Patent ID: 9546721
Date: 2017-01-17
CPC Classifications: F16H,Y10T

Claim:
1. A method of operating a dual-clutch transmission for a motor vehicle which comprises at least first and second partial transmissions ( 2 , 3 ), each of the first and the second partial transmissions ( 2 , 3 ) having at least one input shaft (EW 1 , EW 2 ) on a drive input side (AN) of the transmission ( 1 ), which are arranged on an input shaft axis ( 4 ), and an output shaft as a drive output shaft (AW) of the first and the second partial transmissions ( 2 , 3 ) on a drive output side (AB) of the transmission ( 1 ), the method comprising the steps of: arranging the drive output shaft (AW) on the input shaft axis ( connecting at least one of the input shafts (EW at least one gear plane (I, II, III, IV, R), and at least one shifting element (A to H, J, L), arranging at least four forward gear planes (I, II, III, IV, V) for obtaining a plurality of forward gears and arranging a reverse gear plane for obtaining at least one reverse gear, and each of the forward gear planes and the reverse gear plane comprises fixed gears, providing at least six shifting elements (A to H, J, L), arranging only one of the two countershafts (VW obtaining at least the plurality of forward gears (V forming at least one of the plurality of forward gears obtainable by the transmission ( each of the forward and the reverse gear planes (I to V, R) is couplable, by a respective one of the at least six shifting elements (A to H) arranged on the input shaft axis (