A height adjustment mechanism for a headrest according to the present invention comprises: a main support provided on a main headrest pillar side and provided with a lock mechanism capable of adjusting the height of the headrest together with the main headrest pillar and locking the headrest at a predetermined height; and a sub-support which is provided on the sub-headrest pillar side and which is provided with a movement restricting mechanism that restricts movement of the sub-support in a state in which the main headrest pillar and the main support are engaged with each other and a gap is provided between the headrest and the seat back, and which restricts movement of the sub-support in a state in which the main support pillar and the main support are engaged with each other. And a mechanism for restricting the lowering movement of the headrest together with the sub-headrest pillar and maintaining the headrest at the lowest height position, the main headrest pillar and the sub-headrest pillar drooping from two portions of the headrest separated in the seat width direction and being held by the seat back.

    本发明的头枕的高度调整机构包括:主支承件,设于主头枕支柱侧并且具备锁定机构,所述锁定机构是能与所述主头枕支柱一起调整所述头枕的高度并将该头枕锁定在规定的高度的机构;以及副支承件,设于副头枕支柱侧并且具备移动限制机构,所述移动限制机构是在所述主头枕支柱与所述主支承件卡合并且在该头枕与座椅靠背之间设有间隙的状态下,与所述副头枕支柱一起限制所述头枕的下降移动并且将所述头枕维持在最低高度位置的机构,所述主头枕支柱和所述副头枕支柱从所述头枕的在座椅宽度方向分离的两个部位下垂并且被保持于所述座椅靠背。


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    Title :

    Headrest height adjusting mechanism


    Additional title:

    头枕的高度调整机构


    Contributors:

    Publication date :

    2022-07-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

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



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