Patent ID: 7651430
Filing Date: 2010-01-26
Classification: F16H

Abstract:
1. A multi-speed automatic transmission of a planetary design for a motor vehicle, the transmission comprising: an input shaft (AN), an output shaft (AB); first, second, third and fourth planetary gearsets (RS at least first, second, third, fourth, fifth, sixth, seventh and eighth rotatable shafts ( wherein the ring gear (HO the carrier (ST the sun gear (SO the carrier (ST the sun gear (SO the ring gear (HO the carrier (ST the ring gear (HO the first shifting element (A) is arranged between the third shaft ( the second shifting element (B) is arranged between the fourth shaft ( the third shifting element (C) is arranged, in a direction of power flow, between one of the first shaft ( the fourth shifting element (D) is arranged, in the direction of the power flow, between the sixth shaft ( the fifth shifting element (E) is arranged, within the power flow, between the fifth shaft (