The invention relates to an automobile seat backrest comprising an adult backrest framework and a child backrest framework arranged on the inner side of the adult backrest framework, a set of connecting pieces are arranged between the left side and the right side of the child backrest framework and the adult backrest framework, and each set of connecting pieces comprises two parallel connecting rods; the two ends of the connecting rods are rotationally connected with the adult backrest framework and the child backrest framework respectively to form a four-connecting-rod mechanism; and a driving mechanism and a locking mechanism are arranged at the rotating joint of any connecting rod and the adult backrest framework so as to drive the four-connecting-rod mechanism to act and lock the posture of the four-connecting-rod mechanism. According to the invention, the four-connecting-rod mechanism is driven to drive the child backrest framework to move forwards to protrude out of the adult backrest framework or move backwards to be folded on the inner side of the adult backrest framework, so that the seat backrest has two forms to meet the use requirements of children and adults respectively.

    本发明涉及一种汽车座椅靠背,其靠背骨架包括成人靠背骨架和设于成人靠背骨架内侧的儿童靠背骨架,儿童靠背骨架的左右两侧与成人靠背骨架之间均设有一组连接件,每组连接件包括两根相互平行的连接杆,连接杆的两端分别与成人靠背骨架和儿童靠背骨架转动连接以形成四连杆机构;任一根连接杆与成人靠背骨架的转动连接处设有驱动机构和锁止机构以驱动所述四连杆机构动作和锁定所述四连杆机构的姿态。本发明中,通过驱动四连杆机构带动儿童靠背骨架向前运动凸出于成人靠背骨架或向后运动重叠收于成人靠背骨架内侧,使座椅靠背具有两种形态以分别满足儿童和成人的使用需求。


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    Titel :

    Automobile seat backrest


    Weitere Titelangaben:

    一种汽车座椅靠背


    Beteiligte:
    GAO SHIWEI (Autor:in) / CHEN MIN (Autor:in) / WANG JIA (Autor:in)

    Erscheinungsdatum :

    2022-01-21


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

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



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