Patents
Patents for F01C 21 - Component parts, details, or accessories, not provided for in groups (5,689)
07/1998
07/22/1998EP0854292A1 Compressor with pressure relief valve
07/22/1998EP0854289A1 Scroll fluid apparatus
07/21/1998US5782615 Pump assembly method with a tubular bypass liner
07/14/1998US5779463 Rotary piston pump having a slide valve driven by a rotor
07/08/1998EP0851980A1 Rotary vane pump
07/07/1998US5775883 Rolling-piston expander apparatus
07/01/1998EP0851126A1 Screw machine and shaft bearing lubrication
07/01/1998EP0851123A2 Vane pump
07/01/1998CN1186173A Blade mechanism
06/1998
06/25/1998DE19651413C1 Vane compressor for hot gas
06/23/1998US5769617 Vane-type compressor exhibiting efficiency improvements and low fabrication cost
06/18/1998DE19651386A1 Vane pump
06/17/1998EP0848072A1 An abrasion resistant valve seat made of sintered alloy for internal combustion engines
06/17/1998CN1185198A Liquid ring machine
06/10/1998CN1184524A Positive displacement hydraulic machine
06/02/1998US5758501 Sliding-blade vapor engine with vortex boiler
05/1998
05/27/1998EP0843777A1 Reverse rotation preventing clutch
05/26/1998US5755197 Rotary engine
05/20/1998EP0842365A1 Liquid ring machine
05/20/1998EP0842364A1 Calculation and precision processing of cardiocle and expanded cardioid casing curved surfaces for eccentric rotor vane pumps
05/19/1998US5752816 Scroll fluid displacement apparatus with improved sealing means
05/19/1998US5752806 Method of reducing noise from the flow of gaseous media in a single rotation machine using a bypass for compression control
05/06/1998EP0839283A1 Oil-sealed vane-type rotary vacuum pump with oil feed
05/06/1998EP0839258A1 Scroll decompression device for cryogenic temperatures
04/1998
04/30/1998WO1998017895A1 Scroll fluid displacement apparatus with improved sealing means
04/23/1998WO1998016744A1 A rotary machine
04/23/1998WO1998016743A1 A rotary machine
04/22/1998EP0836671A1 Vane motor with brake
04/21/1998US5741127 Vane for vane compressor
04/15/1998EP0835949A1 Method for treating metal surface, rotary shaft and vane for refrigerant compressor treated by the method, and refrigerant compressor using the same
04/15/1998EP0835362A1 Rotary positive-displacement fluid machine
04/08/1998EP0834018A1 Multistage, screw-spindle compressor
04/08/1998EP0834017A1 Vacuum pump
04/07/1998US5735679 Rotor does not require lubrication; used for an air motor or pumps
04/01/1998EP0833068A1 Slide bearing, especially for a gear pump
03/1998
03/31/1998US5733109 Variable displacement vane pump with regulated vane loading
03/25/1998EP0831234A2 Scroll fluid machine
03/25/1998EP0830499A1 Rotary engine
03/25/1998CN1177063A Roots blower
03/17/1998US5727517 Equivalence-boosted sliding vane internal combustion engine
03/12/1998DE19710378C1 Sliding-vane-type rotary pump
03/03/1998US5723800 Wear resistant cermet alloy vane for alternate flon
03/03/1998US5722776 Shipping bearing
03/03/1998US5722163 Bearing and a method for mounting them in screw compressor
02/1998
02/25/1998EP0825331A1 Scroll fluid displacement machine
02/24/1998US5720599 Vertical arrangement of a dual heat exchanger/fan assembly with an air compressor
02/19/1998WO1998006933A1 Rotary piston machine
02/19/1998DE19631974A1 Vane type fluid pump or motor
02/18/1998EP0824195A1 Sound attenuating motor end shield
02/15/1998CA2212782A1 Sound attenuating motor end shield
02/11/1998CN1172910A Fluid machinery
02/10/1998US5716201 Variable displacement vane pump with vane tip relief
02/04/1998EP0821761A1 Rotary pump with single resilient vane
02/04/1998CN1172521A Rotary compressor with reduced lubrication sensitivity
