201786655U Screw compressor rotor
04/06/2011CN201786654U Rotor of screw compressor
04/06/2011CN201786653U Complete road condition screw air compressor
04/06/2011CN201786652U Vortex compressor
04/06/2011CN102007297A Inverter type scroll compressor
04/06/2011CN102003394A Screw vacuum pump rotor profile
04/06/2011CN102003392A Dual-sliding vane rotary compressor, control method and application thereof
04/06/2011CN102003391A Scroll fluid machine
04/06/2011CN102003390A Vortex compressor
04/06/2011CN102003389A Scroll compressor
04/06/2011CN102003388A Scroll compressor
04/06/2011CN102003387A Vortex compressor
04/06/2011CN101395376B 压缩机及其制造方法 And a method of manufacturing a compressor
04/06/2011CN101203677B 旋转式真空泵 Rotary vacuum pump
04/05/2011US7918658 Non symmetrical key coupling contact and scroll compressor having same
03/2011
03/31/2011WO2011038174A2 Rotary compressor
03/31/2011WO2011037062A1 Hermetically sealed compressor and refrigeration cycle device employing the same
03/31/2011WO2011035677A1 Rotary pump
03/31/2011US20110076173 Rotary compressor and manufacturing method of the same
03/31/2011CA2774107A1 Rotor type pump
03/31/2011CA2774105A1 Rotary compressor
03/30/2011EP1588054B1 Pump
03/30/2011EP1486676B1 Scroll compressor
03/30/2011CN201779027U Wear-resistant sheet of static vortex disk of scroll compressor
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