Patent · US Expired

Welding torch and supporting apparatus

US4147920A · kind A · utility

3Cited by
3References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 5, 1977
Grant dateApr 3, 1979
Priority date
Expiry dateDec 5, 1997

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K2101/06
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A welding torch assembly including a torch base, and a torch body which can be rapidly removed from the torch base and replaced without the use of tools, and without separately disconnecting welding current, coolant, or shielding gas lines.

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