Patent · US Expired

Load control device for use in automatic forging press

US5000021A · kind A · utility

11Cited by
5References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 22, 1989
Grant dateMar 19, 1991
Priority date
Expiry dateFeb 22, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB30B15/28
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

In an automatic press for continuously carrying out a plurality of processes simultaneously, while reducing press load to be applied is necessary to avoid the problem of defective products or damage to dies due to overload in automatic load control device for use in an automatic press of the noted type is proposed, in which the presence of material to be press-worked in each die is detected to appropriately establish an optimum press load value.

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