| Patents for F01C 21 - Component parts, details, or accessories, not provided for in groups (5,689) |
|---|
| 05/24/1977 | US4025245 Cooled rotor |
| 05/24/1977 | US4024842 Rotary engines |
| 05/17/1977 | US4023627 Air shut-off tool |
| 05/10/1977 | US4022553 Rotary piston compressor with inlet and discharge through the pistons which rotate in the same direction |
| 05/03/1977 | US4021163 Rotary-piston engine housing |
| 05/03/1977 | US4021162 Vane-type rotary machines |
| 05/03/1977 | US4021161 Rotary fluid pressure device and thrust absorbing arrangement therefor |
| 05/03/1977 | US4021159 Housing formation for a rotary piston machine of trochoidal construction with an outer envelope curve |
| 04/26/1977 | US4019841 Yoke mechanism for fluid displacement device |
| 04/19/1977 | US4018548 Rotary trochoidal compressor |
| 04/19/1977 | US4018191 Rotary internal combustion engine |
| 04/12/1977 | US4017223 Axial thrust adjustment for dual screw-type pump |
| 03/29/1977 | US4014631 Heat pipe cooling of a rotary engine rotor |
| 03/29/1977 | US4014298 Concentric rotary engine |
| 03/15/1977 | US4012183 Rotary vane compressor with vane extension means |
| 03/15/1977 | US4012181 Engine with rotor, of new type |
| 03/08/1977 | US4011033 Positive displacement vane type rotary pump |
| 03/08/1977 | US4011032 System for liquid cooling of a rotor or a rotary mechanism |
| 03/08/1977 | US4011031 Rotor constructions for slant axis rotary mechanisms |
| 02/22/1977 | US4008987 Combined timing gear and pump for rotary mechanisms |
| 02/22/1977 | US4008693 Rotary engine |
| 02/15/1977 | US4008020 Vane support assembly for rotary type positive displacement apparatus |
| 02/15/1977 | US4008018 Rotary fluid displacement device having improved porting |
| 02/15/1977 | US4008016 Oil cooled seal for rotary engine |
| 02/15/1977 | US4008001 Rotor for rotary internal combustion engine |
| 02/01/1977 | US4005955 Rotary internal combustion engine with liquid cooled piston |
| 02/01/1977 | US4005950 Bearings for slant axis rotary mechanisms |
| 12/28/1976 | US3999903 Combination thrust and journal bearing |
| 12/21/1976 | US3998054 Rotary mechanism with improved volume displacement characteristics |
| 12/07/1976 | US3995976 Rotary device with axially biased blade and rotor sections |
| 12/07/1976 | US3995602 High combustion surface temperature rotor for an internal combustion rotary engine |
| 11/30/1976 | US3994642 Rotary piston internal combustion engine of the trochoidal type |
| 11/30/1976 | US3994641 Rotary positive fluid displacement machine |
| 11/30/1976 | US3994640 Spherical rotary steam engine |
| 11/16/1976 | US3992164 High-wear resistant composite seal |
| 11/09/1976 | US3990818 Lubrication system for rotary piston mechanisms |
| 11/02/1976 | US3989426 Vane pump |
| 11/02/1976 | US3989424 Engine ports |
| 11/02/1976 | US3989421 Housing construction for slant axis rotary mechanism |
| 10/26/1976 | US3988083 Non-contact vane pump |
| 10/26/1976 | US3988079 Two-piece rotor for wankel engines |
| 10/26/1976 | US3988076 Rotary vane machine with spring-biased vanes |
| 10/26/1976 | US3987760 Rotary piston type engine |
| 10/19/1976 | US3986799 Fluid-cooled, scroll-type, positive fluid displacement apparatus |
| 09/28/1976 | US3982864 Vacuum pump |
| 09/21/1976 | US3981648 Power transmission |
| 09/21/1976 | US3981647 Pneumatic vane motor |
| 09/21/1976 | US3981641 Hydraulic motor with orbiting drive member |
| 09/14/1976 | US3980412 Casing seal means for a rotary piston engine |
| 09/07/1976 | US3978825 Rotary internal combustion engine |
| 09/07/1976 | US3978570 Method of manufacturing a rotor for vane type engines |
| 08/31/1976 | US3977818 Throttling means for geothermal streams |
| 08/31/1976 | US3977369 Orbital displacers |
| 08/24/1976 | US3976404 Lubrication of compression seals in rotary engines |
| 08/17/1976 | US3975122 Rotary internal combustion engine |
| 08/10/1976 | US3973881 Vane-type pump or motor with undervane fluid bias |
| 08/10/1976 | US3973526 Rotary combustion engine |
| 08/03/1976 | US3972661 Rotary piston engine |
| 07/27/1976 | US3971603 Thrust bearing lubrication |
| 07/06/1976 | US3967594 Rotary power unit |
| 07/06/1976 | US3967593 Rotary piston internal combustion engines |
| 06/29/1976 | US3966369 Inlet and outlet ports and sealing means for a fluid driven motor |
| 06/29/1976 | US3966365 Hydraulic power transmission and braking system for vehicles |
| 06/22/1976 | US3964843 Seal means for rotary piston engine |
| 06/22/1976 | US3964445 Water cooling system - Wankel engine |
| 06/01/1976 | US3960117 Rotary engine |
| 05/25/1976 | US3958906 Rotary engine with modified trochoidally shaped inner wall |
| 05/18/1976 | US3957404 Vanes for fluid power converter |
| 05/11/1976 | US3955905 Sliding-vane pump |
| 05/11/1976 | US3955540 Rotary internal combustion engine |
| 05/04/1976 | US3954356 Rotary engine rotor housing having coolant cooled bridged exhaust port |
| 04/27/1976 | US3953158 Axial retention of drive shaft in a fluid pressure device |
| 04/20/1976 | US3951109 Rotary internal combustion engine |
| 04/13/1976 | US3949711 Rotary engine with graphite housing |
| 03/30/1976 | US3947160 Housing and shaft arrangement |
| 03/30/1976 | US3947159 Split bearing for wankel engine |
| 03/30/1976 | US3947078 Rotary screw machine with rotor thrust load balancing |
| 03/16/1976 | US3944378 Rotary fluid displacement apparatus with orbiting toothed ring member |
| 03/09/1976 | US3942918 Rotor and gear assembly for rotary mechanisms |
| 03/09/1976 | US3942917 Housing for circular piston combustion engine of trochoid type and method of producing the same |
| 03/09/1976 | US3942484 Impeller type engine |
| 03/02/1976 | US3941527 Rotary engine |
| 02/24/1976 | US3940104 Mold for die-cast rotor housing for rotary combustion engines |
| 02/03/1976 | US3936248 Casing for rotary piston engines of trochoidal construction |
| 02/03/1976 | US3936238 Rotary compressors |
| 01/27/1976 | US3934559 Anti-pollutant spherical rotary engine with automatic supercharger |
| 01/27/1976 | US3934321 Rotor housing for a rotary piston type engine and method for manufacturing the same |
| 01/13/1976 | US3932073 Screw rotor machine with spring and fluid biased balancing pistons |
| 01/06/1976 | US3930902 Nitrified sintered alloy |