Patent · US Expired

Welding stud

US7452171B2 · kind B2 · utility

4Cited by
51References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 26, 2003
Grant dateNov 18, 2008
Priority date
Expiry dateJan 3, 2024

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K35/0288
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A welding stud apparatus and method of manufacturing a welding stud are disclosed. The welding stud has a weld end constructed to be welded to a workpiece that has at least one recess formed therein. The recess decreases an effective arc area of the weld end to localize a current therethrough and increase the efficiency with which the welding stud can be welded to a workpiece.

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