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:
Jul. 23, 2013
Filed:
Feb. 28, 2011
Applicants:
Robert C. Ballard, Wytheville, VA (US);
Nathan T. Sigman, Bastian, VA (US);
Edgar A. Wimmer, Jr., Bland, VA (US);
Rafael Gutierrez, Jr., Wytheville, VA (US);
Inventors:
Robert C. Ballard, Wytheville, VA (US);
Nathan T. Sigman, Bastian, VA (US);
Edgar A. Wimmer, Jr., Bland, VA (US);
Rafael Gutierrez, Jr., Wytheville, VA (US);
Assignee:
ABB Inc., Cary, NC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 5/00 (2006.01); H01F 27/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
Arc resistant enclosures for dry-type transformers. More particularly, transformer enclosures having one or more arc-resistant features, including arc channels, arc fault dampers, and arc fault plenums, and methods for providing same.