Patent · US Expired

Method and apparatus for welding

US5227609A · kind A · utility

12Cited by
3References
19Claims
0Family size

Inventors

Key dates

Filing dateNov 22, 1991
Grant dateJul 13, 1993
Priority date
Expiry dateNov 22, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K35/383
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

An improved method and apparatus for welding heavy gages of high strength steels and alloys relatively quickly and inexpensively, while producing joints which are extremely strong and durable and have high fracture toughness.

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