Patent · US Expired

Apparatus for trimming a tubular article

US4843930A · kind A · utility

7Cited by
7References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 3, 1988
Grant dateJul 4, 1989
Priority date
Expiry dateJun 3, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T83/9428
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

The apparatus comprises axially aligned punches 1 and 2 which are operated to cooperate with dies 3 and 4 to trim the flanged ends of a tubular article. The dies are formed in two halves which are opened to allow an article to be positioned at the work station and are then closed around the ends of the article. The punches, dies, and an article delivering mechanism are driven in timed relation from a motor 5.

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