Patent · US Expired

Corrosion-resistant light-weight spot welding gun

US4114017A · kind A · utility

6Cited by
7References
5Claims
0Family size

Inventor

Key dates

Filing dateDec 18, 1975
Grant dateSep 12, 1978
Priority date
Expiry dateDec 18, 1995

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K11/314
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A light weight spot welding gun has an aluminum gun body with silver plated sockets for fixed and moveable electrodes. The body has cooling water passages communicating with the sockets. To prevent corrosion and clogging of the passages, the passages are nickel plated.

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