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    • 9. 发明申请
    • OFFICE CHAIR
    • 办公椅
    • US20160029801A1
    • 2016-02-04
    • US14777039
    • 2014-03-14
    • HAWORTH, INC.
    • Martin W. PotrykusPeter T. LaDukeJason W. HallTimothy J. ScholmaNicolai Czumaj-BrontTeresa A. BellingarMichael W. WelshLarry A. WilkersonKyle R. Fleet
    • A47C7/44A47C7/46
    • A47C7/44A47C7/40A47C7/445A47C7/46A47C31/023
    • A back support (12) for a chair includes a chair frame (20), a pair of upright support posts (18) mounted to the chair frame (20), the upright support posts (18) being laterally flexible with respect to the chair frame (20), a plurality of flexible support arms (21) extending laterally outwardly from the upright support posts (18), the support arms (21) each including a peripheral edge (23), the support arms (21) including a first set of support arms extending in a first lateral direction from the upright posts (18) and a second set of support arms extending in a second direction from the upright posts (18); and a material (42) extending in tension between the peripheral edges (23) of the first set of support arms and the peripheral edges (23) of the second set of support arms such that at least a central portion of the material (42) is spaced from the support arms (21).
    • 用于椅子的后支撑件(12)包括椅架(20),安装到椅子框架(20)上的一对直立支撑柱(18),所述直立支撑柱(18)相对于椅子是侧向柔性的 框架(20),从立式支撑柱(18)横向向外延伸的多个柔性支撑臂(21),每个支撑臂(21)包括周边边缘(23),支撑臂(21)包括第一 一组支撑臂从第一横向方向从立柱(18)延伸,第二组支撑臂沿第二方向从立柱(18)延伸; 以及材料(42),其在所述第一组支撑臂的周边边缘(23)和所述第二组支撑臂的周边边缘(23)之间被拉伸延伸,使得所述材料(42)的至少中心部分 与支撑臂(21)间隔开。