| 摘要 |
The present invention includes a first input shaft receiving power of an engine; a second input shaft receiving the power of the engine from the first input shaft; a belt driving unit installed between the first input shaft and the second input shaft and performing a shift operation; a planetary gear set connected to the second input shaft; a forward friction element forming a gearshift with two forward gears by delivering the power of the engine to the planetary gear set or restricting the planetary gear set; and a backward friction element formed between the first input shaft and the planetary gear set and forming a gearshift with one backward gear. |
