| 摘要 |
PROBLEM TO BE SOLVED: To prevent fraudulent operation of a setting switch provided for a power supply unit of a pachislot table. SOLUTION: A control panel 41 is disposed at a front part of a power supply unit 1 and sets discharge set value of a pachislot table. A cover door 12 covers or exposes the control panel 41 by being turned with hinges 63-1 and 63-2 at one end part as an axis, and is provided with: two engaging pieces 61-1 and 61-2 which are the other end part of the cover door 12, provided substantially in parallel to a side part of the power supply unit 1 and substantially in the orthogonal direction to a turning direction, and in opposition to each other when the cover door 12 covers the control panel 41; and engaging nails 33b-1 and 33b-2 which are the side part of the power supply unit 1 and are engaged with the engaging pieces 61-1 and 61-2 when the cover door 12 covers the control panel 41. This can be applied to a power supply unit. COPYRIGHT: (C)2009,JPO&INPIT
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