Patent · US Expired

Clamping device

US4772000A · kind A · utility

16Cited by
12References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJan 5, 1987
Grant dateSep 20, 1988
Priority date
Expiry dateJan 5, 2007

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB25B5/163
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A clamping device (22) for use in combination with a T-slotted working surface (20) which comprises a slotted clamp member (24), a screw (36), a T-nut (42) and a nosepiece (54) whereby a spring (52) biases the nosepiece against a workpiece (16) edge to rigidly register the workpiece relative to an engraving bit head assembly (12).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.