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. 16, 2025

Filed:

Apr. 09, 2024
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Corporation, Seoul, KR;

Inventor:

Seong-Bin Jeong, Seongnam-si, KR;

Assignees:

HYUNDAI MOTOR COMPANY, Seoul, KR;

KIA CORPORATION, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 3/52 (2006.01); B60H 1/00 (2006.01); F04D 13/06 (2006.01); F04D 29/42 (2006.01); H02K 5/20 (2006.01); H02K 9/19 (2006.01); H02K 21/16 (2006.01);
U.S. Cl.
CPC ...
H02K 3/522 (2013.01); B60H 1/00435 (2013.01); F04D 13/06 (2013.01); F04D 29/4293 (2013.01); H02K 5/203 (2021.01); H02K 9/19 (2013.01); H02K 21/16 (2013.01); H02K 2203/12 (2013.01);
Abstract

An electric water pump may include: a housing with a cooling water inlet and a cooling water outlet; and a stator assembly provided inside the housing. The stator assembly includes a stator core, a stator coil arranged on the stator core, insulation members insulating the stator core and the stator coil, and a stator cover provided to cover the stator core, the stator coil, and the insulation members. The electric water pump further includes: a rotor assembly rotatably provided inside the stator assembly and having a magnetic body; and an impeller pumping cooling water introduced through the cooling water inlet by rotation of the rotor assembly. In particular, the stator core, the stator coil, and the insulation members of the stator assembly may be integrally formed in the stator cover.


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