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:
Jan. 13, 2026
Filed:
Dec. 01, 2022
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
Sang Woo Hwang, Seoul, KR;
Youngil Sohn, Yongin-Si, KR;
Sehyun Chang, Suwon-Si, KR;
Min Jun Kim, Busan, KR;
Hyundai Motor Company;, Seoul, KR;
Kia Corporation, Seoul, KR;
Abstract
A clutch for preventing backdrive includes a housing, a cover portion located at one end portion of the housing, an external shaft, at least a portion of which is located in the housing, and another end portion of which passes through the housing, a plurality of lockers located inside the housing and surrounding the first end portion of the external shaft, an input shaft, a first end portion of which is inserted into openings of the plurality of lockers and a second end portion of which is configured to pass through the cover portion, and a brake unit configured to be selectively engaged to the lockers to restrict rotations of the lockers. The external shaft is restricted by the lockers so that the external shaft and the lockers are rotated in a rotation direction of the input shaft, and movements of the lockers are restricted by the brake unit when the external shaft is rotated.