发明名称 Multi-speed transmission having four planetary gear sets
摘要 A transmission is provided having an input member, an output member, two planetary gear sets, another two planetary gear sets that may be stacked or nested to form a planetary gear set assembly, 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 stacked or nested planetary gear set assembly has a carrier member for rotatably supporting a first plurality of pinion gears and a second plurality of pinion gears, a ring gear and a common member. Further, the two other planetary gear sets may be configured to form a Simpson gear train. The torque transmitting devices include clutches and brakes.
申请公布号 US8430784(B2) 申请公布日期 2013.04.30
申请号 US201113211860 申请日期 2011.08.17
申请人 HART JAMES M.;WITTKOPP SCOTT H.;MELLET EDWARD W.;PHILLIPS ANDREW W.;GM GLOBAL TECHNOLOGY OPERATIONS LLC 发明人 HART JAMES M.;WITTKOPP SCOTT H.;MELLET EDWARD W.;PHILLIPS ANDREW W.
分类号 F16H3/62 主分类号 F16H3/62
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