Patent ID: 6273838
Filing Date: 2001-08-14
Classification: F16H

Abstract:
A gear train for an automatic transmission, comprising:a first planetary gear set comprising a first element variably connected to an input shaft and a transmission housing, a second element variably connected to the input shaft and the transmission housing, and a third element connected to a transfer shaft to transmit power to the transfer shaft;a second planetary gear set comprising a fourth element variably connected to the transfer shaft to transmit power to the transfer shaft, a fifth element variably connected to the input shaft, and a sixth element fixedly connected to the second element to provide a combination element, the combination element being variably connected to the input shaft; andfriction means for variably connecting the first, second, fifth, and sixth elements to either the input shaft or the transmission housing;wherein the first planetary gear set is a double pinion planetary gear set.