| 摘要 |
PROBLEM TO BE SOLVED: To achieve the effective utilization of left and right peripheral parts of the playing area even with a larger size of the center case. SOLUTION: In side lamp members 26 arranged respectively on left and right side rims of the playing area 9, guide gutters 38, the top surfaces of which are inclined downward to the center lower part of the game area are provided at the upper parts of respective mounting base plates 35, side scoring devices 40 are provided at respective extension parts of the mounting base plates extended to the center side of the game area below the guide gutters, strings of ball downflow guide nails 63 are implanted toward the center lower part of the game area from the lower ends of the inclinations of the guide gutters, and ball downflow space parts 64 which allow game balls to drop are formed beside the lower ends of the inclinations of the respective strings of ball downflow guide nails. COPYRIGHT: (C)2004,JPO
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