| 摘要 |
Games and sports equipment comprises a light-gas balloon 1 fixed to a safety line 10 and a carrying strap 9, for a sportsman or player. The buoyancy of the balloon 1 is chosen to be equal that of the user's weight and the balloon is used for entertainment or for studying a sequence of sportsmen's movements. The balloon is encased in a net 7 and carries a deflating valve 17. <IMAGE> |
