Work holders – Relatively movable jaws – Jaw features
Patent
1990-04-23
1992-08-11
Hartman, J. J.
Work holders
Relatively movable jaws
Jaw features
269254CS, 269287, 269154, 269156, B25B 514
Patent
active
051372630
ABSTRACT:
An eyeglass frame holder is provided in the form of a variable contour vice. The vice incorporates a series of parallel slideable jaw elements in two banks that may be locked in position by a single clamping means.
REFERENCES:
patent: 1499989 (1924-07-01), Lehmann
patent: 2498725 (1950-02-01), Thornburg
patent: 4049254 (1977-09-01), Godot
Savoie Marc Y.
Smith Charles R.
French David J.
Hartman J. J.
Ocean Optical Ltd.
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