INTERNAL COMBUSTION ENGINE TIMING GEAR VALVE CONTROL MECHANISM Russian patent published in 2000 - IPC

FIELD: mechanical engineering; heat machines. SUBSTANCE: valve control mechanism of timing gear has hollow cylinder, supply, drain and return channels, spring-loaded supply valve and spring-loaded plunger partly arranged in cylinder working space displacement, end piece made in form of cup with bottom and connected with cylinder, spring-loaded piston installed inside end piece and forming above-piston and under-piston spaces. Mechanism is furnished additionally with stop device including spring-loaded lock with heal. Stop device has also lock ring and stopper. EFFECT: prevention of phase failures and violation of timing valve travel under heavy loads. 4 cl, 5 dwg