Invention Grant
- Patent Title: Eight speed automatic transmission
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Application No.: US12032860Application Date: 2008-02-18
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Publication No.: US07766784B2Publication Date: 2010-08-03
- Inventor: James M. Hart , Scott H. Wittkopp , Andrew W. Phillips , Clinton E. Carey , Madhusudan Raghavan
- Applicant: James M. Hart , Scott H. Wittkopp , Andrew W. Phillips , Clinton E. Carey , Madhusudan Raghavan
- Applicant Address: US MI Detroit
- Assignee: GM Global Technology Operations, Inc.
- Current Assignee: GM Global Technology Operations, Inc.
- Current Assignee Address: US MI Detroit
- Main IPC: F16H3/62
- IPC: F16H3/62
Abstract:
An automatic 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 first, second and third members. The torque transmitting devices may include clutches and a brake.
Public/Granted literature
- US20080242486A1 EIGHT SPEED AUTOMATIC TRANSMISSION Public/Granted day:2008-10-02
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