Patent · US Expired

Method of making a component using a phased split die

US6120728A · kind A · utility

6Cited by
37References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 5, 1997
Grant dateSep 19, 2000
Priority date
Expiry dateNov 5, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S425/058
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

This invention relates to a device to compact parts with an undercut out of powder metal, including a pair of dies linearly moveable relative to one another and then phased, and an associated linearly displaceable pair of punches to produce said parts with said undercut.

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