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:
Nov. 17, 1998
Filed:
Aug. 11, 1997
Applicant:
Inventors:
Daniel N Grimm, Mentor, OH (US);
Brian L Verrilli, Carlsbad, CA (US);
Assignee:
The Lincoln Electric Company, Cleveland, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65H / ; B65H / ;
U.S. Cl.
CPC ...
2426153 ; 242397 ; 242566 ; 2426152 ; 2421 / ;
Abstract
An inlet guide mechanism for a wire feeder used with an arc welder wherein the guide mechanism comprises: a housing with a wire guiding passageway having an entrance end and an exit end for directing welding wire to the wire feeder, a plurality of closely spaced spherical guide balls and a support structure for rotatably mounting the guide balls in a pattern circumferentially around the entrance end of the wire passageway whereby a wire entering the passageway engages the spherical surface of at least one of the guide balls.