Lash adjuster and valve system

Details Lash adjuster and valve system Lash adjuster and valve system

2008-04-01

2008-04-01

Eshete, Zelalem (Department: 3748)

Internal-combustion engines

Poppet valve operating mechanism

Tappet

C123S090150, C123S090120, C123S090160

Reexamination Certificate

active

07350491

ABSTRACT:
An added-motion hydraulic valve system is disclosed. The added-motion hydraulic valve system includes an engine valve actuator that causes movement of an engine valve, fluid that moves through a solenoid actuator valve, and a fluid actuator housing having a volume for receiving said fluid. The volume is disposed between the engine valve actuator and an engagement end of the engine valve. A lash adjuster assembly for a valve system is also disclosed. The lash adjuster assembly includes an actuator fluid housing and an added motion hydraulic lash adjuster disposed within the actuator fluid housing. According to an embodiment, the lash adjuster assembly includes a mechanical lash adjuster actuated by a cam arrangement.

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