| 摘要 |
PROBLEM TO BE SOLVED: To provide a stage structure of a center prize-winning role object for a game machine with which a player cannot take his/her eyes off rolling of a game ball and enjoys a game with interest. SOLUTION: As for a stage surface 34, a cross section in the direction of a short length is curved in a recess state, and has the shape of a plane connected in the state of a half pipe surface in a right and left direction. On the left end side of the stage surface 34, a warp forming part 36 for forming a lower warp passage 38b is formed. The warp forming part 36 is provided with a curved edge part which forms a warp exit facing the left end of the stage surface 34 and which guides the game ball released from the warp exit toward the deep side of the stage surface 34. COPYRIGHT: (C)2004,JPO&NCIPI
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