INTERNAL COMBUSTION ENGINE: FIVE-STROKE ROTARY ENGINE WITH ONE CENTRAL ROTARY GATE SHARED BY SEPARATE WORKING MEDIUM COMPRESSION AND EXPANSION SECTIONS, AND ISOLATED INVARIABLE-VOLUME COMBUSTION CHAMBERS Russian patent published in 2013 - IPC F02B53/08 

Abstract RU 2477377 C2

FIELD: engines and pumps.

SUBSTANCE: proposed engine comprises vaned rotors of "compression-intake" sections, rotors of "expansion-discharge" sections, and central cylindrical gate. Said gate is furnished with pass openings. Total number of rotor sections equals or multiply exceeds that of said pass openings at said central gate. Invariable-volume hollow combustion chambers are arranged on said housing in number twice as great as that of gate drums. Rotor sections and combustion chambers are communicated via gas ducts with pass openings. Said pass openings are opened and closed at regular intervals by cylindrical slide valves. Compressed working mix is fired and completely combusted in closed and invariable volume of combustion chambers at closed pass openings. Working cycles are tuned so that only one of two adjacent chambers can eject gases in expansion sector every regular expansion cycle.

EFFECT: simplified design and kinematics, higher power output.

2 cl, 6 dwg

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RU 2 477 377 C2

Authors

Isaev Igor' Jur'Evich

Dates

2013-03-10Published

2011-06-16Filed