Patent · US Expired

Steel tube working apparatus

US4676425A · kind A · utility

3Cited by
5References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 5, 1985
Grant dateJun 30, 1987
Priority date
Expiry dateDec 5, 2005

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23P6/00
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A steel tube working apparatus is composed of a clamping device consisting of a pair of clamps, a pair of projecting plates, means for actuating the clamps and the projecting plates, a pair of guide bars and a main body frame; a base plate having a pair of guide rollers fitting to the guide bars fixedly secured to its opposite ends; and working means connected to the base plate in a movable and rotatable manner. A cutting device, a beveling device, a welding device, etc. are selectively connected to the base plate as the working means.

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