| Patents for F04C 2 - Rotary-piston machines or pumps (14,296) |
|---|
| 12/27/1984 | EP0129345A2 Rotary fluid pump |
| 12/27/1984 | EP0129126A1 Rotary piston machines |
| 12/27/1984 | EP0129066A2 Stepped discs pump |
| 12/11/1984 | US4487559 Hydraulic machine with retractable partitions and variable cubic capacity |
| 12/04/1984 | US4486150 Rotary pump and improved discharge port arrangement |
| 11/28/1984 | EP0126238A1 Scroll-type fluid displacement machine |
| 11/27/1984 | US4484870 Planetary hydraulic motor with irregularly arranged valving parts |
| 11/21/1984 | EP0125328A1 Vane pump, especially for power steering |
| 11/14/1984 | EP0124592A1 Hydraulic torque device |
| 11/13/1984 | US4482305 Axial flow apparatus with rotating helical chamber and spindle members |
| 11/13/1984 | CA1177819A1 Articulated coupling |
| 11/07/1984 | EP0124299A2 Hydraulic gerotor motor and parking brake for use therein |
| 11/06/1984 | US4480972 Gerotor motor and case drain flow arrangement therefor |
| 11/06/1984 | US4480971 In a rotary fluid pressure device |
| 11/06/1984 | US4480970 Self priming gear pump |
| 11/06/1984 | CA1177477A1 Direct drive bit for deep well drilling tools |
| 11/06/1984 | CA1177327A1 Power steering pump |
| 11/06/1984 | CA1177326A1 Power steering pump |
| 10/31/1984 | EP0123579A1 Apparatus for hydrostatic compensation of hydraulic pumps and motors of gear-type |
| 10/16/1984 | US4477231 Variable displacement vane type pump |
| 10/10/1984 | EP0120993A2 Vane pump |
| 10/03/1984 | EP0120597A1 Positive displacement pump |
| 10/03/1984 | EP0120058A1 Double vane pump |
| 10/02/1984 | US4474544 Rotary gerotor hydraulic device with fluid control passageways through the rotor |
| 10/02/1984 | CA1175291A1 Gear pump or motor with low pressure bearing lubrication |
| 09/26/1984 | EP0119460A2 Hydraulic energy-conversion device |
| 09/18/1984 | US4472123 Internal gear machine with segmented filler members |
| 09/13/1984 | WO1984003537A1 Compact high torque hydraulic motors |
| 09/11/1984 | US4470776 Methods and apparatus for gear pump lubrication |
| 09/11/1984 | CA1174113A1 Flushable rotary gear pump |
| 08/30/1984 | WO1984003330A1 Rotary blade machine |
| 08/28/1984 | CA1173296A1 Gerotor gear set device with integral rotor and commutator |
| 08/22/1984 | EP0116217A1 Two-speed gerotor motor |
| 08/21/1984 | US4466809 Fuel supply method for a gasification chamber |
| 08/21/1984 | CA1172905A1 Displacement variation of hydraulic machines with retractable partitions |
| 08/15/1984 | EP0115889A1 Orbital hydraulic motor with frontal distribution and hydrostatic gap compensation |
| 08/15/1984 | EP0115559A1 Variable capacity gear pump |
| 08/14/1984 | US4465445 Rotary pivoted vane pump |
| 08/07/1984 | US4464100 Scroll fluid apparatus handling compressible fluid |
| 08/07/1984 | CA1172106A1 Power transmission |
| 07/31/1984 | US4462772 Oil feeding device for scroll fluid apparatus |
| 07/31/1984 | US4462770 Gear pump with rotatable sections |
| 07/25/1984 | EP0113786A1 Scroll type compressor with displacement adjusting mechanism |
| 07/18/1984 | EP0113606A2 Rotary displacement pump |
| 07/17/1984 | US4460322 Rotors for a rotary screw machine |
| 07/17/1984 | CA1171045A1 Rotary compressor |
| 07/03/1984 | US4457678 Fluid drive mechanism |
| 07/03/1984 | US4457677 High torque, low speed hydraulic motor |
