The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 28, 1999
Filed:
Jul. 17, 1997
Applicant:
Inventors:
Henry Peter Offer, Los Gatos, CA (US);
Leonard John Sharpless, Palo Alto, CA (US);
Assignee:
General Electric Company, San Jose, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
219 75 ; 219136 ;
Abstract
A hot-wire nozzle for feeding pre-heated filler material into a welding groove. The nozzle has a contact tube made of electrically conductive material surrounded by a thin structural outer sheath. The outer sheath is electrically insulated from the contact tube by means of layers of electrically insulating material sandwiched between the contact tube and the outer sheath. The contact tube is configured to feed two or more filler wires simultaneously.