| 摘要 |
PURPOSE: An auto transmission is provided to produce at least the shift gear of a forward 8- speed and a reverse 1-speed by coupling and mixing 3 friction elements. CONSTITUTION: A first carrier supports a first double pinion. The first double pinion is engaged with a first sun gear(S1) and a first ring gear. A second carrier(C2) supports a second single pinion. The second single pinion is engaged with a second sun gear(S2) and the second ring gear. A third single pinion is engaged with a third sun gear and a third ring gear.
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