发明名称 Multi-speed power transmission
摘要 A powertrain incorporates an engine and a multi-speed transmission to provide at least six forward speed ratios and as many as eight forward speed ratios. The transmission incorporates three planetary gearsets and six torque-transmitting mechanisms for six speeds or seven speeds, and seven torque-transmitting mechanisms for eight speeds.
申请公布号 US7115062(B2) 申请公布日期 2006.10.03
申请号 US20040951540 申请日期 2004.09.28
申请人 GENERAL MOTORS CORPORATION 发明人 KLEMEN DONALD
分类号 F16H3/62 主分类号 F16H3/62
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