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    • 64. 发明授权
    • Retractable adjustable shelf apparatus
    • 可伸缩可调搁板装置
    • US5499584A
    • 1996-03-19
    • US350458
    • 1994-12-07
    • Michael J. Taylor
    • Michael J. Taylor
    • A47B46/00A47B57/00
    • A47B46/005
    • A retractable adjustable shelf apparatus for holding items thereupon comprising a hollow first shelf formed of a top and a bottom wall and a periphery interconnecting the walls; a pair of brace mechanisms with each brace mechanism including a strut having a first end and a second end with the first end pivotally couplable to a separate external second shelf; and a pair of level adjustment mechanisms disposed within the first shelf, each level adjustment mechanism further comprising an elongated longitudinally slidable geared upper track slidably coupled to the top wall, an elongated geared lower track coupled to the bottom wall, a gear disposed between and in mesh with the tracks and with the gear coupled to the second end of the strut, and a spring-loaded bolt extended from one end of the upper track and through the front wall to terminate at a turnable knob for allowing the first track to be slid to a desired position for permitting the levelness of the first shelf to be adjusted when pivoted with respect to the external second shelf.
    • 一种用于保持物品的可伸缩可调搁板装置,包括由顶壁和底壁以及连接壁的周边形成的中空的第一搁板; 一对支撑机构,每个支撑机构包括具有第一端和第二端的支柱,第一端可枢转地联接到单独的外部第二搁架; 以及设置在所述第一搁板内的一对液位调节机构,每个水平调节机构还包括可滑动地连接到所述顶壁的细长纵向可滑动的齿轮上轨道,耦合到所述底壁的细长齿轮下轨道, 与轨道啮合,并且齿轮联接到支柱的第二端,以及弹簧加载螺栓,其从上轨道的一端延伸并且穿过前壁,以终止于可转动的旋钮,以允许第一轨道滑动 到相对于外部第二搁架枢转时允许调节第一搁板的平整度的期望位置。