The present application relates to a seat back assembly comprising a first and a second back which are pivotable with respect to each other to vary between a first and a third relative position, during which a second relative position is passed, the seat back assembly further comprising a lock assembly whose bolt is changeable between an unfolded state in which the first and the second back are lockable by the bolt, and a folded state in which the first and the second back are lockable by the bolt. In the folding state, the first backrest and the second backrest cannot be locked through the spring bolt, in the first relative position, the first backrest and the second backrest are locked through the spring bolt, and the spring bolt is in the unfolding state; at the second relative position, the first backrest and the second backrest are unlocked, the first backrest is located behind the second backrest, a first angle is formed between the first backrest and the second backrest, and the spring bolt is in a folded state; in the third relative position, the first backrest is located behind the second backrest, and a second angle larger than the first angle is formed between the first backrest and the second backrest; and in the process from the second relative position to the third relative position, the spring bolt is kept in a folded state.

    本申请涉及座椅靠背组件,包括第一和第二靠背,它们能彼此枢转而在第一和第三相对位置之间变化,期间经过第二相对位置,座椅靠背组件还包括锁组件,其锁舌能在展开和收折状态之间变化,在展开状态,第一和第二靠背能通过锁舌锁定,在收折状态,第一和第二靠背不能通过锁舌锁定,在第一相对位置,第一和第二靠背通过锁舌锁定,锁舌处于展开状态;在第二相对位置,第一和第二靠背解锁,第一靠背位于第二靠背的后方,并且第一和第二靠背之间形成第一角度,锁舌处于收折状态;在第三相对位置,第一靠背位于当第二靠背的后方,并且第一和第二靠背之间形成大于第一角度的第二角度;从第二到第三相对位置的过程中,锁舌保持收折状态。


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    Titel :

    Seat back assembly


    Weitere Titelangaben:

    座椅靠背组件


    Beteiligte:
    ZHOU YONG (Autor:in) / HE LONGHUI (Autor:in) / SUN YUHANG (Autor:in) / WANG XIANLONG (Autor:in)

    Erscheinungsdatum :

    06.09.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



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