Patents
Sitemap › F01 - Machines or engines in general; Engine plants in general; Steam engines › F01C - Rotary-piston or oscillating-piston machines or engines › F01C 1 - Rotary-piston machines or engines
Patents for F01C 1 - Rotary-piston machines or engines (9,235)
04/1984
04/24/1984US4444164 Internal combustion rotary power plant system
04/18/1984EP0105684A1 Scroll type refrigerant compressor with improved spiral element
04/17/1984US4443168 Gear machine centering arrangement
04/17/1984US4443166 Scroll fluid apparatus with an arcuate recess adjacent the stationary wrap
04/10/1984US4441870 Scroll member
04/03/1984CA1164804A1 Rotary piston-internal combustion engine having a central axis
03/1984
03/28/1984EP0103985A2 Rotary engine or compressor
03/27/1984CA1164269A1 Self-contained rotary fuel pump
03/20/1984US4437823 For use in pumps, compressors and motors
03/20/1984US4437441 For charging a self-contained power turbine
03/15/1984WO1984000993A1 Rotary machine
03/14/1984EP0102555A1 Rotary piston machine
03/13/1984US4436495 Method of fabricating two-piece scroll members for scroll apparatus and resulting scroll members
03/06/1984US4435139 For a working fluid
03/06/1984US4435138 Rotary vane machine with rotating end sealing plates
03/06/1984US4435136 Orbiting piston type fluid displacement apparatus with shaft bearing and seal mechanisms
03/06/1984US4434757 Rotary piston internal combustion engine
03/06/1984US4434751 Rotary piston engine
02/1984
02/28/1984US4433658 Bi-annulus rotary engine
02/28/1984US4433564 Scroll manufacturing tool
02/21/1984US4432712 Hydrostatic gear ring machine
02/21/1984US4432709 Hydraulic pump or motor
02/21/1984US4432708 Scroll type fluid displacement apparatus with pressure communicating passage between pockets
02/21/1984US4432314 Internal combustion engine
02/21/1984US4432203 Rotary external combustion engine
02/14/1984US4431389 Power transmission
02/14/1984US4431388 Controlled suction unloading in a scroll compressor
02/14/1984US4431380 Scroll compressor with controlled suction unloading using coupling means
02/14/1984CA1162172A1 Cartridge rotary vane pump
02/07/1984US4430050 Rotary, positive-displacement machine
02/01/1984EP0099740A1 Scroll type fluid displacement apparatus and method of assembly
01/1984
01/31/1984US4428339 Rotary engine
01/10/1984US4424779 Internal combustion rotary power plant system
01/03/1984US4424013 Energized-fluid machine
01/03/1984US4424010 Involute scroll-type positive displacement rotary fluid apparatus with orbiting guide means
01/03/1984US4423711 Multiple port intake means for rotary piston engines
01/03/1984US4423710 High compression rotary engine
12/1983
12/27/1983US4422419 Rotary internal combustion engine
12/13/1983CA1158620A1 Rotary compressor or engine
12/06/1983US4419057 Rotary piston motor
12/06/1983US4418663 Rotary engine
11/1983
11/29/1983US4417863 Scroll member assembly of scroll-type fluid machine
11/29/1983US4417862 Rotary motor with multilobed rotor and orbiting coupling means
11/29/1983US4417859 Rotary displacement turbine engine with vacuum relief valve means
11/22/1983CA1157439A1 Rotary expansion power unit
11/15/1983US4415322 Rotary machine with controlled retractable elements
11/15/1983US4415318 Rolling thrust bearing for use in a scroll machine
11/15/1983US4415317 Wrap element and tip seal for use in fluid apparatus of the scroll type
11/15/1983US4414938 Rotary internal combustion engine
11/15/1983CA1156990A1 Rotary displacement turbine engine
11/10/1983WO1983003874A1 Rotary engines and pumps
11/08/1983US4413961 Motion conversion device and rotary displacement device
