Patents for F03C 2 - Rotary-piston engines (2,448)
06/1977
06/28/1977US4032267 Gerotor motor with a stationary inner member and a rotating and orbiting outer member
06/07/1977US4028020 Oil seal for a rotary engine
05/1977
05/31/1977US4026662 Bearings for slant axis rotary mechanisms
05/24/1977US4025243 Orbital device
05/10/1977US4022553 Rotary piston compressor with inlet and discharge through the pistons which rotate in the same direction
05/03/1977US4021165 Rotative machine for fluids with spiral-like passages and vane wheels
05/03/1977US4021161 Rotary fluid pressure device and thrust absorbing arrangement therefor
05/03/1977US4021158 Spherical piston machine
04/1977
04/26/1977US4019589 Pulse motor nut runner
04/12/1977US4017224 Gear machine with cutouts in the shaft journals
03/1977
03/22/1977US4013388 Support means for floating rotary ring member
03/15/1977US4012182 Machines for energy conversion
03/01/1977US4009973 Seal for hydraulic pumps and motors
02/1977
02/15/1977US4008018 Rotary fluid displacement device having improved porting
02/15/1977US4008015 Rotor-stator gear set
02/15/1977US4008014 Piston seals for rotary mechanisms
02/01/1977US4005950 Bearings for slant axis rotary mechanisms
01/1977
01/25/1977US4004866 Gerotor device with valve compensating means
12/1976
12/28/1976US3999903 Combination thrust and journal bearing
11/1976
11/30/1976US3994636 Axial compliance means with radial sealing for scroll-type apparatus
11/30/1976US3994635 Scroll member and scroll-type apparatus incorporating the same
10/1976
10/26/1976US3988078 Seals for rotary engines
10/19/1976US3986799 Fluid-cooled, scroll-type, positive fluid displacement apparatus
09/1976
09/28/1976US3982861 Rotor construction for slant axis rotary mechanisms
09/28/1976US3982859 Floating flow restrictors for fluid motors
09/21/1976US3981648 Power transmission
09/21/1976US3981641 Hydraulic motor with orbiting drive member
09/21/1976US3981640 Slant axis rotary mechanism
09/07/1976US3978665 Oil hydraulic motor
08/1976
08/17/1976USRE28933 Hydraulic torque motor
08/17/1976US3975124 Gear motor with valve controlled pressure biased end seals for facilitatng starting of the gear motor
08/10/1976US3973881 Vane-type pump or motor with undervane fluid bias
08/10/1976US3973469 Floating chamber machine
08/03/1976US3972660 Corner seals for rotary mechanisms
08/03/1976US3972659 Planetary gear motor having fixed and rotating sun gears
08/03/1976US3972658 Housing for slant axis rotary mechanism
08/03/1976US3972657 Slant axis rotary mechanism
06/1976
06/29/1976US3966369 Inlet and outlet ports and sealing means for a fluid driven motor
06/22/1976US3964842 Hydraulic device
06/01/1976US3960470 Hydraulic motor brake
05/1976
05/25/1976US3958494 Multiple displacement hydraulic motor drive apparatus
05/18/1976US3957404 Vanes for fluid power converter
05/04/1976US3954358 Compressor
05/04/1976US3954357 Air pump pivot pin restraint
04/1976
04/27/1976US3953160 Gear pumps and motors
04/20/1976US3951575 Controlled output gear pump and motor
04/20/1976US3951097 Hydraulic motor or pump
03/1976
03/30/1976US3947163 Screw rotor machine with axially balanced hollow thread rotor
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