首页>
外国专利>
Portable device for marking on the ground for playing tennis and replacing a conventional tennis court
Portable device for marking on the ground for playing tennis and replacing a conventional tennis court
展开▼
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
展开▼
页面导航
摘要
著录项
相似文献
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
展开▼