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:
Feb. 08, 2022
Filed:
Sep. 18, 2019
Nidec Corporation, Kyoto, JP;
Nidec Tosok Corporation, Zama, JP;
Kazuhiro Homma, Kyoto, JP;
Tomohiro Sakata, Zama, JP;
Susumu Maeda, Zama, JP;
Masato Aono, Kyoto, JP;
Takashi Hattori, Kyoto, JP;
NIDEC CORPORATION, Kyoto, JP;
NIDEC TOSOK CORPORATION, Kanagawa, JP;
Abstract
An electric pump apparatus includes a motor, an inverter board, a coil support, a housing, and a pump portion driven by the motor. Coils include first end portions and second end portions drawn out from the coils, the first end portion and the second end portion defining both end portions of each of conducting wires of the coils. The inverter board is on a first axial side of the motor. The coil support includes a neutral point busbar that electrically connects the coils to one another. The coil support includes a first region including the first end portions arranged therein, each first end portion being directly connected to the inverter board, and a second region including the second end portions and the neutral point busbar arranged therein, each second end portion being connected to the neutral point busbar.