Vise with sliding movable clamp surface

Details Vise with sliding movable clamp surface Vise with sliding movable clamp surface

1986-09-25

1988-01-05

Watson, Robert C.

Work holders

Relatively movable jaws

Jaw features

269258, B25B 120

Patent

active

047171324

ABSTRACT:
It is an improved mechanism of vise; the feature of this invention is that on the two jaws of a vise, a sliding movable clamp piece is mounted for clamping a working piece having a plane surface, or irregular planes; in addition, said sliding movable clamp piece can automatically adjust its angular and eccentric sliding movement so as to tightly position a working piece on a vise.

REFERENCES:
patent: 75576 (1868-03-01), Prentiss
patent: 113656 (1871-04-01), Harwood
patent: 1059545 (1913-04-01), Kunze
patent: 1649567 (1927-11-01), Bruckmann
patent: 2407990 (1946-09-01), Lurie
patent: 2502124 (1950-03-01), Bray
patent: 2595699 (1952-05-01), Petersen
patent: 2724296 (1955-11-01), Parrish et al.
patent: 2894548 (1959-07-01), Peck et al.
patent: 2945523 (1960-07-01), Jenkins
patent: 4022454 (1977-05-01), Bredvik

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