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. 02, 2021
Filed:
Apr. 29, 2019
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Takahiro Sadamitsu, Miyoshi, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
Provided is a rotor that is long in the axial direction of the rotary shaft without increasing the ratio L/D between the length L and the inner diameter D of the permanent magnet. The permanent magnet of the rotor includes a plurality of sub-magnets that are divided in the axial direction A of the rotary shaft. The armor ring includes a plurality of sub-rings that are divided in the axial direction A. The connector is disposed on the inner periphery of a connecting part between the two sub-rings and that are adjacent in the axial direction A and is disposed between the two sub-magnets that are adjacent in the axial direction A. The sub-magnets each have a recess that is depressed in the axial direction A. The connector has protrusions that fit to the recesses of the magnet.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile