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:
Jan. 06, 2026
Filed:
May. 24, 2021
Sumitomo Bakelite Co., Ltd., Tokyo, JP;
Toshihiro Tanno, Tokyo, JP;
Wataru Kosaka, Tokyo, JP;
Shinya Yamamoto, Tokyo, JP;
Atsunori Nishikawa, Tokyo, JP;
Takahiro Harada, Tokyo, JP;
SUMITOMO BAKELITE CO., LTD., Tokyo, JP;
Abstract
A motor () includes a stator () having a plurality of tooth portions (), a coil () wound around the tooth portions (), and a slot () in which the coil () is formed between the tooth portions (), in which the coil () is provided in the slot (), and a cooling structure for the motor () includes a first resin composition with which the slot () is filled and which covers the coil (), and a coil inner side cooling flow path () which is provided in a region filled with the first resin composition and extends in a rotating shaft direction, and in which a coolant circulates inside.