Patent ID: 7040472

Claim:
A transfer case ( 1 ) with a controllable clutch ( 5 ), for a motor vehicle with part-time four-wheel drive, for distributing a driving torque supplied via a drive shaft ( 2 ) to at least first and second output shafts ( 3 , 4 ), wherein the first output shaft ( 4 ) can be connected to the drive shaft ( 2 ) via the clutch ( 5 ) and the clutch ( 5 ) can be actuated by an electric motor ( 9 ) and a drive converter device ( 10 ) is arranged between the electric motor ( 9 ) and the clutch ( 5 ) for converting rotatory motion of the electric motor ( 9 ) into translatory actuating motion for the clutch ( 5 ): wherein the electric motor ( 9 ) is an asynchronous induction motor which is accommodated within the transfer case ( 1 ); and a gear wheel ( 7 ) transfers a portion of the driving torque from the drive shaft ( 2 ) to the first output shaft ( 4 ), and the induction motor ( 9 ) is integrated in the gear wheel ( 7 ).