<p>A lock mechanism is mounted on a pivotal trunk lid. A lid drawing mechanism is mounted in a fixed member of a trunk space of a vehicle body. The lid drawing mechanism includes a motor mounting plate which is stationary, a striker base plate which is pivotally connected to the motor mounting plate and an output disc which pivots the striker base plate when rotated. The striker base plate has a striker which is engageable with the lock mechanism. A power unit is mounted to the fixed member and includes an electric motor and a speed reduction gear which are installed in a housing secured to the motor mounting plate. A rotation transmitting device is employed for transmitting rotation of the spur gear to the output disc irrespective of a certain axial displacement therebetween.</p>
