| Patents for F01C 19 - Sealing arrangements in rotary-piston machines or engines (1,301) |
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| 09/24/1998 | DE19711084A1 Rotary piston machine, e.g. engine or pump |
| 09/22/1998 | US5810574 Power plant |
| 09/10/1998 | DE19708602A1 Wankel engine |
| 09/01/1998 | US5800141 Scroll machine with reverse rotation protection |
| 06/30/1998 | US5772416 Scroll-type machine having lubricant passages |
| 06/17/1998 | CN1184894A Scroll machine with reverse rotation protection |
| 05/27/1998 | EP0844398A1 Scroll machine with reverse rotation protection |
| 05/05/1998 | US5745992 Method of making a scroll-type machine |
| 12/30/1997 | CA2088662C Multi-chamber rotary lobe fluid machine with positive sliding seals |
| 12/24/1997 | WO1997048886A1 Sealing strip arrangement for a rotary piston engine |
| 11/26/1997 | EP0808411A1 Rotary device with slidable vane supports |
| 11/19/1997 | EP0807759A2 Scroll-type fluid machinery |
| 10/07/1997 | US5674062 Hermetic compressor with heat shield |
| 07/22/1997 | US5649816 Hermetic compressor with heat shield |
| 07/10/1997 | DE19600493A1 Sealing system for effective operation of rotary piston combustion engine |
| 05/27/1997 | US5632502 Rotary actuator such as a rotary actuator for a motor vehicle suspension |
| 03/20/1997 | DE19546710A1 Sealing-bolt valve in rotary-piston machine |
| 02/20/1997 | DE19517879A1 Rotary piston engine with combustion chamber between expander and compressor |
| 12/27/1996 | EP0749875A1 Piston sealing arrangement for rotary actuator of a belt tensioner |
| 12/03/1996 | US5580230 Scroll machine having an axially compliant mounting for a scroll member |
| 11/20/1996 | CN1033335C Vertex sealing device for rotary piston |
| 11/19/1996 | US5575634 Carbon fiber, polytetrafluoroethylene, polyphenylene sulfide |
| 11/06/1996 | EP0741233A1 Power unit |
| 10/24/1996 | WO1996033338A1 Steam-driven screw machine and a method of converting thermal energy to mechanical energy |
| 07/25/1996 | DE19500713A1 Sealing strip on generatrix on surface of rotating piston |
| 07/25/1996 | DE19500712A1 Elastomeric still-standing seal for threaded shaft |
| 07/23/1996 | US5538409 Trochoidal piston side seal |
| 07/11/1996 | WO1996021088A1 Rotary device with slidable vane supports |
| 07/03/1996 | EP0719376A1 Removal device for a milking means and a sliding vane motor for the operation thereof |
| 05/15/1996 | DE4439942A1 Quartz glass and low=expansion metal rotary piston engine |
| 04/23/1996 | US5509793 Rotary device with slidable vane supports |
| 03/28/1996 | DE19531582A1 Valve device for rotary piston engine chamber sealing bolt |
| 02/27/1996 | US5494300 Sealing member |
| 02/15/1996 | DE4428341A1 Rotary engine with pistons in toroidal cylinder |
| 01/30/1996 | US5487654 Hermetic compressor with heat shield |
| 01/09/1996 | US5482450 For handling a working fluid |
| 09/26/1995 | US5452997 Rotary device with thermally compensated seal |
| 09/19/1995 | US5451149 Rotor cooling of rotary engines |
| 08/09/1995 | CN2204858Y Rubber oil sealer with single slot |
| 07/20/1995 | WO1995019492A1 Power unit |
| 07/20/1995 | CA2181436A1 Power unit |
| 06/27/1995 | US5427511 Scroll compressor having a partition defining a discharge chamber |
| 06/07/1995 | EP0656462A1 Sealing device |
| 05/23/1995 | US5417555 Rotary vane machine having end seal plates |
| 05/11/1995 | DE4337813A1 Swivel motor |
| 05/02/1995 | US5411384 Scroll compressor having upper and lower bearing housings and a method of testing and assembling the compressor |
| 05/02/1995 | US5410998 Continuous external heat engine |
| 04/18/1995 | US5407335 Non-orbiting scroll mounting arrangements for a scroll machine |
| 03/23/1995 | WO1995008048A1 Removal device for a milking means and a sliding vane motor for the operation thereof |
| 03/23/1995 | CA2171620A1 Removal device for a milking means and a sliding vane motor for the operation thereof |
