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:
Apr. 16, 2013
Filed:
Feb. 13, 2009
Toshihiro Noda, Chiyoda-ku, JP;
Tetsuya Matsuda, Chiyoda-ku, JP;
Hiroshi Kiuchi, Chiyoda-ku, JP;
Mitsubishi Electric Corporation, Chiyoda-Ku, Tokyo, JP;
Abstract
A transformer includes the first iron core having a plurality of legs arranged spaced apart from each other; a plurality of high-voltage side coils wound around the plurality of legs, respectively, and receiving a common single-phase AC power; and a plurality of low-voltage side coils provided corresponding to the high-voltage side coils, magnetically coupled to the corresponding high-voltage side coils, and wound around the plurality of legs, respectively. The high-voltage side coils and the corresponding low-voltage side coils constitute a plurality of coil groups. The transformer further includes the second iron core provided between the coil groups adjacent to each other.