Metal working – Means to assemble or disassemble – Valve applying or removing
Patent
1990-08-08
1991-10-01
Watson, Robert C.
Metal working
Means to assemble or disassemble
Valve applying or removing
B23P 1904
Patent
active
050520911
ABSTRACT:
A valve spring compressor which consists of a round tube steel frame and uses a manually operated lever attached to a master cylinder and slave cylinder hydraulic system which creates the pressure to compress valve springs also a spring seat bracket consisting of a round tube welded to a round disc and allows access to valve locks and valve stems.
REFERENCES:
patent: 2509516 (1950-05-01), Murphy
patent: 2691209 (1954-10-01), Stearns
patent: 2741020 (1956-04-01), Arthur
patent: 4555927 (1985-12-01), Grace
patent: 4654944 (1987-04-01), Graf
Bryan Kenny L.
Bryan Randy J.
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