An apparatus for adjusting the height of a head rest of a seat head for a vehicle according to an embodiment of the present invention is installed at a back seat frame assembly, and selectively locks and unlocks movement of a stay pole which guides an elevation operation path of the head rest. The apparatus of the present invention may include: a rotary knob which is fixed to an upper side of a back seat while being exposed, and has a first screw part formed at a lower boss part; a first cylindrical fixing member which is prepared in a cylindrical shape where an upper part and a lower part are formed with an open through-hole, and has a second screw part formed on an inner circumference while being screw-combined with the first screw part; a second fixing member which is inserted into another side end of an end inserted with the rotary knob of the first fixing member, and has a third screw part formed on an outer circumference while being screw-combined with the second screw part; and a pressurizing member which is formed at an insertion end of the second fixing member, and pressurizes an outer circumference of the stay pole by selective interference with the first screw part of the rotary knob.

    본 실시예에 따른 차량용 시트 헤드 레스트 높이 조절장치는 백 시트 프레임 조립체에 설치되어, 헤드 레스트의 승강 동작 경로를 가이드 하는 스테이 폴의 움직임을 선택적으로 록킹 및 언록킹하는 헤드 레스트 높이 조절장치에 있어서, 백 시트의 상측에 노출 고정되며, 하측 보스 부분에 제 1 나사부가 형성되는 회전 노브; 상단부와 하단부가 개구된 통공으로 형성되는 원통형상으로 마련되며, 내주면에 상기 제 1 나사부가 나사 결합되는 제 2 나사부가 형성되는 원통 형상의 제 1 고정부재; 상기 제 1 고정부재의 상기 회전 노브가 삽입되는 단부의 타측 단부에 삽입되되, 상기 제 2 나사부와 나사 결합되는 제 3 나사부가 외주면에 형성되는 제 2 고정부재; 및 상기 제 2 고정부재의 삽입 단부 측에 형성되어, 상기 회전 노브의 제 1 나사부와의 선택적인 간섭에 의해 상기 스테이 폴의 외주면을 가압하는 가압부재;를 포함할 수 있다.


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    Title :

    Head rest for vehicle seat height adjustment apparatus


    Additional title:

    차량용 시트 헤드 레스트 높이 조절장치


    Contributors:

    Publication date :

    2016-11-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet



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