Double clutch transmission and method for controlling an automated double clutch transmission
AssigneeVolkswagen Aktiengesellschaft
InventorAxel Schamscha
Life of this patent
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Abstract
A double clutch transmission is provided for a motor vehicle. The transmission is equipped with a first transmission input shaft which is connected to a starting gear and which is connected to a first clutch, a second transmission input shaft which is connected to at least two driving gears and which is connected to a second clutch, and a shared transmission output shaft. Two of the gears that are connected to the second transmission input shaft can be simultaneously shifted in a parking position function. A method is provided for controlling an automated double clutch transmission during which an activation of a parking position is effected by simultaneously engaging two gears which are assigned to a transmission input shaft that does not have any starting gear.
Claims15
In a double clutch transmission having a first transmission input shaft connected to at least one starting gear and connected to the output of a first clutch and a second input transmission shaft connected to at least two driving gears and connected to the output of a second clutch, said transmission having a shared transmission output shaft, the improvement wherein two gears associated with the second input shaft are arranged to be simultaneously engaged as a parking lock function and wherein said first input shaft is connected to all starting gears.
Method for controlling an automated double clutch transmission having a first transmission input shaft connected to a starting gear and a second input shaft connected to at least two gears and being devoid of connections to a starting gear, comprising simultaneously engaging two gears of the second input shaft to provide a parking lock function.
Dependencies are inferred from the claim text.