| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a game machine which is characteristic in a ball passage.SOLUTION: At least a part of a ball passage provided for a game board is provided at a position visible from a player. The ball passage is provided at least with a first wall part and a second wall part. The second wall part is provided at a position facing the first wall part. On a first surface in the first wall part, there is provided a first projection part; on a second surface in the second wall part, there is provided a second projection part. The first projection part projects in the direction of the second wall part; the second projection part projects in the direction of the first wall part. The ball passage is provided with a first opening and a second opening. The second opening is nearer a downstream side than the first opening, and detection means is provided nearer the downstream side than the second opening. Game balls discharged through the second opening can be led to the detection means.</p> |
