Gear train for automatic transmissions
AssigneeHyundai Motor Company
InventorJong-Sool Park
Life of this patent
Estimating the term…
Abstract
A gear train for an automatic transmission a first planetary gear set includes a first element variably connected to an input shaft, a second element variably connected to the first element, the input shaft and a transmission housing, and a third element connected to a transfer shaft to transmit power the transfer shaft, a second planetary gear set comprising a fourth element variably connected to the input shaft and the transmission housing, a fifth element fixedly connected to the first element of the first planetary gear set, and a sixth element connected to the transfer shaft to transmit power to the transfer shaft, and a plurality of friction elements for variably connecting the first, second, and fourth element to either the input shaft or the transmission housing.
Claims8
A gear train for an automatic transmission, comprising:
- a first planetary gear set comprising a first element variably connected to an input shaft, a second element variably connected to the first element, the input shaft and a transmission housing, and a third element engaged with a first transfer driven gear of a transfer shaft to transmit power to the transfer shaft;
- a second planetary gear set comprising a fourth element variably connected to the input shaft and the transmission housing, a fifth element fixedly connected to the first element of the first planetary gear set, and a sixth element engaged with a second transfer driven gear of the transfer shaft to transmit power to the transfer shaft;
- and
- friction means for variably connecting the first, second and fourth elements to either the input shaft or the transmission housing.
Dependencies are inferred from the claim text.