Patent · US Expired

Method and apparatus for welding with mechanical arc control

US6963048B2 · kind B2 · utility

27Cited by

50References

49Claims

0Family size

Assignee

ILLINOIS TOOL WORKS INC. · US

Inventors

Gerd Huismann · Hamburg, DE
Peter Hennecke · Treysa, DE
Richard Martin Hutchison · Iola, US

Key dates

Filing date	Jul 23, 2002
Grant date	Nov 8, 2005
Priority date	—
Expiry date	Jul 23, 2022

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB23K9/1336
WIPO fieldMachine tools
WIPO sectorMechanical engineering

Abstract

A method and apparatus for feeding wire from a source of wire to a weld includes one or more motors disposed adjacent the wire to drive the wire to the weld. A buffer is disposed between the source and an arc end of the torch. Another motor may be disposed near the wire source.A wire tension controller may be provided. The one or more motors advance and retract the wire, and wire is stored, or the path length altered, when the wire is retracted.

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