| 03/14/1995 | US5397224 Elongated roller side seals for a rotary engine |
| 02/21/1995 | CA1334488C Sintered apex seal material |
| 02/16/1995 | DE4339527C1 Sealing arrangement |
| 11/10/1994 | DE4315155A1 Rotary engine with periodically varying working chambers |
| 10/25/1994 | US5358391 Hermetic compressor with heat shield |
| 10/06/1994 | DE4409327A1 Device for the uniform coating of the helical blades of a helical displacement machine |
| 08/30/1994 | US5342186 Axial actuator for unloading an orbital scroll type fluid material handling machine |
| 07/21/1994 | DE3744760C2 Compacting machine compressing fluid e.g. refrigeration compressor |
| 06/29/1994 | CN2170378Y Complementary non-gap positioning ring |
| 06/28/1994 | US5324184 For a pressure fluid device |
| 05/04/1994 | EP0595075A2 Microlaminated composites and method for preparing them |
| 04/26/1994 | US5305721 Rotary Wankel type engine |
| 03/22/1994 | US5295813 Scroll-compressor having flat driving surfaces |
| 02/02/1994 | CN2154913Y Rubber plastic compounded oil seal |
| 12/01/1993 | EP0571637A1 Rotary engine |
| 11/17/1993 | CN1078535A Vertex sealing device for rotary piston |
| 11/03/1993 | EP0542759A4 A multi-chamber rotary lobe fluid machine with positive sliding seals |
| 11/02/1993 | US5258046 Scroll-type fluid machinery with seals for the discharge port and wraps |
| 10/26/1993 | US5255432 Method for manufacturing a seal between machine parts |
| 09/30/1993 | DE4209445A1 Seal for rotating piston engine - has seals located in bevel ended grooves, with centrifugal force dependent shaft seal pressure |
| 09/02/1993 | WO1993017220A1 Tip seal supporting structure for a scroll fluid device |
| 07/13/1993 | US5226233 Method for inserting a tip seal in a scroll tip groove |
| 06/29/1993 | US5222882 Tip seal supporting structure for a scroll fluid device |
| 06/29/1993 | US5222879 Contact-less seal and method for making same |
| 06/24/1993 | WO1993012330A1 Rotary engine |
| 06/15/1993 | US5219281 Fluid compressor with liquid separating baffle overlying the inlet port |
| 05/26/1993 | EP0542759A1 A multi-chamber rotary lobe fluid machine with positive sliding seals |
| 05/26/1993 | EP0435878B1 Planetary piston internal combustion engine |
| 05/18/1993 | US5211017 External combustion rotary engine |
| 04/20/1993 | US5203307 Rotary wankel type engine |
| 03/30/1993 | US5197868 Scroll-type machine having a lubricated drive bushing |
| 02/11/1993 | DE4221241A1 Seal on a rotating body and - points providing minimum clearance distributed in series along inner or outer periphery of seal ring |
| 02/04/1993 | DE4221199A1 Seal for rotary piston engine - uses sealing ring assembly with side surfaces having sealing gaps |
| 01/13/1993 | EP0523004A2 Seal for a rotating part |
| 01/12/1993 | US5178529 Seal formed of plastic layer having outwardly open depressions |
| 12/30/1992 | EP0520487A1 Scroll-type fluid machinery |
| 12/23/1992 | EP0349574B1 Screw rotor machine |
| 12/22/1992 | CA1311729C Scroll machine with plural pressurized seal enhancing chambers and static vane mounts |
| 12/07/1992 | WO1992021856A1 A multi-chamber rotary lobe fluid machine with positive sliding seals |
| 12/02/1992 | CN2123609U Rotor piston vertex angle sealed device |
| 11/24/1992 | US5165238 Continuous external heat engine |
| 10/21/1992 | EP0509951A1 Magnetically actuated seal for scroll compressor |
| 09/30/1992 | CN1018468B Dual-vane three-action fluid machinery |
| 09/15/1992 | US5147194 Rotary piston machine with a protuberance in the cylinder wall |
| 09/08/1992 | US5145345 Magnetically actuated seal for scroll compressor |
| 09/08/1992 | US5145344 Scroll-type fluid machinery with offset passage to the exhaust port |
| 08/05/1992 | EP0494912A4 Rotary piston machine seal |
| 07/22/1992 | EP0494912A1 Rotary piston machine seal |
| 07/15/1992 | EP0494581A2 Rotary piston machine |
| 07/01/1992 | EP0493315A1 Sealing |