| 摘要 |
PROBLEM TO BE SOLVED: To prevent unfair act by obstructing progress of an invading matter through a gap between the front frame and the glass door frame. SOLUTION: Lips 3b, 4, 4a,... are formed by inward bending the inside edge of an opening part 2 of the front frame 1 openably equipped on a Pachinko machine. Barriers 24, 24a, which contact crossed with the lips 3b, 4, 4a,... or proximal crossing at a narrow gap in a closed condition of a glass door frame 15 openably equipped on the backside of the front frame 1, are projected from the glass door 15 to make the front frame 1 and the glass door frame 15 tightly in touch with each other to prohibit invasion of unfair invading matters therebetween.
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