| 摘要 |
PROBLEM TO BE SOLVED: To provide a game machine capable of allowing four players to shoot balls to aim a prize-winning hole at the center part of a game board by arranging four ball shooting devices in one smart ball machine. SOLUTION: The smart ball machine includes the plurality of ball shooting devices and a guide curved wall on the outer periphery of the substantially circular game board. The game board has a conical slope surface which is inclined downward to the prize-winning hole arranged at the center part and has multiple forested nails with the prize-winning hole as a center, so as to be enjoyed by a group. COPYRIGHT: (C)2006,JPO&NCIPI
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