Patent ID: 7350432

Claim:
An electromechanical transmission actuator ( 24 ) which includes a first drive device for implementing a selection motion of a shifting apparatus in a transmission housing ( 26 ) of a transmission ( 8 ) of a motor vehicle ( 2 ) with a first electric motor ( 32 , 106 ), a second drive device for exercising a shifting motion of the shifting apparatus with a second electric motor ( 34 , 108 ) and a control unit ( 22 , 204 ) for receiving sensor signals for processing the sensor signals and for issuing control signals to the first and second electric motors ( 32 , 34 , 106 , 108 , 208 ), and wherein a nut ( 74 ) is arranged directly between two spring apparatus ( 76 , 78 ) inside a control cylinder ( 50 ) provided on a spindle ( 52 ) for imparting a shifting motion to the shifting apparatus according to a direction of motion of the spindle ( 52 ).