The invention relates to an automobile seat backrest supporting device for relieving lumbago symptoms of a driver, which comprises supporting devices at the upper waist part and the lower part of the chest and the back, and a supporting device at the upper end of an ilium. According to the supporting device on the lower portion of the upper waist and the lower portion of the chest and back, the backrest face of the seat abuts forwards to form a rectangular protrusion with the length being about 20 +/-5 cm, the width being about 25 +/-5 cm, the height being 1.5 +/-0.8 cm and the lower edge being about 30 +/-5 cm away from the seat, and the rectangular protrusion supports the upper waist and the lower portion of the chest and back. According to the supporting device at the upper end of the ilium, the backrest face of the seat abuts against forwards to form a rectangular protrusion with the length being about 7 +/-3 cm, the width being about 25 +/-5 cm, the height being 3 +/-1 cm and the distance between the lower edge and the seat face being about 13 +/-3 cm, and the rectangular protrusion supports the upper end area of the ilium. According to the supporting device, the lumbar intervertebral disc is prevented from bearing the pressure load for maintaining muscle contraction of the anteflexion sitting position, the pressure load of the lumbar intervertebral disc from sacroiliac joints is reduced, and the lumbago symptom caused by long-time driving of a driver is relieved.

    本发明涉及缓解驾驶员腰痛症状的汽车座椅靠背支撑装置,包括:上腰部、胸背下部的支撑装置,以及,髂骨上端的支撑装置。上腰部、胸背下部的支撑装置,将座椅靠背面向前抵顶形成长约20±5厘米、宽约25±5厘米、高1.5±0.8厘米、下边缘距离椅面约30±5厘米的长方形突出,支撑上腰部和胸背下部区域。髂骨上端的支撑装置,将座椅靠背面向前抵顶形成长约7±3厘米、宽约25±5厘米、高3±1厘米、下边缘距离椅面约13±3厘米的长方形突出,支撑髂骨上端区域。上述支撑装置避免腰椎间盘承担维持前屈坐位肌肉收缩的压力负荷,减少骶髂关节来源的腰椎间盘压力负荷,缓解驾驶员长时间驾驶的腰痛症状。


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    Title :

    Automobile seat backrest supporting device for relieving lumbago of driver


    Additional title:

    缓解驾驶员腰痛的汽车座椅靠背支撑装置


    Contributors:
    FAN XI (author)

    Publication date :

    2021-04-09


    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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