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Portable device for marking on the ground for playing tennis and replacing a conventional tennis court

机译:便携式设备,用于在地面上打标记以打网球并代替传统的网球场

摘要

In order to play doubles, 9 strips 1 may constitute the court. For singles games, the two large outer strips may be removed. Two posts 2, with bases 3 which are each pierced with four holes 5 for the passage of spikes 6 for fastening in the ground. The cables serving to hold the post and the net are six in number 7, three on each side of the net. Each cable consists of a nylon cord 7, of a tension device 8 for stretching the cable, and of a hook which hooks into the holes 9 at the top of each post. For constituting the marking on the ground, fastening spikes will come to each location designated on the diagram 20. IMAGE
机译:为了打双打,可以组成9条1。对于单打游戏,可以去除两个较大的外部条。两个带有基部3的支柱2,每个基部3都刺有四个孔5,以使钉子6通过以固定在地面上。用于固定柱子和网的电缆是7根中的6根,在网的每一侧上有3根。每条电缆由尼龙绳7,用于拉伸电缆的张紧装置8以及钩在每个柱顶部的孔9中的钩组成。为了在地面上构成标记,固定钉将到达图20中指定的每个位置。<图像>

著录项

  • 公开/公告号FR2613951A1

    专利类型

  • 公开/公告日1988-10-21

    原文格式PDF

  • 申请/专利权人 DESVALLONS JEAN;

    申请/专利号FR19870005344

  • 发明设计人

    申请日1987-04-15

  • 分类号A63C19/02;A63B61/00;

  • 国家 FR

  • 入库时间 2022-08-22 06:50:53

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