| 摘要 |
PROBLEM TO BE SOLVED: To prevent deformation of and damage to obstructive pins and role objects even if superimposedly storing game machines, cause no trouble in closing a front frame and constantly retain the clearance between a game board and a glass pane. SOLUTION: Hemispherical projections 51-54 which form vertices of the height or more of the obstructive pins 21 and the role objects are dottedly disposed on same-height plane parts 45-48 provided in triangle parts 41-44 in the right upper, the right bottom, the left upper, and the left bottom of a corner ornament 40. The plane parts 45-48 have the height or more of the obstructive pins 32 and the projections 51-54 have the height of 0.9-1.1 mm. The triangle parts 41-44 are provided with a residual prize ball number display part 55 or ornament surfaces 56-58 engravingly formed with recesses/projections. COPYRIGHT: (C)2005,JPO&NCIPI
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