| 摘要 |
<p>Easily transportable sports appts. can be quickly erected. It consists of a net tensioned between two posts to produce a games area for ball games of many kinds such as volley ball, ring tennis etc. The posts consists of several sections to be assembled with the lowest and topmost sections fitted with several connectors permitting the attachment of the net or of a rope etc. There are also attachments for two tensioners to each post element to be anchored in the ground. The tensioners' length is adjustable over a wide limit.</p> |
