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:
Sep. 15, 2026
Filed:
Nov. 05, 2021
Mitsubishi Electric Corporation, Tokyo, JP;
Yoshihiko Onishi, Tokyo, JP;
Isao Sonoda, Tokyo, JP;
Mitsubishi Electric Corporation, Tokyo, JP;
Abstract
A rotary electric machine includes a control board, a motor which is driven by the control board, a motor frame which accommodates the motor, a cover which covers the control board together with the motor frame, and a heat sink which is fixed to the motor frame. The motor frame, the cover, and the heat sink are made of metal, at least three claw portions are provided on the motor frame or the heat sink, at least three press-fitting surfaces are provided on an inner surface of the cover, each of which the three claw portions are each press-fitted to and come into contact with, the three claw portions are disposed to have the same radius centered on an output shaft of the motor, and an angle between two claw portions adjacent to each other in a circumferential direction is smaller than 180 degrees.