INTERNAL COMBUSTION ROTARY ENGINE Russian patent published in 2010 - IPC F01C1/46 F02B53/00 

FIELD: engines and pumps.

SUBSTANCE: invention relates to engine production. Proposed engine comprises hollow square-section torus cylinder accommodating shaped pistons blades, spring-loaded shutters 11 with seals 17, 18, 19, 21 to divide said cylinder into sections. One end of said shutters is fixed in cylinder seat "a", another one rests on piston blades to interact with valve-proportioner 15. The engine comprises also spark plugs arranged in aforesaid seat "a", shaft 6 running in bearings 14 fitted in sidewalls 2 and 3, pressure ring, compressor and gas-exhaust collector 10. Engine incorporates ejector 8, attached at right angle to gas-exhaust collector 10 to communicate with compressor. Piston blades are fixed in pressure ring crosswise slots, said pressure ring being made fast on compressor disk fitted on shaft 6 and extending through cylinder inner wall slot. Said pressure ring has circular grooves to accommodate graphite segments of compression rings. Perimetre of aforesaid shutters has rectangular grooves accommodating parallelepiped-like graphite seals 17, 18, 19, 20. Seals are arranged on flexible heat-steel plates 22, 24.

EFFECT: sealed and lubed friction surfaces.

4 dwg