Patents for F01C 19 - Sealing arrangements in rotary-piston machines or engines (1,301)
08/2003
08/07/2003US20030147761 Working chamber assembly of a rotary piston engine
08/06/2003CN1117209C Scroll-type fluid displacement devicehaving flow diverter, multiple tip seal and semi-radical compliant mechanism
07/2003
07/31/2003WO2003062604A2 Rotary positive displacement machine
06/2003
06/05/2003WO2003046338A1 Rotary volumetric machine
06/05/2003US20030101962 Rotary internal combustion engine
05/2003
05/21/2003CN1419626A Piston for an internal combustion engine
05/08/2003US20030084666 Exhaust energy recovery system for combustion engine
04/2003
04/03/2003WO2003027440A1 Rotary fluid machine
04/03/2003WO2003027438A1 Rotary fluid machine
03/2003
03/12/2003CN1402812A Apparatus using oscillating rotating pistons
02/2003
02/27/2003WO2003016678A1 Wankel rotary machine
02/27/2003US20030037753 Piston for an internal combustion engine
02/26/2003EP1285149A1 Hinged rotor internal combustion engine
01/2003
01/07/2003US6502824 Brush seal for a bearing cavity
01/02/2003EP1268980A1 Piston for an internal combustion engine
12/2002
12/19/2002US20020189578 Hinged rotor internal combustion engine
12/18/2002EP1267036A1 Rotary fluid machinery
11/2002
11/07/2002WO2002088526A1 Variable volume unit
10/2002
10/16/2002EP1144806B1 Oscillating piston engine
09/2002
09/25/2002EP1242727A1 Apparatus using oscillating rotating pistons
09/12/2002DE10110395A1 Carrier rail unit for radial sealing rails of rotary piston engines has L-shaped rail base section to support semi-cylindrical sealing cap and additional edge sealing
08/2002
08/13/2002US6431139 Oscillating-piston engine
08/07/2002EP1229247A1 Vane type fluid machinery
08/06/2002US6428010 Sealing strip
07/2002
07/31/2002EP1227220A1 Coupling structure for expansion unit output shaft and driven-side transmission shaft
07/25/2002DE10062477C1 Swiveling motor with casing and motor shaft forming chamber has channel system with throttle point to prevent leakage between cavities at different pressures
06/2002
06/20/2002US20020074730 Brush seal for a bearing cavity
06/19/2002EP1215422A2 A brush seal for a bearing cavity
06/11/2002US6401686 Apparatus using oscillating rotating pistons
06/04/2002US6397954 Seal member for a cylinder of a pneumatic tool
05/2002
05/23/2002DE10057706A1 Compensation sealing
05/02/2002DE10058738A1 Rotary piston engine driven by hydrogen and oxygen has hermetically sealed combustion chamber sealed against leakage by sealing strips installed on roll surfaces and on end faces of pistons
04/2002
04/16/2002US6371492 Gasket, in particular, for motor vehicles
03/2002
03/14/2002US20020029756 Oscillating-piston engine
02/2002
02/27/2002CN1079915C Scroll machine with reverse rotation protection
02/20/2002CN1336979A Lever-mechanism motor or pump
11/2001
11/14/2001CN1074816C Plate-sliding type eccentric rotor balancing device and its application
10/2001
10/24/2001EP1147292A1 Lever-mechanism motor or pump
10/18/2001US20010031213 Screw machine
10/17/2001EP1144806A1 Oscillating piston engine
10/10/2001EP1141530A1 Rotary engine having enhanced charged cooling and lubrication
09/2001
09/27/2001WO2001071161A1 Rotary fluid machinery
09/27/2001WO2001071160A1 Piston for an internal combustion engine
09/18/2001US6290480 Screw machine
08/2001
08/22/2001CN1309744A Method to seal planetary rotor engine
08/07/2001US6270713 Injection molding polyether ketone polymer
07/2001
07/05/2001WO2001048356A1 Rotary internal combustion engine
07/03/2001US6254366 Replaceable seal having a friction fit
06/2001
06/28/2001WO2001046562A1 Screw machine
06/27/2001EP1111187A2 Screw machine
06/27/2001CN1300904A Screw rod mechanism
06/14/2001WO2001042635A1 Apparatus using oscillating rotating pistons
06/14/2001CA2392735A1 Apparatus using oscillating rotating pistons
05/2001
05/10/2001WO2001033082A1 Vane type fluid machinery
05/10/2001WO2001033048A1 Coupling structure for expansion unit output shaft and driven-side transmission shaft
04/2001
04/26/2001DE19950436A1 Component for controlling and cooling internal combustion engines with rotating cylinder housings has corrugated, sprung compensation ring pressing seal against wall of cylinder head
