Invention Grant
- Patent Title: Multi-speed transmission
- Patent Title (中): 多速传输
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Application No.: US12826199Application Date: 2010-06-29
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Publication No.: US07878940B2Publication Date: 2011-02-01
- Inventor: Clinton E. Carey , James M. Hart , Scott H. Wittkopp , Andrew W. Phillips , Edwin T. Grochowski , Elizabeth I. Wooden
- Applicant: Clinton E. Carey , James M. Hart , Scott H. Wittkopp , Andrew W. Phillips , Edwin T. Grochowski , Elizabeth I. Wooden
- 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

Abstract:
A transmission is provided having 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 a sun gear member, a planet carrier member, and a ring gear member. The torque transmitting devices include clutches and brakes arranged within a transmission housing.
Public/Granted literature
- US20100267513A1 MULTI-SPEED TRANSMISSION Public/Granted day:2010-10-21
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