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:
May. 09, 2017
Filed:
Feb. 06, 2015
GM Global Technology Operations Llc, Detroit, MI (US);
Pete R. Garcia, Madison Heights, MI (US);
James M. Hart, Belleville, MI (US);
Edward W. Mellet, Rochester Hills, MI (US);
Elizabeth I. Wooden, Farmington Hills, MI (US);
Douglas John Dwenger, Plymouth, MI (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A powertrain for a motor vehicle includes a one mode continuously variable transmission (CVT) and a torque converter connected to a planetary gear set assembly which is connected to a pulley and a chain assembly or other continuously variable unit (CVU). The planetary gear set arrangement generally includes one planetary gear set, one brake and one clutch. The CVU is connected to a final drive unit. The sheaves of the CVU have an involute spline connection.