SOHC type internal combustion engine

Details SOHC type internal combustion engine SOHC type internal combustion engine

1987-07-07

1989-01-10

Wolfe, Willis R.

Internal-combustion engines

Poppet valve operating mechanism

Plural valve trains, single actuator

123 9044, F01L 126

Patent

active

047965746

ABSTRACT:
An SOHC type internal combustion engine wherein in a wall portion projectingly formed on a cylinder head and supporting a cam shaft is provided a bearing hole which supports a journal of the cam shaft having a larger diameter than the rotational path of the tip of a cam lobe, and an ignition plug insertion hole is provided continuous to an ignition plug mounting hole which is provided in the cylinder head and opens into the combustion chamber and wherein a protecting cylinder provided with the ignition plug insertion hole is integrally formed with the cam shaft receiving wall.

REFERENCES:
patent: 4267811 (1981-05-01), Springer
patent: 4553515 (1985-11-01), King et al.
patent: 4612885 (1986-09-01), Yoshikawa
patent: 4660527 (1987-04-01), Tanaka et al.
patent: 4660529 (1987-04-01), Yoshikawa
patent: 4662323 (1987-05-01), Moriya
patent: 4671222 (1987-06-01), Gallot et al.
patent: 4741302 (1988-05-01), Oda et al.

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