Hydraulic lash adjuster

Details Hydraulic lash adjuster Hydraulic lash adjuster

1988-01-19

1989-06-20

Wolfe, Willis R.

Internal-combustion engines

Poppet valve operating mechanism

Tappet

123 9043, F01L 124

Patent

active

048401536

ABSTRACT:
A lash adjuster has a plunger assembly comprising a plunger and a plunger cap. A separator is provided in the plunger cap to prevent the air mixed in the introduced oil from flowing into a reservoir chamber. The plunger cap further has a valve device in addition to the separator for preventing external air from being drawn into the lash adjuster.

REFERENCES:
patent: 2737934 (1953-03-01), Banker
patent: 2815740 (1957-12-01), Slater
patent: 3799129 (1974-03-01), Cornell
patent: 4184464 (1980-01-01), Svihlik
patent: 4387675 (1983-06-01), Hori et al.
patent: 4481913 (1984-11-01), Wirth
patent: 4633827 (1987-01-01), Buente

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