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:
Dec. 18, 2012
Filed:
Mar. 31, 2010
Yi-lin Chen, Taoyuan Hsien, TW;
Bou-jun Zung, Taoyuan Hsien, TW;
Shih-hsien Chang, Taoyuan Hsien, TW;
Hsin-wei Tsai, Taoyuan Hsien, TW;
Zhi-liang Zhang, Taoyuan Hsien, TW;
Yi-Lin Chen, Taoyuan Hsien, TW;
Bou-Jun Zung, Taoyuan Hsien, TW;
Shih-Hsien Chang, Taoyuan Hsien, TW;
Hsin-Wei Tsai, Taoyuan Hsien, TW;
Zhi-Liang Zhang, Taoyuan Hsien, TW;
Delta Electronics, Inc., Taoyuan Hsien, TW;
Abstract
A transformer includes a bobbin assembly, a primary winding coil, a first secondary winding coil, a second secondary winding coil, and a magnetic core assembly. The bobbin assembly includes a primary winding part, a first secondary winding part, a second secondary winding part and a channel. A first opening is formed in a bottom surface of the bobbin assembly and communicates with the channel. The primary winding coil is wound around the primary winding part. The first secondary winding coil is wound around the first secondary winding part. The second secondary winding coil is wound around the second secondary winding part. The magnetic core assembly is partially embedded into the channel of the bobbin assembly, and includes a first magnetic part and a second magnetic part. The second magnetic part includes a first extension post, and the first extension post is inserted into the first opening of the bobbin assembly.