| 摘要 |
PROBLEM TO BE SOLVED: To provide a game board of a Pachinko game machine that strikes a balance between a support structure for stably supporting obstacle spikes and a reduction of total cost from manufacturing of the game machine to recycling thereof. SOLUTION: A board 31 is a board for fixing each structural member the game board 30 has for using a metal form formed into a flat plate type. A rail set 32 is fixed on the front face of this board 31 to form a Pachinko ball shooting passage 31a and a game area 31b on this board 31. A plurality of obstacle spikes 39 are driven into the game area 31b. COPYRIGHT: (C)2011,JPO&INPIT
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