Metal working – Means to assemble or disassemble – Valve applying or removing
Reexamination Certificate
2005-08-23
2005-08-23
Watson, Robert C. (Department: 3723)
Metal working
Means to assemble or disassemble
Valve applying or removing
Reexamination Certificate
active
06931704
ABSTRACT:
An engine valve lifter lifting tool for lifting valves to clear a camshaft such that the camshaft is replaceable without having to remove the intake manifold includes a plate having a plurality of rods each snugly inserted through a respective alignment tube to permit selective positioning of each rod within the respective alignment tube. Each rod includes a magnet to engage one of the valve lifters to hold the lifter clear of the camshaft. A respective plunger assembly is attached to each rod to detach the lifter from the magnet.
REFERENCES:
patent: 4575913 (1986-03-01), Sugiuchi et al.
patent: 5724860 (1998-03-01), Sekiguchi et al.
patent: 6125537 (2000-10-01), Kuehl
patent: 6321626 (2001-11-01), Liu
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