Invention Application
- Patent Title: MULTI-SPEED TRANSMISSION
- Patent Title (中): 多速传输
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Application No.: US14293638Application Date: 2014-06-02
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Publication No.: US20140274547A1Publication Date: 2014-09-18
- Inventor: Edward W. Mellet , James B. Borgerson , 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: F16H3/66
- IPC: F16H3/66

Abstract:
A transmission of the present invention has an input member, an output member, 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 may include clutches and brakes. The torque transmitting devices are each selectively engageable in combinations of at least three to establish a plurality of forward speed ratios and at least one reverse speed ratio.
Public/Granted literature
- US09347525B2 Multi-speed transmission Public/Granted day:2016-05-24
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