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:
Dec. 17, 2024

Filed:

Jun. 21, 2022
Applicant:

Delta Electronics, Inc., Taoyuan, TW;

Inventors:

Yi-Ming Wu, Taoyuan, TW;

Shian-Min Tsai, Taoyuan, TW;

Mu-Hsien Chou, Taoyuan, TW;

Che-Ming Cheng, Taoyuan, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 9/193 (2006.01); H02K 1/28 (2006.01); H02K 1/32 (2006.01); H02K 5/20 (2006.01);
U.S. Cl.
CPC ...
H02K 9/193 (2013.01); H02K 1/28 (2013.01); H02K 1/32 (2013.01); H02K 5/203 (2021.01);
Abstract

A cooling system includes a rotor structure, a first end plate and a second end plate. The rotor structure includes a silicon steel, magnets and a shaft. The first end plate is at a first end of the silicon steel, and the first end plate is recessed with a first-shaped oil groove and a second-shaped oil groove. The second end plate is at a second end of the silicon steel, and the second end plate is recessed with a first-shaped oil groove and a second-shaped oil groove. The first-shaped oil groove of the first end plate is connected to the second-shaped oil groove of the second end plate to form a first cooling path. The second-shaped oil groove of the first end plate is connected to the first-shaped oil groove of the second end plate to form a second cooling path.


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