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    • 1. 发明授权
    • Random race winner selector device
    • 随机赛冠军选择器
    • US4248458A
    • 1981-02-03
    • US42989
    • 1979-05-29
    • Samuel M. Brody
    • Samuel M. Brody
    • G06C3/00G06G1/08B42D15/00G06C17/00
    • G06G1/08G06C3/00
    • A race horse selector includes three discs mounted on a common pivot pin behind a cover disc. Different sized discs are used to expose the outer margins. The margins are divided into equal sectors and numbers 1-12 randomly distributed thereon. The cover member has four spaced openings, one spanning all three discs to identify the win, place and show horses, and/or a Trifector race selection, an opposite one spanning the two outer discs to identify a Quinella or Perfecta race selection and two intermediate openings exposing the smallest and largest discs to identify the second half of a Daily Double and other selections. A locating tab on each disc extends radially outwardly of the cover disc with an outer clamp member extended back over or into the cover disc. Locating indicia on the back permits positioning the tabs such that a number sector is aligned within the openings, without viewing the openings. The bettor positions all three tabs and then reverses the assembly to uncover the numbered sectors on the discs aligned with the four openings.
    • 赛马选择器包括安装在盖盘后面的公共枢轴销上的三个盘。 使用不同大小的光盘曝光外边缘。 利润分为相等的部门和随机分布在其上的数字1-12。 盖部件有四个间隔的开口,一个跨越所有三个盘,以识别胜利,放置和展示马,和/或三叉手表种族选择,相反的一个跨越两个外圆盘,以识别奎因拉或Perfecta种族选择和两个中间 露出最小和最大的光盘的开口,以标识“每日双倍”和其他选择的后半部分。 每个碟片上的一个定位翼片可以从盖盘的径向向外延伸,外部的夹紧构件向后延伸到盖盘上。 在背面定位标记允许定位突片,使得数个扇区在开口内对准,而不观察开口。 投注者将所有三个标签放置在一起,然后反转组件以揭开与四个开口对准的圆盘上的编号扇区。