Work holders – Plural holders to hold workpieces relative to each other – Workpieces normal to each other
Patent
1987-05-27
1989-05-09
Watson, Robert C.
Work holders
Plural holders to hold workpieces relative to each other
Workpieces normal to each other
269119, 292815, B27M 300
Patent
active
048282391
ABSTRACT:
A multi-element clamp is used in association with a frame corner welding apparatus. The clamp or jig consists of a base element, a floating element and a clamp element. The floating element is bias coupled to the base element and when driven to clamp position serves as a clamp, with respect to the base element and is converted to a base element with respect to the clamp element.
REFERENCES:
patent: 1518709 (1924-12-01), Thomas
patent: 1602684 (1926-10-01), Lancaster
patent: 2515533 (1950-07-01), Suter
patent: 2662433 (1953-12-01), Braun
patent: 4066250 (1978-01-01), Campbell
patent: 4235005 (1980-11-01), James
patent: 4241906 (1980-12-01), Cole
patent: 4653740 (1987-03-01), Miessner
Barbero Paul
Grandy John
Quinn Robert
Sparacino Louis
Feldman Stephen E.
Watson Robert C.
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