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Patent Searching and Data


Title:
WELDING TYPE POWER SUPPLY WITH TRANSFORMER
Document Type and Number:
WIPO Patent Application WO/2016/073128
Kind Code:
A3
Abstract:
A method and apparatus for providing welding type power, including a power and control circuit is disclosed. The power circuit provides welding, control and aux power. The control and aux power are provided with a transformer, and secondary windings for control and aux power are wound on a single bobbin, with a winding separator separating them. Air vents, which can be formed by fins on the bobbin or separator allow cooling of the inner winding.

Inventors:
MATIASH NICHOLAS A (US)
SCHWARTZ BRIAN A (US)
ALTEKRUSE KENNETH C (US)
Application Number:
PCT/US2015/054398
Publication Date:
July 28, 2016
Filing Date:
October 07, 2015
Export Citation:
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Assignee:
ILLINOIS TOOL WORKS (US)
International Classes:
H01F37/00
Foreign References:
US20040196128A12004-10-07
US20120262895A12012-10-18
Attorney, Agent or Firm:
HAUPTMAN, Benjamin J. (LLP2318 Mill Road, Suite 140, Alexandria Virginia, US)
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