| 摘要 |
<p>Disclosed is a headrest fixing apparatus. The headrest fixing apparatus includes: a guide which is arranged on the upper end of a seat back and has a vertical hollow hole where a headrest stay is inserted into; a lock plate which is arranged to surround the stay in the guide, slides in the horizontal direction, is pressed to a side from the guide by an elastic unit, and has a friction unit arranged on the interior touching the stay to come in close contact with the stay; an electromagnet which is fixed to the guide, is arranged on a side opposite to the friction unit around the stay is used as the center, and pushes the lock plate with electromagnetic force when the electricity is applied to space the friction unit apart from the stay; and a control unit which applies the electricity to the electromagnet upon receiving a headrest sliding command.</p> |
