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:
Apr. 02, 2024
Filed:
Apr. 29, 2021
Hitachi Astemo, Ltd., Hitachinaka, JP;
Akihiro Kogure, Hitachinaka, JP;
HITACHI ASTEMO, LTD., Hitachinaka, JP;
Abstract
A reaction force generating device for a steering device includes a steering shaft connected to a steering member on which a steering operation is to be performed by a driver, a direct drive motor connected to the steering shaft and configured to generate reaction torque, an electromagnetic brake configured to generate friction torque and including a first friction portion configured to integrally rotate with the steering shaft, a second friction portion provided to face the first friction portion and to be non-rotatable, and an electromagnetic unit configured to press the second friction portion against the first friction portion.