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:
Dec. 02, 2003
Filed:
Feb. 06, 2002
Applicant:
Inventors:
George D. Blankenship, Chardon, OH (US);
Larry L. Church, Jefferson, OH (US);
Assignee:
Lincoln Global, Inc., Monterey Park, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 9/10 ;
U.S. Cl.
CPC ...
B23K 9/10 ;
Abstract
Systems and methods are disclosed for determining an impedance between a grounding device such as a welding wire feeder ground clamp and a power supply common, and selectively allowing current flow through an electrical device associated with a welding operation according to the impedance.