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. 04, 2008
Filed:
Jul. 12, 2005
Applicants:
Masaki Saito, Tokyo, JP;
Hiroki Miura, Tokyo, JP;
Inventors:
Masaki Saito, Tokyo, JP;
Hiroki Miura, Tokyo, JP;
Assignee:
Sumida Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/24 (2006.01);
U.S. Cl.
CPC ...
Abstract
A leakage transformer includes a primary winding; a secondary winding wound at a part on an extension of a winding part of the primary winding separately from the primary winding and having a coil sectional area smaller than that of the primary winding; a center core part composed of two core members and linearly extending through the primary winding and the secondary winding; and a peripheral core part formed by extending part of the two core members at the center core part and forming a magnetic path on the outer side of the primary winding and the secondary winding.