Patent · US Expired

Welding torch and stream nozzle

US6747248B2 · kind B2 · utility

1Cited by
6References
15Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 10, 2002
Grant dateJun 8, 2004
Priority date
Expiry dateJul 10, 2022

Classification

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

Abstract

The invention relates to a stream nozzle (13) for an inert gas welding torch (B). The inventive nozzle is provided with a coating (S) that adheres to at least a part of the surface of said nozzle in a material fit and consists of silver, especially galvanically mounted contact silver.

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