Device for removal of casting deadhead by hydraulic wedge

Details Device for removal of casting deadhead by hydraulic wedge Device for removal of casting deadhead by hydraulic wedge

1979-09-05

1981-11-10

Spruill, R. L.

Severing by tearing or breaking

Breaking or tearing apparatus

Plural breakers

225103, 254104, 299 23, B26F 300

Patent

active

042993474

ABSTRACT:
The invention concerns a device permitting the separation of a casting piece from a casting deadhead to which it is joined. A pair of jaws are removably joined to a base and are slidable against a central wedge by dovetail surfaces.

REFERENCES:
patent: 2093452 (1937-09-01), Joy
patent: 2225852 (1940-12-01), Acordi
patent: 2328661 (1943-09-01), Maloney
patent: 2385753 (1945-09-01), Young
patent: 2497836 (1950-02-01), Miller
patent: 2657904 (1953-11-01), Evenson
patent: 2690323 (1954-09-01), Evenson
patent: 4130270 (1978-12-01), Andersson
patent: 4221315 (1980-09-01), Latchague

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