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:
Oct. 09, 2012
Filed:
Oct. 17, 2007
Applicants:
Bruce E. Fulmer, Mentor, OH (US);
James E. Hearn, Brunswick, OH (US);
Christopher Hsu, Mentor, OH (US);
Steven R. Peters, Huntsburg, OH (US);
Inventors:
Bruce E. Fulmer, Mentor, OH (US);
James E. Hearn, Brunswick, OH (US);
Christopher Hsu, Mentor, OH (US);
Steven R. Peters, Huntsburg, OH (US);
Assignee:
Lincoln Global, Inc., City of Industry, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05B 7/10 (2006.01); B23K 9/12 (2006.01); B23K 9/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electric arc welder includes a short detecting circuit for creating a short signal upon occurrence of a short circuit between an advancing electrode and a workpiece, and a boost circuit to create a plasma boost pulse after the short circuit is cleared during the time period when the welder is not outputting a peak pulse current.