Valve gear for four-cycle engine

Details Valve gear for four-cycle engine Valve gear for four-cycle engine

1987-08-06

1988-08-09

Cross, E. Rollins

Internal-combustion engines

Poppet valve operating mechanism

Rod

F01L 104

Patent

active

047620943

ABSTRACT:
A valve gear adapted for a four-cycle engine. Provided are a groove having such a shape folding around a crank shaft with an intersection as to return back to a starting point in two turns, a cam formed on top faces of both banks of aforesaid groove, a tappet arm projecting sideways from a tappet and elastically engaged with aforesaid cam, and a slider supported by aforesaid tappet arm and slidably fitted into aforesaid groove, and aforesaid tappet arm is guided by aforesaid slider to be given a lift by aforesaid cam provided on the outer circumference of the crank shaft.

REFERENCES:
patent: 3306276 (1967-02-01), Harkness et al.
patent: 4380216 (1983-04-01), Kandler

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