| 摘要 |
An impact absorbing type steering column apparatus provided with a collision energy absorbing device for absorbing an energy of a secondary collision of an occupant upon a collision of a vehicle comprises an energy absorption quantity adjusting device for changing a secondary collision energy absorption quantity of the collision energy absorbing device, at least one sensor for detecting a condition of the occupant or the vehicle, and electric control device for controlling a drive of the energy absorption quantity adjusting device on the basis of a result of detection by the sensor.
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