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:
Nov. 25, 2025
Filed:
Mar. 07, 2023
Akebono Brake Industry Co., Ltd., Tokyo, JP;
Shinichi Yamadera, Tokyo, JP;
Quyen Huu Nguyen, Tokyo, JP;
AKEBONO BRAKE INDUSTRY CO., LTD., Tokyo, JP;
Abstract
There is provided a non-excited operation type brake for a brake device that is configured to allow rotation of a motor shaft when energized and that is configured to stop the rotation of the motor shaft when de-energized, including: a casing that is configured to function as a yoke and that includes a coil accommodating portion having a substantially U-shaped cross section and formed in an annular shape as a whole. The casing further includes an auxiliary yoke that has a substantially cylindrical shape and that is fitted inside the coil accommodating portion, the auxiliary yoke being separated from the coil accommodating portion.