| 摘要 |
A power transmission unit for a motor vehicle comprising a driving member, a hydrokinetic torque converter having an impeller wheel, means drivingly connecting said driving member to said impeller wheel and input shaft, an output shaft, a planetary gear train drivingly connecting said input shaft to said output shaft, a guide wheel, a sleeve surrounding and drivingly connected to said input shaft, a one-way brake device located between said sleeve and said guide wheel, and lock-up clutch means adapted to positively connect the impeller wheel to the runner wheel.
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