Cylinder head of a four-cycle engine

Details Cylinder head of a four-cycle engine Cylinder head of a four-cycle engine

1989-03-22

1990-11-13

Cross, E. Rollins

Internal-combustion engines

Poppet valve operating mechanism

Overhead camshaft

123432, F01L 102

Patent

active

049694278

ABSTRACT:
A cylinder head for a four-cycle engine having combustion chamber holes formed in the lower surface thereof, and mounting at least one rotatable cam shaft along the upper surface. The cylinder head may also mount a rocker shaft to permit use with either a 1-cam 2-valve engine or a 1-cam 4-valve engine.

REFERENCES:
patent: 4553515 (1985-11-01), King et al.
patent: 4617896 (1986-10-01), Yoshikawa
patent: 4649872 (1987-03-01), Solheim
patent: 4667636 (1987-05-01), Oishi et al.
patent: 4681069 (1987-07-01), Honma
patent: 4741302 (1988-05-01), Oda et al.
patent: 4773360 (1988-09-01), Heimburg
patent: 4809663 (1989-03-01), De Tomaso
patent: 4819591 (1989-04-01), Valentine

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