Patent · US Expired

Roll stand for a cold forming apparatus

US4663957A · kind A · utility

4Cited by
18References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 8, 1985
Grant dateMay 12, 1987
Priority date
Expiry dateOct 8, 2005

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB21D5/08
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A roll stand used for a cold forming apparatus wherein a body of the roll stand has a slant surface on which a pair of non-driving rolls are installed so as to press sheet metal therebetween. The angle between the slant surface of the body and a base on which the body is installed is adjustable by rotating the body, thereby twisting the sheet metal.

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