- 专利标题: EIGHT SPEED AUTOMATIC TRANSMISSION
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申请号: US13161221申请日: 2011-06-15
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公开(公告)号: US20110245021A1公开(公告)日: 2011-10-06
- 发明人: Clinton E. Carey , James M. Hart , Andrew W. Phillips , Scott H. Wittkopp
- 申请人: Clinton E. Carey , James M. Hart , Andrew W. Phillips , Scott H. Wittkopp
- 申请人地址: US MI Detroit
- 专利权人: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- 当前专利权人: GM GLOBAL TECHNOLOGY OPERATIONS LLC
- 当前专利权人地址: US MI Detroit
- 主分类号: F16H3/62
- IPC分类号: F16H3/62
摘要:
An eight speed automatic transmission is provided having an input member, an output member, four planetary gear sets and five torque transmitting devices. Three of the planetary gear sets are simple and one planetary gear set is compound. Each of the plurality of planetary gear sets has first, second and third members: a sun gear, a ring gear and a planet carrier having a plurality of planet gears rotatably disposed thereon. Three of the torque transmitting devices are clutches and two of the devices are brakes. Eight embodiments of the transmission having different arrangements of the planetary gear sets, clutches and brakes are disclosed.
公开/授权文献
- US08231498B2 Eight speed automatic transmission 公开/授权日:2012-07-31
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