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, 2017
Filed:
Aug. 10, 2012
Joseph A. Daniel, Sagamore Hills, OH (US);
Todd E. Kooken, University Heights, OH (US);
Lifeng Luo, Solon, OH (US);
Joseph A. Daniel, Sagamore Hills, OH (US);
Todd E. Kooken, University Heights, OH (US);
Lifeng Luo, Solon, OH (US);
Lincoln Global, Inc., City of Industry, CA (US);
Abstract
A power source for an electric arc welding process, wherein the power source comprises an input stage having an AC input and a first DC output signal; a second stage in the form of an unregulated DC to DC converter having an input connected to the first DC output signal and an output in the form of a second DC output signal electrically isolated from the first DC output signal and with a magnitude of a given ratio to the first DC output signal; and, a third stage to convert the second DC output signal to a welding output for the welding process.