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:
Mar. 21, 2023
Filed:
Jul. 09, 2021
Jing-jin Electric Technologies Co., Ltd., Beijing, CN;
JING-JIN ELECTRIC TECHNOLOGIES CO., LTD., Beijing, CN;
Abstract
The present disclosure discloses a locking structure of a differential. The locking structure comprises a bi-stable electromagnetic clutch sleeved on an output axle shaft on one side of the differential. The bi-stable electromagnetic clutch comprises a movable locking disc and a fixed locking disc; the fixed locking disc is fixedly connected to a differential housing, and the movable locking disc and the fixed locking disc have face teeth that can engage with each other. The movable locking disc is sleeved on the output axle shaft, the bi-stable electromagnetic clutch drives the movable locking disc to move axially after being energized, the output axle shaft and the differential housing are locked when the movable face teeth engaged with the fixed face teeth so that the output axle shaft on either side of the differential and the differential housing have a same rotational speed and output torque.