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:
Apr. 30, 2024

Filed:

Jan. 17, 2022
Applicant:

Nidec Tosok Corporation, Kanagawa, JP;

Inventors:

Yoshiyuki Kobayashi, Kanagawa, JP;

Tomohiro Sakata, Kanagawa, JP;

Yuzo Nagai, Kanagawa, JP;

Hideo Nagai, Kanagawa, JP;

Assignee:

NIDEC TOSOK CORPORATION, Kanagawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 11/33 (2016.01);
U.S. Cl.
CPC ...
H02K 11/33 (2016.01); F04C 2240/808 (2013.01);
Abstract

An aspect of an electric pump of the present invention is an electric pump attached to a predetermined object. The electric pump includes a motor having a rotor rotatable about a center axis extending in an axial direction, a pump mechanism coupled to the rotor, a circuit board located radially outside the motor and having a plate face directed in a radial direction, an electrolytic capacitor attached to the plate face of the circuit board, and a housing that houses the motor, the pump mechanism, the circuit board, and the electrolytic capacitor therein. The housing has a mounting face attached to a predetermined object. The mounting face is a face directed radially outward. The plate face of the circuit board is disposed along a direction intersecting the mounting face. The electrolytic capacitor is disposed at a position closer to the mounting face than the center axis in the direction orthogonal to the mounting face.


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