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Vise

  • US 4,925,168 A
  • Filed: 09/30/1988
  • Issued: 05/15/1990
  • Est. Priority Date: 03/18/1985
  • Status: Expired due to Term
First Claim
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1. Vice for clamping a workpiece with very high accuracy relative to a predetermined reference, comprising:

  • a bed having a reference surface upon which the workpiece may be adjusted and clamped,a first fixed jaw formed from said bed and projecting above said reference surface,a second jaw movable upon said reference surface towards and away from said first jaw when operating a drive means coupled to said second jaw and extending within a longitudinal channel, said channel being formed within said bed and being open to the reference surface through a longitudinal slot, wherein the first jaw, the second jaw and the bed, at least in the vicinity of said jaws, have a low outer profile,at least two abutment surfaces provided on said bed,at least two abutting surfaces provided on said second jaw, said abutment surfaces and said abutting surfaces extending parallel to said channel and being inclined with respect to said reference surface and during clamping a workpiece, cooperating to prevent walls of the bed which surround said channel and said slot from bending,wherein the bed is formed from a base plate formed with at least one incut having a major portion which extends parallel to the reference surface,wherein the incut follows a stepped line thereby forming a nose for stopping broadening of the incut transversely to the reference surface wherein narrowing of the incuts is adjustably limited by a screw element.

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