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:
Feb. 03, 2026
Filed:
Jan. 02, 2025
GM Global Technology Operations Llc, Detroit, MI (US);
Cheonjae Bahk, Rochester, MI (US);
Peng Shen, Troy, MI (US);
Wenying Yang, Rochester Hills, MI (US);
Kaushik Kalita, Karnataka, IN;
Pankaj Kumar Jha, Troy, MI (US);
Lala Ram Patel, Karnataka, IN;
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Abstract
A differential for a vehicle includes: a carrier: having a radially outer surface; and being made of a first material having a first ductility; a ring gear: having a radially inner surface that abuts the radially outer surface of the carrier; and being made of a second material having a second ductility, where at least one of (a) the carrier and (b) the ring gear includes an annular groove forming a circle in a lateral surface adjacent to at least one of (a) the radially outer surface of the carrier and (b) the radially inner surface of the ring gear.