Invention Grant
- Patent Title: Multi-speed transmission
- Patent Title (中): 多速传输
-
Application No.: US13750687Application Date: 2013-01-25
-
Publication No.: US08795128B2Publication Date: 2014-08-05
- Inventor: Edward W. Mellet , James M. Hart
- Applicant: GM Global Technology Operations LLC
- Applicant Address: US MI Detroit
- Assignee: GM Global Technology Operations, LLC
- Current Assignee: GM Global Technology Operations, LLC
- Current Assignee Address: US MI Detroit
- Main IPC: F16H3/62
- IPC: F16H3/62 ; F16H3/44 ; F16H3/66

Abstract:
A transmission is provided having an input member, an output member, at least four planetary gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices include three clutches and four brakes actuatable in combinations of three to establish a plurality of forward gear ratios and one reverse gear ratio.
Public/Granted literature
- US20130203550A1 MULTI-SPEED TRANSMISSION Public/Granted day:2013-08-08
Information query