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.

Date of Patent:
Mar. 31, 2015

Filed:

Sep. 14, 2012
Applicants:

Han-hsing Lin, Taoyuan Hsien, TW;

Hsiang-yi Tseng, Taoyuan Hsien, TW;

Ching-hsiang Tien, Taoyuan Hsien, TW;

Hsin-wei Tsai, Taoyuan Hsien, TW;

Yi-lin Chen, Taoyuan Hsien, TW;

Chun-ping Chen, Taoyuan Hsien, TW;

Inventors:

Han-Hsing Lin, Taoyuan Hsien, TW;

Hsiang-Yi Tseng, Taoyuan Hsien, TW;

Ching-Hsiang Tien, Taoyuan Hsien, TW;

Hsin-Wei Tsai, Taoyuan Hsien, TW;

Yi-Lin Chen, Taoyuan Hsien, TW;

Chun-Ping Chen, Taoyuan Hsien, TW;

Assignee:

Delta Electronics, Inc., Taoyuan Hsien, TW;

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 27/29 (2006.01); H01F 27/24 (2006.01); H01F 27/28 (2006.01); H01F 27/30 (2006.01); H01F 27/32 (2006.01);
U.S. Cl.
CPC ...
H01F 27/292 (2013.01); H01F 27/325 (2013.01); H01F 2027/297 (2013.01);
Abstract

A transformer includes a bobbin, at least one primary winding coil, at least one secondary winding coil, and a magnetic core assembly. The bobbin includes a main body, plural extension structures, and plural pin groups. The main body includes a channel, plural winding sections, a first connecting seat, and a second connecting seat. The plural extension structures are connected with the first connecting seat and the second connecting seat, respectively. In addition, each of the plural extension structures has a notch and a stepped structure, and the stepped structure comprises plural stepped parts. Each of the primary winding coil and the secondary winding coil includes plural outlet terminals. The plural outlet terminals of the secondary winding coil are respectively disposed on the plural stepped parts of the stepped structure and fixed on the pin group which is disposed on one of the extension structures.


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