Direct acting cam-valve assembly

Details Direct acting cam-valve assembly Direct acting cam-valve assembly

1986-10-30

1987-12-08

Feinberg, Craig R.

Internal-combustion engines

Poppet valve operating mechanism

Valve driven closed

123 9027, 123 9049, 123 9055, F01L 130

Patent

active

047112026

ABSTRACT:
A direct acting cam-valve assembly for an internal combustion engine having an engine block means defining a port includes an internal/external cam fixed to an engine driven camshaft and a direct acting cam follower having one end thereof driven reciprocably by the internal/external cam to push an associated poppet valve from a closed position to an open position and to pull the valve from the open position to the closed position. A conventional hydraulic lash adjuster is operatively positioned in the cam follower whereby one end of the lash adjuster abuts against the free valve stem end of the valve and a spring is operatively positioned in the opposite end of the cam follower and operatively connected to the valve stem end of the valve whereby to, in effect, operatively connect the valve to the cam follower.

REFERENCES:
patent: 1644059 (1927-10-01), Holle
patent: 2858818 (1958-11-01), Bailey
patent: 3090368 (1963-05-01), Buchwald
patent: 3183901 (1965-05-01), Thuesen
patent: 3430614 (1969-03-01), Meacham
patent: 3509858 (1970-02-01), Scheibe et al.

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