Internal-combustion engines

Details Internal-combustion engines Internal-combustion engines

1974-08-30

1978-09-19

Myhre, Charles J.

Internal-combustion engines

Valve

Rotary

123 84, 123188R, F02B 2300

Patent

active

041145852

ABSTRACT:
A spark-ignition four-stroke gasoline engine, of the commonly mass-produced type having a plurality of cylinders provided each with two poppet valves mounted in a cylinder-head of the engine and constituting respectively an inlet valve, for passing a fuel-air mixture to the cylinder, and an exhaust valve for passing exhaust gases to an exhaust manifold of the engine, is given exhaust valves which are at least 7% greater in area than the inlet valves.

REFERENCES:
patent: 781802 (1905-02-01), Barber
patent: 1722216 (1929-07-01), Hodgson et al.
patent: 2222134 (1940-11-01), Augustine
patent: 3168083 (1965-02-01), Buchanan
patent: 3556060 (1967-11-01), Henry-Biaband
Basic Cams, Valves & Exhaust Systems, No. 2, Petersen Publishing Co., 1971, pp. 109-113.

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