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. 22, 2020
Filed:
Feb. 15, 2019
Honda Motor Co., Ltd., Minato-ku, Tokyo, JP;
Masashi Inoue, Wako, JP;
HONDA MOTOR CO., LTD., Tokyo, JP;
Abstract
A cooling structure of a rotary electric machine for power generation which includes a rotor and a stator includes a stator core which is formed in an annular shape to surround the rotor and has a plurality of slots arranged in a circumferential direction and extending from one end to the other end in a center axis direction, a conductor which is disposed in the slots and has a protruding portion protruding from the slots in the center axis direction, a cooling unit which cools the protruding portion. Opening portions of the slots are formed in an inner peripheral surface of the stator core, and the opening portions extend toward an upstream side in a rotation direction of the rotor at a time of regeneration from ends on the protruding portion side toward intermediate portions in the center axis direction.