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. 05, 2006
Filed:
Jun. 16, 2005
Applicants:
Keith Leon Clark, Concord, OH (US);
Brian Keith Housour, Chardon, OH (US);
Inventors:
Keith Leon Clark, Concord, OH (US);
Brian Keith Housour, Chardon, OH (US);
Assignee:
Lincoln Global, Inc., Santa Fe Springs, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H01F 17/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
An output choke for a D.C. arc welder comprising a high permeability core with an inductance controlling air gap defined by first and second pole pieces terminating in first and second surfaces facing each other and each having two spaced edges with an intermediate area, said surfaces converging from said intermediate area toward each of said edges to generate a specific cross sectional shape for said gap wherein said choke is large enough to carry at least about 100 amperes of weld current.