F04C 18 - Rotary-piston pumps specially adapted for elastic fluids

Patents for F04C 18 - Rotary-piston pumps specially adapted for elastic fluids (19,462)
10/2006
10/18/2006	EP1305524B1 Compressor
10/18/2006	CN1849441A Muffler for noise reduction
10/18/2006	CN1847756A Defroster of refrigerant circuit, and refrigeration unit
10/18/2006	CN1847663A 压缩机 Compressor
10/18/2006	CN1847662A Compressor and producing method thereof
10/18/2006	CN1847661A 压缩机 Compressor
10/18/2006	CN1847659A 压缩机 Compressor
10/18/2006	CN1847658A 电动压缩机 Electric compressor
10/18/2006	CN1847657A Non-lubricated vortex compressor for fuel cell
10/18/2006	CN1280592C Closed revolving compressor
10/18/2006	CN1280545C 螺杆机 Screw Machine
10/18/2006	CN1280544C Power modulating vortex machine
10/18/2006	CN1280118C On-vehicle air conditioner
10/17/2006	USRE39346 Scroll compressor with lubrication of seals in back pressure chamber
10/17/2006	US7121817 Scroll fluid machine comprising compressing and expanding sections
10/17/2006	US7121816 Scroll fluid machine
10/17/2006	US7121814 Compressor sound suppression
10/12/2006	WO2006107828A2 Toroidal intersecting vane gas management system
10/12/2006	WO2006106814A1 Hybrid compressor
10/12/2006	WO2006106753A1 Scroll fluid machine
10/12/2006	US20060228244 Scroll compressor multipile isolated intel ports
10/12/2006	US20060228243 Discharge valve structures for a scroll compressor having a separator plate
10/12/2006	DE102005015685A1 Rotor for a vacuum pump has a single-piece positive displacer held by two shaft journals on both ends of the positive displacer
10/12/2006	CA2601848A1 Hybrid compressor
10/11/2006	EP1710440A2 Vacuum pumping with energy limitation
10/11/2006	EP1710439A1 Swing compressor
10/11/2006	EP1710438A2 Hermetic type scroll compressor and refrigerating and air-conditioning apparatus
10/11/2006	EP1709324A1 Scroll wrap tip with abradable selectively applied coating and load-bearing surface
10/11/2006	EP1370813B1 Hydristor heat pump
10/11/2006	CN2826016Y Upper bearing of rotary compressor
10/11/2006	CN2826015Y Slide valve for adjusting capacity of screw type compressor
10/11/2006	CN2826013Y 压缩机 Compressor
10/11/2006	CN2826012Y Dual-rotation refrigerating compressor for refrigerator
10/11/2006	CN2826011Y Rotary compressor
10/11/2006	CN2826010Y Flexible vortex compressor
10/11/2006	CN2826009Y Positive displacement pump
10/11/2006	CN1846066A Screw compressor and freezer
10/11/2006	CN1844673A Method for modifying oil air pump into oil-free air pump
10/11/2006	CA2542097A1 Compressor with radial compliance mechanism
10/10/2006	US7118358 Scroll compressor having a back-pressure chamber control valve
10/10/2006	US7118353 Fluid transport system and method therefor
10/10/2006	US7117841 K.Engine
10/10/2006	US7117839 Multi-stage modular rotary internal combustion engine
10/05/2006	WO2006103824A1 Scroll compressor
10/05/2006	WO2006103821A1 Scroll expander
10/05/2006	US20060222553 Rotary piston pump
10/05/2006	US20060222551 Oil feeding propeller of scroll compressor
10/05/2006	US20060222550 Oil supply structure of scroll compressor
10/05/2006	US20060222549 Apparatus for controlling quantity of feeding oil of inverter compressor
10/05/2006	US20060222547 Scroll fluid machine with a silencer
10/05/2006	US20060222546 Fixed scroll of scroll compressor
10/05/2006	US20060222543 Variable capacity rotary compressor
10/05/2006	US20060222522 Vapor Compression Evaporative Air Conditioning systems and Components
10/05/2006	US20060222507 Compressor protection and diagnostic system
10/05/2006	US20060219227 Toroidal intersecting vane supercharger
10/05/2006	DE102006009211A1 Fluidpumpe und Fluidmaschine Fluid pump and fluid machine
10/05/2006	DE102005039345A1 Oil feed for scroll compressor has stepped oil feed screw with free connection to counter pressure chamber
10/05/2006	DE102005039344A1 Rotor for compressor has oil leakage prevention device with blocking plates for preventing oil from passing through stack and leakage of oil out of stack
10/04/2006	EP1707817A2 Hermetically sealed compressor and method of manufacturing the same
10/04/2006	EP1707816A1 Vacuum pump
10/04/2006	EP1707815A1 Scroll fluid machine with a silencer
10/04/2006	EP1707814A1 Scroll fluid machine with a silencer
10/04/2006	EP1706587A2 Scroll compressor with enlarged vapor injection port area
10/04/2006	EP1311763B1 Pressure seal for a vacuum pump
10/04/2006	CN1840916A Scroll fluid machine with a silencer
10/04/2006	CN1840913A Fixed scroll of scroll compressor
10/04/2006	CN1840912A Fixed scroll of scroll compressor
10/04/2006	CN1840911A 可变容量旋转压缩机 The variable capacity rotary compressor
10/04/2006	CN1840909A Oil supply structure of scroll compressor
10/04/2006	CN1840908A Oil feeding propeller of scroll compressor
10/04/2006	CN1840907A Scroll fluid machine with a silencer
10/04/2006	CN1840906A Compressor
10/04/2006	CN1278043C Enclosed compressor
10/04/2006	CN1278042C 压缩机 Compressor
10/04/2006	CN1278041C Vacuum pump
10/04/2006	CN1277632C Cast method and apparatus
10/03/2006	US7114932 Valve-free oxygen concentrator featuring reversible compressors
10/03/2006	US7114930 Compressor
09/2006
09/28/2006	WO2006019928A3 Concentric internal combustion rotary engine
09/28/2006	US20060216190 Pump
09/28/2006	US20060216189 Screw vacuum pump
09/28/2006	US20060216188 Internal gear pump with recesses on the gear beariing surfaces
09/28/2006	US20060216186 Seal assemblies
09/28/2006	US20060216183 Gerotor mechanism for a screw hydraulic machine
09/28/2006	US20060216182 Hermetic type scroll compressor and refrigerating and air-conditioning apparatus
09/28/2006	US20060216181 Scroll fluid machine comprising compressing and expanding sections
09/28/2006	US20060216180 Scroll fluid machine comprising compressing and expanding sections
09/28/2006	US20060213518 Portable ventilator system
09/27/2006	EP1705379A1 Screw compressor
09/27/2006	EP1366297B1 Water-injected screw compressor
09/27/2006	CN2821230Y Novel compressor cylinder
09/27/2006	CN2821228Y Scroll rotary compressor for air conditioner
09/27/2006	CN2821227Y Vortex compressor with movable balance hammer
09/27/2006	CN1839246A Two-lobe rotary machine
09/27/2006	CN1837619A Hermetic rotary compressor
09/27/2006	CN1837618A Hermetic type scroll compressor and refrigerating and air-conditioning apparatus
09/27/2006	CN1837617A 涡旋式压缩机 Scroll compressor
09/27/2006	CN1837616A Location structure for compressor installation and method thereof
09/27/2006	CN1837615A Compressor pump with sloping cam plate and blade
09/27/2006	CN1837613A 压缩机诊断系统 Compressor diagnostic system

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