Rocker arm assembly

Details Rocker arm assembly Rocker arm assembly

2011-05-03

2011-05-03

Denion, Thomas E (Department: 3748)

Internal-combustion engines

Poppet valve operating mechanism

With means for varying timing

C123S090440

Reexamination Certificate

active

07934477

ABSTRACT:
An engine assembly may include an engine structure, a rocker arm assembly supported by the engine structure, a camshaft rotatably supported on the engine structure and engaged with the rocker arm assembly, and a valve member engaged with the rocker arm assembly. The rocker arm assembly may include a lever body having a first end engaged with the valve member and a second end defining a pivot point and having an opening therethrough, an arm assembly including a first end rotatably coupled to the first end of the lever body and a second end including a latch, and a locking mechanism located within the opening in the lever body and including a latch pin having a recess therein and a guide holder including a finger extending into the recess preventing rotation of the latch pin relative to the guide holder.

REFERENCES:
patent: 5239952 (1993-08-01), Morita
patent: 6769387 (2004-08-01), Hayman et al.
patent: 6976461 (2005-12-01), Rorig et al.
patent: 6997152 (2006-02-01), Harris
patent: 7278384 (2007-10-01), Fernandez et al.
patent: 7308872 (2007-12-01), Sellnau et al.
patent: 7798113 (2010-09-01), Fischer et al.

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