Torwand with changing targets, used in game machine for training and playing matches, has openable openings that are designed in selectable sizes and expletively arranged in total area of goal wall
摘要
<p>The torwand has a goal wall main portion. Several openings are individually or collectively formed in the goal wall main portion. The openable openings are designed in selectable sizes and expletively arranged in the total area of the goal wall. A random number generator is arranged for determining the number of opening and the size of the opening. The openings are arranged preferably in a 3*4 matrix. A dot value is assigned for the opening over a display according to preset rules.</p>
