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:
Aug. 02, 2022
Filed:
Jun. 09, 2021
Gkn Automotive Limited, Birmingham, GB;
GKN Automotive Limited, Birmingham, GB;
Abstract
A differential device is provided with a casing rotatable about an axis, a differential gear set coupled therewith including a pinion gear with a pressure angle (a) and side gears in mesh therewith, output members respectively mediating torque transmission from the side gears to axles, each of which includes a friction face as a friction clutch for limiting the differential motion, dog teeth, and an oblique face forming an angle (a) and constituting a cam for operating the friction clutch, a clutch member axially movable for functioning as a clutch to lock the differential motion and including a leg having a side face forming an angle (a) to function as a cam and movable dog teeth each forming an angle (a) satisfying an inequality a≥a; and an actuator capable of driving the clutch member toward a position where the movable dog teeth mesh with the dog teeth.