The invention relates to a rear-row seat for preventing a head and a neck from being injured by rear collision. The seat comprises a seat backrest and a headrest, wherein the headrest includes a headrest part and a rod part for supporting the headrest part. A shell of a cavity is fixedly connected to an internal framework of the seat backrest, a gas generator and a piston are arranged in the cavity, an upper end of the gas generator is connected with a lower end of the rod part of the headrest, and the piston is positioned in the cavity at the lower end of the gas generator. The rear-row seatis sensitive in action and provided with a whiplash prevention mechanism capable of effectively preventing passengers from whiplash injury, and problems that an existing whiplash prevention device isinsensitive in action and poor in protection effect are solved.

    本发明涉及一种用于避免后部碰撞伤害头颈的后排座椅,包括座椅靠背和头枕,所述的头枕包括枕部和支撑枕部的杆部,所述的座椅靠背内部骨架上固定连接腔体的外壳,所述的腔体内有气体发生器和活塞,所述的气体发生器的上端与所述头枕的杆部的下端连接,所述的活塞位于气体发生器的下端的腔体内。本发明的后排座椅动作灵敏、具有能有效的使乘员免受挥鞭伤的防鞭打机构,解决了现有的防鞭打装置动作不灵敏,防护效果差的问题。


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    Title :

    Rear-row seat for preventing head and neck from being injured by rear collision


    Additional title:

    一种用于避免后部碰撞伤害头颈的后排座椅


    Contributors:
    ZOU LIJUN (author) / WANG JIANXUN (author) / YU DACHUAN (author) / LIU YANBO (author) / SHA LEI (author) / WANG HE (author) / QI XIAOMING (author) / WANG CONG (author) / HOU KUN (author) / ZHAO WEN (author)

    Publication date :

    2020-09-04


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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