03/2001
03/28/2001EP1086297A1 Method to seal a planetary rotor engine
03/22/2001WO2001020145A1 Internal combustion engine with a rotor and blades (and variants thereof), blade oscillating mechanism, blade sealing unit and support bearing of a blade oscillating mechanism
01/2001
01/09/2001US6171088 Scroll compressor with slanted back pressure seal
01/03/2001CN1278889A Scroll-type fluid displacement device having flow diverter, multiple tip seal and semi-radial compliant mechanism
12/2000
12/26/2000US6164942 Rotary engine having enhanced charge cooling and lubrication
12/19/2000US6162014 Turbine spline seal and turbine assembly containing such spline seal
11/2000
11/23/2000WO2000028243A3 Seal for rotary fluid machinery
11/09/2000DE19935234C1 Sealing rail for rotary piston engine has packing piece provided with sealing body divided into 2 parallel halves acted on by spring element with separation element between them
10/2000
10/31/2000US6139290 Method to seal a planetary rotor engine
10/04/2000EP1040259A1 Rotary engine having enhanced charged cooling and lubrication
10/03/2000US6126422 Tip seal for scroll type compressor and manufacturing method therefor
08/2000
08/24/2000DE19926644C1 Seal arrangement between rotor and stator of pivot drive, has clamp element enclosed nearly completely by at least two seal angles, whose ends are arranged in small distance
08/09/2000EP1026400A2 Gerotor motor
08/09/2000EP1025341A1 Scroll-type fluid displacement device having flow diverter, multiple tip seal and semi-radial compliant mechanism
08/03/2000WO2000045032A1 Lever-mechanism motor or pump
07/2000
07/27/2000DE19901110A1 Schwenkkolbenmaschine Rotary-piston engine
07/20/2000WO2000042290A1 Oscillating piston engine
07/11/2000US6086345 Two-piece balance plate for gerotor motor
07/05/2000EP1016785A1 Eccentric sliding vane equilibrium rotor device and its applications
06/2000
06/29/2000WO2000037784A1 Rotary engine having enhanced charged cooling and lubrication
06/22/2000WO2000036286A1 Rotary engine having enhanced charged cooling and lubrication
06/22/2000CA2355653A1 Rotary engine having enhanced charged cooling and lubrication
06/06/2000US6071101 Scroll-type fluid displacement device having flow diverter, multiple tip seal and semi-radial compliant mechanism
05/2000
05/31/2000CN1255186A Plate-sliding type eccentric rotor balancing device and its application
05/18/2000WO2000028243A2 Seal for rotary fluid machinery
03/2000
03/29/2000EP0989287A2 Turbine seal and turbine assembly containing such spline seal
03/22/2000EP0808411B1 Rotary device with slidable vane supports
03/16/2000DE3745097C2 Hermetisch gekapselte Motor-Kompressor-Einheit Hermetically sealed motor-compressor unit
03/16/2000DE3745096C2 Rotationskolbenmaschine nach dem Spiralprinzip Rotary piston machine according to the spiral principle
02/2000
02/27/2000CA2281477A1 Seal arrangement
12/1999
12/02/1999WO1999061751A1 Method to seal a planetary rotor engine
12/02/1999CA2333637A1 Method to seal a planetary rotor engine
11/1999
11/24/1999EP0959273A2 Gasket, in particular for motor vehicle
11/17/1999CN2349352Y Leakage proof means
10/1999
10/27/1999CN2345695Y Movable sealed oil gear with drop fuel supply system
10/14/1999DE19909790A1 Rotary piston engine chamber sealing system
08/1999
08/03/1999US5931649 Motor compressor
06/1999
06/17/1999WO1999015764A8 Scroll-type fluid displacement device having flow diverter, multiple tip seal and semi-radial compliant mechanism
06/16/1999EP0922158A1 Rotary piston machine
04/1999
04/01/1999WO1999015764A1 Scroll-type fluid displacement device having flow diverter, multiple tip seal and semi-radial compliant mechanism
03/1999
03/18/1999DE19841477A1 Gearwheel motor with cylinder
11/1998
11/26/1998WO1998053210A1 Eccentric sliding vane equilibrium rotor device and its applications
11/11/1998EP0542759B1 A multi-chamber rotary lobe fluid machine with positive sliding seals
11/05/1998WO1998049435A1 Rotary piston machine
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