11/08/1983US4413959 Scroll machine with flex member pivoted swing link
11/02/1983EP0022782B1 Gear machine
11/01/1983US4412796 Helical screw rotor profiles
10/1983
10/25/1983US4411605 Involute and laminated tip seal of labyrinth type for use in a scroll machine
10/25/1983US4411604 Scroll-type fluid displacement apparatus with cup shaped casing
10/19/1983EP0091544A2 Movement synchronizing means for scroll-type fluid displacement apparatus
10/18/1983US4410305 Vane type compressor having elliptical stator with doubly-offset rotor
10/12/1983EP0090931A2 Movement synchronizing means for scroll-type fluid displacement apparatus
10/11/1983CA1155064A1 Multicycle rotary engine
09/1983
09/29/1983WO1983003282A1 Orbital engines
09/27/1983US4406602 Screw rotor with specific tooth profile
09/27/1983US4406601 Rotary positive displacement machine
09/27/1983US4406600 Scroll-type fluid displacement apparatus with rotation prevention/thrust bearing means for orbiting scroll member
09/14/1983EP0088288A1 Internal axis rotary-piston machine
09/13/1983US4403581 Rotary vane internal combustion engine
09/13/1983US4403494 Method of fabricating scroll members by coining and tools therefor
09/07/1983EP0087747A2 Internal-axis rotary-piston machine without crank-shaft
09/07/1983EP0087746A1 Rotary piston supercharger driven by exhaust gases
08/1983
08/31/1983EP0087242A1 Power plant
08/30/1983US4401420 Male and female screw rotor assembly with specific tooth flanks
08/30/1983US4401070 Rotary engine
08/23/1983US4400145 Driveshaft arrangement for a rotary expansible chamber device
08/23/1983US4399654 Power plant having a free piston combustion member
08/16/1983US4398874 Gear ring pump
08/16/1983US4398512 Internal combustion engines and rotary volumetric compressors
08/10/1983EP0085427A1 Four-stroke internal-combustion engine
08/10/1983EP0085248A1 Orbiting piston type fluid displacement apparatus with internal balanceweight
08/02/1983US4396364 Scroll fluid apparatus with crankshaft bearing located in orbiting pin force plane
07/1983
07/26/1983US4395206 Seal compensated geometry rotary motion device
07/26/1983US4395205 Mechanically actuated tip seals for scroll apparatus and scroll apparatus embodying the same
07/20/1983EP0083892A2 Rotary machine with pistons having a non-uniform rotational speed
07/19/1983US4394112 Combination roller tooth set having roller teeth and concave surfaces disposed to engage each other
07/19/1983US4393829 Rotary engine
06/1983
06/28/1983US4390331 Positive displacement four lobe impeller structure
06/28/1983US4390329 Rotary fluid pressure device and valve-seating mechanism therefor
06/28/1983US4390328 Machine with rotary piston including a flexible annular member
06/28/1983US4390327 Alternating rotor motor with rotor positioning sensors
06/22/1983EP0081659A1 Pump unit driven by an electric motor
06/21/1983US4389174 Rotary power plant runner/shutter mechanism
06/21/1983US4389173 Arcuate piston rotary engine
06/21/1983US4389172 Rotary compressor or expansion engine of hypotrochoidal configuration and angularly displaced gear means
06/14/1983US4388048 Stepping type unloading system for helical screw rotary compressor
06/07/1983US4386892 Hydrostatic meshing gear machine with arcuate tooth flanks
06/07/1983US4386890 Delivery valve assembly, especially for rotary compressors
06/01/1983EP0080443A1 Overspeed safety device
06/01/1983EP0080070A1 Internal-combustion engine
05/1983
05/31/1983US4385873 Rotary vane type pump or motor and the like with circular chamber portions
05/31/1983US4385498 Method for converting one form of energy into another form of energy
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