02/03/1998US5713210 Sliding-blade refrigeration apparatus and method
01/1998
01/29/1998DE19629336A1 Vane cell pump
01/28/1998CN1171497A Member having sliding contact surface, compressor and rotary compressor
01/28/1998CN1171495A Compressor for refrigerator
01/27/1998US5711268 Rotary vane engine
01/22/1998WO1998002662A1 Control of lubrication and temperature of the bearings of a pump
01/22/1998WO1998002642A1 Regulating valve for engines operated by a medium under pressure
01/22/1998CA2261047A1 Regulating valve for engines operated by a medium under pressure
01/21/1998EP0819219A1 Positive displacement hydraulic machine
01/20/1998US5709540 Rotary pump with single elastic vane
01/20/1998CA1339633C Scroll-type fluid displacement apparatus
01/14/1998EP0663985B1 Device and method for conversion of liquid fuel into fuel vapor and microscopic liquid droplets with electronic fuel injector control
01/14/1998CN1170089A Compressor for refrigerator
01/13/1998US5707223 Rotary screw compressor having a thrust balancing piston device and a method of operation thereof
01/13/1998US5707220 Centrifugal oil pump for a variable speed hermetic compressor
01/07/1998EP0816683A1 Method for adjusting engaged clearance between rotors of screw compressor and apparatus therefor
01/07/1998EP0816680A2 Vane pump
01/06/1998US5704122 Sealed-type scroll compressor and assembling method therefor
12/1997
12/31/1997WO1997049919A1 Displacement type fluid machine
12/30/1997US5702234 Fluid pump with bearing set having lubrication path
12/24/1997WO1997048885A1 A rotary internal combustion engine and rotary internal combustion engine cycle
12/18/1997WO1997047888A1 Process for starting a positive-displacement machine by the spiral principle and a positive-displacement machine suitable for carrying out said process
12/18/1997DE19623215A1 Verfahren zur Inbetriebnahme einer Verdrängermaschine nach dem Spiralprinzip sowie für die Durchführung dieses Verfahrens geeignete Verdrängermaschine Commission a displacement using the spiral principle and for the implementation of this method suitable displacement
12/11/1997WO1997034085A3 Sliding vane pump with plastic housing
12/09/1997US5695327 Sealing, mounting and drive of the rotors of a dry-running screw compressor
12/03/1997EP0730703B1 Parallel adjustment assembly for a scroll compressor
11/1997
11/26/1997EP0808423A1 Rotary compressor with reduced lubrication sensitivity
11/26/1997EP0808412A1 Positive-displacement machine having vanes
11/26/1997EP0808411A1 Rotary device with slidable vane supports
11/26/1997EP0608311B1 Inlet control combination for a compressor system
11/13/1997WO1997022807A3 Vane pump for conveying viscous substances
11/06/1997DE19717174A1 High-capacity air pump in vehicle
11/04/1997US5683229 Hermetically sealed pump for a refrigeration system
10/1997
10/09/1997WO1997037113A1 Rotary vane engine
10/01/1997CN1160811A Vane rotor engine
09/1997
09/30/1997US5672054 Rotary compressor with reduced lubrication sensitivity
09/18/1997WO1997034085A2 Sliding vane pump with plastic housing
09/10/1997CN1035837C Liquid ring gas pump
09/09/1997US5664941 Bearings for a rotary vane compressor
09/02/1997US5662463 Rotary screw compressor having a pressure bearing arrangement
08/1997
08/27/1997EP0791750A1 Rotor for turbomachine and method of making the same
08/27/1997CN1158152A Rotary piston type internal combustion engine
08/12/1997US5655844 Rolling bearing unit
08/05/1997US5653398 Drive device for a belt pretensioner
07/1997
07/29/1997US5651930 Composite fiber rotor vane
07/23/1997EP0785348A1 Rotary piston type internal combustion engine
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