| 07/03/1984 | US4457676 Driving support mechanism for an orbiting scroll of a scroll type fluid displacement apparatus |
| 06/27/1984 | EP0112008A1 A pressure loaded gear pump |
| 06/26/1984 | US4456436 Rotary fuel supply unit with matched materials for the rollers and running track |
| 06/26/1984 | US4456435 Scroll type fluid displacement apparatus |
| 06/19/1984 | US4455130 Gear machine with oppositely aligned sealing elements |
| 06/13/1984 | EP0110565A1 A rotor for a rotary pump |
| 06/13/1984 | EP0110552A1 Improvements in or relating to pumps for dispensing beverages |
| 06/12/1984 | US4453901 Positive displacement pump |
| 06/05/1984 | CA1168510A1 Gear ring pump |
| 05/29/1984 | US4451218 Vane-piston pump |
| 05/29/1984 | US4451217 Rotary fluid pressure device |
| 05/29/1984 | US4451216 Planetary hydraulic motor with stator gear hinged to a housing |
| 05/29/1984 | US4451215 Rotary piston apparatus |
| 05/22/1984 | US4449953 Articulated coupling |
| 05/22/1984 | US4449898 Power transmission |
| 05/15/1984 | US4448256 Foam liquid proportioner |
| 05/10/1984 | WO1984001800A1 Hydraulic torque device |
| 05/09/1984 | EP0107824A1 Internal gear pump |
| 05/08/1984 | CA1166933A1 Drive transmission means |
| 05/01/1984 | US4445830 Radial vane pump having variable displacement |
| 04/24/1984 | CA1166076A1 Gear pumps and motors |
| 04/17/1984 | US4443169 Gear pump |
| 04/17/1984 | US4443168 Gear machine centering arrangement |
| 04/17/1984 | US4443166 Scroll fluid apparatus with an arcuate recess adjacent the stationary wrap |
| 04/17/1984 | US4443165 Moineau pump with helicoidal coupling sleeve |
| 04/17/1984 | US4443161 Balanced dual chamber oil pump |
| 04/12/1984 | WO1984001408A1 Double vane pump |
| 04/10/1984 | US4441870 Scroll member |
| 04/03/1984 | CA1164729A1 Marine drive water pump |
| 04/03/1984 | CA1164728A1 Power steering pump |
| 03/27/1984 | US4439119 Gerotor machine with commutating valving through the ring gear |
| 03/27/1984 | US4439117 Variable displacement vane pump |
| 03/27/1984 | CA1164269A1 Self-contained rotary fuel pump |
| 03/27/1984 | CA1164268A1 Submersible pump for use in toxic and hazardous waste sampling |
| 03/20/1984 | US4437823 For use in pumps, compressors and motors |
| 03/15/1984 | WO1984001004A1 Helical gear pump |
| 03/13/1984 | CA1163500A1 Self-contained rotary fuel pump |
| 03/07/1984 | EP0101758A1 Vane pump or motor |
| 03/06/1984 | US4435136 Orbiting piston type fluid displacement apparatus with shaft bearing and seal mechanisms |
| 03/01/1984 | EP0041518A4 Drive transmission means. |
| 02/28/1984 | US4433967 Pump impeller |
| 02/21/1984 | US4432712 Hydrostatic gear ring machine |
| 02/21/1984 | US4432711 Vane pump with cylinder profile defined by cycloid curves |
| 02/21/1984 | US4432710 Rotary type machine with check valves for relieving internal pressures |
| 02/21/1984 | US4432709 Hydraulic pump or motor |
| 02/15/1984 | EP0100627A1 Helical gear pump |
| 02/14/1984 | US4431391 Rotary pump |
| 02/14/1984 | US4431389 Power transmission |
| 02/14/1984 | CA1162106A1 Pressure gradient for a rotary hydraulic machine |
| 02/08/1984 | EP0099950A2 A sintered rotor for a rotary pump and a manufacturing method for the rotor |
| 01/18/1984 | EP0098682A1 Planetary rotation machine |
| 01/18/1984 | EP0098377A1 Gerotor type hydraulic machine |