| 摘要 |
<p>An enclosed structure for use in practising ball games such as football comprises an outer cover <B>1</B> and an inner wall <B>2</B>, the structure is constructed to a curved or circular design so as to contain a ball. This structure helps football players to improve their shooting and ball control skills. The inner wall <B>2</B> of the structure may be made up of a plurality of inflated segments or made of a resilient material to allow the ball to rebound to the player. The segments may be inflated to variable pressures. Sensors may be located in the segments to determine the power of a shot. The structure may also have a floor <B>4</B> and an outside edge <B>3</B> of the floor may slope towards the centre. The floor <B>4</B> may be changed to create variable underfoot conditions.</p> |
