| 摘要 |
PROBLEM TO BE SOLVED: To provide a front door for a game board, which can be easily installed onto a panel frame, and fixed to the panel frame, and which can be easily assembled. SOLUTION: The device is provided with a jamb frame 3 formed of a right and a left vertical frame parts 1a and 1b and an upper frame part 2 combined with one another, a lower frame 4 to be connected to an open end of the jamb frame, two corner joints 5a and 5b to connect the jamb frame to the lower frame, an inner and an outer panels 6a and 6b, intermediate beads 7a and 7b for the jamb frame and the lower frame, an inner bead 8, and an outer bead 8b. The jamb frame comprises an inner panel installation groove 9a and an outer panel installation groove 9b on the inner circumferential side. The lower frame comprises an inner panel installation groove 9a and an outer panel installation groove 9b on the inner circumferential side. The intermediate beads 7a and 7b for the jamb frame and the lower frame are continuous through side walls 11b and 11c between the inner and outer panel installation grooves from a bottom 10a of the inner panel installation groove to a bottom 10b of the outer panel installation groove on the jamb frame and the lower frame. The inner bead 8a is engaged between the side wall 11a of the inner panel installation groove and the inner panel 6a. The outer bead 8b is engaged between the side wall 11d of the outer panel installation groove and the outer panel 6b. COPYRIGHT: (C)2007,JPO&INPIT
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