Patent · US Expired

Hand-held laser welding wand gas lens

US7112761B2 · kind B2 · utility

6Cited by
18References
36Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 7, 2005
Grant dateSep 26, 2006
Priority date
Expiry dateFeb 7, 2025

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB23K26/1464
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A hand-held laser-welding wand includes a gas lens assembly that develops an inert gas atmosphere around a weld pool. The lens assembly additionally reflects laser light and thermal radiation that is reflected off a work piece surface away from the hand of a user of the hand-held laser welding wand.

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