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:
Mar. 21, 2023
Filed:
Mar. 31, 2020
Applicant:
Delta Electronics (Shanghai) Co., Ltd, Shanghai, CN;
Inventors:
Yong Zeng, Shanghai, CN;
Jianxing Dong, Shanghai, CN;
Qiang Wang, Shanghai, CN;
Weijun Wang, Shanghai, CN;
Teng Liu, Shanghai, CN;
Assignee:
Delta Electronics (Shanghai) CO., LTD, Shanghai, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 41/00 (2006.01); H01F 27/02 (2006.01); H01F 27/26 (2006.01); H05K 5/06 (2006.01); H01F 41/02 (2006.01); H01F 27/28 (2006.01); H01F 41/12 (2006.01);
U.S. Cl.
CPC ...
H01F 41/005 (2013.01); H01F 27/022 (2013.01); H01F 27/26 (2013.01); H01F 27/2823 (2013.01); H01F 41/0246 (2013.01); H01F 41/127 (2013.01); H05K 5/06 (2013.01);
Abstract
A transformer comprises at least two windings and each of the at least two windings includes at least one lead-out wire, and a silicone rubber heat-shrinkable sleeve is wrapped around the outer surface of the lead-out wire. The at least two windings and a portion of the silicone rubber heat-shrinkable sleeve are encapsulated in a potting box with a first potting sealant, and another portion of the silicone rubber heat-shrinkable sleeve is exposed outside of the potting box.