Hydraulic lash adjuster oil metering valve

Details Hydraulic lash adjuster oil metering valve Hydraulic lash adjuster oil metering valve

1975-09-02

1977-01-25

Myhre, Charles J.

Internal-combustion engines

Poppet valve operating mechanism

Lubrication

123 9027, 123 9043, F01M 910

Patent

active

040045587

ABSTRACT:
A hydraulic lash adjuster has a cylindrical body and a hollow plunger slidably received within the body, the upper portion of the plunger extending beyond the body and is provided with a semi-spherical end socketably received in the socket of a rocker arm. The plunger has an internal oil chamber in communication with the exterior of the body and its semi-spherical end is provided with a through passage whereby to effect lubrication of the rocker arm. A snap-fit oil metering valve is snapped into the passage in the semi-spherical end of the plunger to control flow through the aperture from the internal oil chamber of the plunger.

REFERENCES:
patent: 2857895 (1958-10-01), Schiebe
patent: 3137282 (1964-06-01), Voorhies
patent: 3153404 (1964-10-01), Van Slooten
patent: 3273548 (1966-09-01), Hoffman
patent: 3400696 (1968-09-01), Thompson
patent: 3502058 (1970-03-01), Thompson
patent: 3587539 (1971-06-01), Dadd

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