Work holders – Relatively movable jaws – Three coacting work grippers
Patent
1993-12-10
1995-01-03
Watson, Robert C.
Work holders
Relatively movable jaws
Three coacting work grippers
269210, 269242, B25B 110
Patent
active
053779630
ABSTRACT:
A machine vise for securing a workpiece adjacent a cutting tool has a body with a variety of clamping recesses milled therein. The body of said vise has an aperture therethrough for slidably accepting a jaw bar. The jaw bar includes a moveable jaw and a guide channel which is slidably mounted within the aperture for positioning the movable jaw adjacent a stationary jaw for gripping a workpiece therebetween. A movable stop block sets the height of the workpiece and includes ratchet teeth for engaging a rack milled into the body. A fastener tightens the stop block in a selected position on the rack. Bolts having oppositely extended sections adjacent the moveable jaw with respect to the stationary jaw. The height of the workpiece is accurately set by the stop block.
REFERENCES:
patent: 381890 (1888-04-01), Taylor
patent: 426341 (1890-04-01), Strong
patent: 934589 (1909-09-01), Bradford
patent: 1131869 (1915-03-01), Schade
patent: 1336754 (1920-04-01), Parmelee
patent: 2817892 (1957-12-01), Jones
patent: 3017174 (1962-01-01), Reuter
patent: 3166307 (1965-01-01), Sego
patent: 3345061 (1967-10-01), Schaefer
patent: 3394389 (1968-07-01), Amir
patent: 3982740 (1976-09-01), Gutman
patent: 4184667 (1980-01-01), Alessio
patent: 4232857 (1980-11-01), Bezubik et al.
patent: 4957257 (1990-09-01), Gonzalez
patent: 4962918 (1990-10-01), Yang
patent: 5172896 (1992-12-01), Beere
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