Patent · US Expired

Arc spot welding apparatus

US4956540A · kind A · utility

10Cited by
7References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 26, 1989
Grant dateSep 11, 1990
Priority date
Expiry dateJul 26, 2009

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K9/295
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

There is disclosed an arc spot welding apparatus comprising a welding power supplying unit, a wire feeder connected to the welding power supplying unit by a control cable and an arc spot welding torch connected to the wire feeder by a torch cable which is operable by operating an operation switch arranged on a holder thereof to be held by an operator being characterized in that the welding torch is comprised of a nozzle assembly providing a nozzle and a power supply element, a torch holder assembly and a torch body assembly connecting said nozzle assembly and said torch holder assembly which is formed to have a length so that the operator can operate said welding torch in a standing posture.

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