Patent · US Expired

Welding torch apparatus

US4515521A · kind A · utility

17Cited by
7References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 8, 1982
Grant dateMay 7, 1985
Priority date
Expiry dateFeb 8, 2002

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K9/287
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A welding torch is disclosed in combination with an industrial robot, the industrial robot having an arm and a wrist at one end thereof, the wrist including a rotary casing having a rotary shaft extending in a direction along the axis of the arm and a pair of sprocket members disposed on the sides of the rotary shaft. The torch and robot further have a first central core wire guide within the rotary shaft and extending along the axis thereof, and a second central core wire guide within the welding torch and fixed to the rotary shaft, the second central core wire guide being aligned with and in communication with the first central core wire guide.

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