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:
Aug. 20, 2024
Filed:
Jan. 03, 2022
Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;
Hironobu Sakamoto, Okazaki, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-Ken, JP;
Abstract
A motor coil cooling structure, includes: a rotor core fixed to a rotation shaft having an internal supply path for coolant, and that includes a rotor-side flow path in communication with the supply path and passing through to a radial direction outer side of the rotor core; a stator core disposed at the rotor core so as to form a space between the stator core and the rotor core, and that includes slots each housing a coil; first flow paths formed so as to include the slots and pass through the stator core in a radial direction; second flow paths formed in an upper portion of the stator core relative to the rotation shaft, including the slots, extending in a radial direction and passing through the stator core only at a radial direction outer circumferential side thereof; and a supply section that supplies coolant from above the stator core.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile