Oil supply system for valves in an internal combustion engine
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United States of America Patent
Stats
-
Mar 17, 1987
Grant Date -
N/A
app pub date -
Apr 18, 1986
filing date -
Apr 18, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An oil supply system for the overhead valve actuating mechanism of an internal combustion engine. A cam follower is engaged by a hydraulic tappet for constantly maintaining positive contact among the valve actuating mechanism components including a rocker arm pivotally mounted on a rocker shaft and engaging the end of the valve for opening same and a pusher rod extending between the rocker arm and the cam follower. Oil is supplied under pressure to the hydraulic tappet for operating same and from a reservoir chamber in the tappet through oil passages in the cam follower, pusher rod and rocker arm to lubricate the rocker shaft and the points of engagement between those components.
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