Mechanical valve lifter

Details Mechanical valve lifter Mechanical valve lifter

1975-07-25

1976-11-02

Myhre, Charles J.

Internal-combustion engines

Poppet valve operating mechanism

With means for varying timing

74569, 123 9052, F01L 114

Patent

active

039890163

ABSTRACT:
A mechanical valve lifter including a cup member adapted to fit over the end of a valve stem, the cup member having a boss therein with an axial bore extending from one end thereof and a threaded bore extending radially from the exterior of the cup member to intersect the bore in the boss, an elastomer plug positioned in the bore of the boss, a piston member slidably received in the bore with one side thereof in abutment with the elastomer plug and the other side engageable with the end of the valve stem and, an internal wrenching head screw threaded into the threaded bore to engage the elastomer plug.

REFERENCES:
patent: 1403682 (1922-01-01), Gorton
patent: 1440427 (1923-01-01), Wigelius
patent: 3002508 (1961-10-01), Barker
patent: 3270726 (1966-09-01), Cotton
patent: 3369532 (1968-02-01), McIlroy

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