Patent ID: 7819772

Claim:
A powershiftable multistage transmission operating between an input shaft which can be connected to a first shaft of the transmission, and an output shaft as a second shaft of the transmission; said transmission comprising two shaft-lines which are arranged in parallel in a transmission housing, first, second and third transfer gears, first, second and third planetary gears, and a plurality of shifting elements; said first shaft-line comprising the first shaft and a third shaft, a fourth shaft and a fifth shaft, and said second shaft-line comprising the second shaft and a sixth shaft, a seventh shaft and an eighth shaft; wherein: the third shaft and the sixth shaft are connected by the first transfer gear; the fourth shaft and the seventh shaft are connected by the second transfer gear; the fifth shaft and the eighth shaft are connected by the third transfer gear; the first planetary gear is arranged on the first shaft-line and comprises a first sun gear, a first ring gear and a first planet-carrier; the second planetary gear is arranged on the first shaft-line or on the second shaft-line and comprises a second sun gear, a second ring gear and a second planet-carrier; the third planetary gear is arranged on the second shaft-line and comprises a third sun gear, a third ring gear and a third planet-carrier; the first shaft is directly connected to the first planet-carrier; the second shaft is connected to the third planet-carrier; the fourth shaft is directly connected to the first ring gear or to the second planet- carrier; and the eighth shaft is connected to the third sun gear.