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    • 4. 发明授权
    • Frame structure for a seatback of a seat
    • 座椅靠背的框架结构
    • US06371561B1
    • 2002-04-16
    • US09590134
    • 2000-06-09
    • Yoshiyuki IwamotoShuji KumanoKazuhiro Matsuhashi
    • Yoshiyuki IwamotoShuji KumanoKazuhiro Matsuhashi
    • A47C702
    • B60N2/68B60N2/7094
    • A seatback frame structure (F) for a seatback (2) of a seat (S) comprises a generally rectangular seatback frame (4) and a lower or primary wire frame (9) which has base frame sections (9a) extending from opposite vertical side frame sections (4a) of the rectangular seatback frame (4) at a height of lumbar vertebras, respectively, an upward extending support frame section (91) which extends upward from the base frame sections (9a) and comprises opposite vertical side frame sections (91b) extending from the base sections (4a), respectively, and a horizontal frame section (91a) extending between the opposite vertical side frame sections (91b) at a height of shoulder blades, and an upper or subsidiary wire frame (8) extending between the opposite vertical side frame sections (4a) behind the upward extending support frame section (91). The upward extending support frame section (91) at its upper part is bent backward so as to extend along the backbone of a person P sitting on the seat S.
    • 用于座椅(S)的座椅靠背(2)的座椅靠背框架结构(F)包括大致矩形的座椅靠背框架(4)和下部或主要线框架(9),其具有从相对的竖直方向延伸的基部框架部分 分别在腰椎高度处的矩形座椅靠背框架(4)的侧框架部分(4a)分别从基架部分(9a)向上延伸的向上延伸的支撑框架部分(91),并且包括相对的竖直侧框架部分 (91b),以及在肩部刀片的高度处在相对的竖直侧框架部(91b)之间延伸的水平框架部(91a),以及上部或附属线框架(8) 在向上延伸的支撑框架部分(91)之后的相对的垂直侧框架部分(4a)之间延伸。 在其上部的向上延伸的支撑框架部分(91)向后弯曲,以便沿着坐在座位S上的人物P的骨架延伸。