Power Telescopic Steering Column
The power telescopic mechanism is composed of the control gear assembly, telescopic motor, telescopic position sensor, tilt and telescopic switch, unlock warning switch and tilt and telescopic ECU. See Fig 1.
The control gear assembly is composed of the worm wheel, telescopic screw and slider. See Fig 2. Rotation of the telescopic motor moves the slider in the direction of the telescopic screw axis. The sliding tube is integrated with the slider and is moved forward and backward by movement of the slider. See Fig 3.