Patent · US Expired

Bending press

US4354374A · kind A · utility

19Cited by
6References
1Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 16, 1980
Grant dateOct 19, 1982
Priority date
Expiry dateDec 16, 2000

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB21D5/02
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A press for bending a sheet metal comprising a support member fixedly secured to a press frame, a slide vertically movable on the press frame toward and away from the support member, a punch secured to the slide, a table mounted on the support member, a die secured to the table, and a plurality of adjusting wedge mechanisms disposed between the support member and the table. An upper wedge member is fixedly secured to the table, and a lower wedge member is laterally movable relative to the support member. A rack is fixedly secured to the lower wedge member, and a pinion engageable with the rack for vertical adjustment of each adjusting mechanism.

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