Invention Grant
- Patent Title: Multi-speed transmission
- Patent Title (中): 多速传输
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Application No.: US14685056Application Date: 2015-04-13
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Publication No.: US09581221B2Publication Date: 2017-02-28
- Inventor: Edward W. Mellet , James M. Hart , Daryl A. Wilton
- 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: F16H3/66
- IPC: 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 clutches and a brake actuatable in combinations of four to establish a plurality of forward gear ratios and at least one reverse gear ratio.
Public/Granted literature
- US20150211609A1 MULTI-SPEED TRANSMISSION Public/Granted day:2015-07-30
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