Patent · US Expired

Apparatus for constructing tools

US4773284A · kind A · utility

31Cited by
5References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 19, 1987
Grant dateSep 27, 1988
Priority date
Expiry dateMay 19, 2007

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23P15/40
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

Apparatus for constructing a press knife for cutting out sheet material such as leather, wherein machine instructions are generated containing data relating to a desired configuration of the press knife for cutting out a particular profile, the machine instructions are supplied to a bending device (36, 38, 40) and to a strip material feed device (62), the feed device supplies the strip material to the bending device so the bends are introduced into the strip material in accordance with the machine instructions, the formed strip material then being cut off from the stock and assembled and fixed to form the desired knife configuration, preferably being fixed around a support plate which is produced by a forming device (30) fed with machine instructions derived from the same source (12)as those controlling the bending and feeding devices.

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