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. 14, 2017
Filed:
Nov. 07, 2014
Illinois Tool Works Inc., Glenview, IL (US);
Kenneth C. Altekruse, Appleton, WI (US);
Illinois Tool Works Inc., Glenview, IL (US);
Abstract
A method and apparatus for providing welding type power supply includes a power circuit and a control circuit. The power circuit receives input power and provides welding type power to a welding output. The power circuit includes a transformer having a primary winding and a secondary winding. The secondary winding is in electrical communication with the welding output. The control circuit is connected to control the power circuit. The transformer includes a bobbin with the primary winding and the secondary winding wound thereon. The bobbin can includes vents to allow air flow into the bobbin. A winding separator can be disposed between the primary and secondary windings.