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. 14, 2017
Filed:
Apr. 15, 2014
Nhk Spring Co., Ltd., Yokohama-shi, Kanagawa, JP;
Yohei Kameda, Yokohama, JP;
Kazuo Iwata, Yokohama, JP;
Yuji Araoka, Yokohama, JP;
Yoshiki Ono, Yokohama, JP;
NHK Spring Co., Ltd., Kanagawa, JP;
Abstract
A magnet plate used for a rotor core of a motor, includes a magnetic pole portion being set between an outer peripheral edge of a body portion and a magnet slot and having a radial width being smaller than a radial sectional width of the permanent magnet, and a higher hardness portion being formed into a hook shape along an end corner of the magnet slot and have a smaller width than the radial sectional width of the permanent magnet.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile