Invention Grant
- Patent Title: Multi-speed transmission
- Patent Title (中): 多速传输
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Application No.: US13277967Application Date: 2011-10-20
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Publication No.: US08529395B2Publication Date: 2013-09-10
- Inventor: Scott H. Wittkopp , Andrew W. Phillips , James M. Hart , Edward W. Mellet
- Applicant: Scott H. Wittkopp , Andrew W. Phillips , James M. Hart , Edward W. Mellet
- 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: F16H3/44
- IPC: F16H3/44
Abstract:
A transmission is provided having an input member, an output member, four planetary gear sets, a plurality of coupling members and six torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices may include clutches and brakes.
Public/Granted literature
- US20120178581A1 MULTI-SPEED TRANSMISSION Public/Granted day:2012-07-12
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