Valve actuator for overhead camshaft engine

Details Valve actuator for overhead camshaft engine Valve actuator for overhead camshaft engine

1990-10-15

1991-06-11

Okonsky, David A.

Internal-combustion engines

Poppet valve operating mechanism

Overhead camshaft

123 9045, 123 9039, F01L 118

Patent

active

050223607

ABSTRACT:
In an overhead camshaft type engine, a valve actuation assembly including an elongated rocker arm finger follower, one end portion of which engages an end of the engine valve, a mid-portion of which engages the camshaft and another end of which is supported by a pivotal connection provided by an arm portion of an adjusting member having a body portion rotatable about a support shaft. Another arm portion of the adjusting member is engaged by an extendable valve lash adjuster which effectively moves the finger follower about the end of the valve and engages the follower with the camshaft at all times.

REFERENCES:
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patent: 4526142 (1985-07-01), Hara et al.
patent: 4607600 (1986-08-01), Yoshizaki
patent: 4611558 (1986-09-01), Yoshizaki et al.
patent: 4612887 (1986-09-01), Yoshizaki
patent: 4617880 (1986-10-01), Yoshizaki
patent: 4768467 (1988-09-01), Yamada et al.
patent: 4844023 (1989-07-01), Konno et al.
patent: 4944256 (1990-07-01), Matayoshi et al.

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