| 摘要 |
PURPOSE: A safety socket buried in a wall is provided to close a ground hole by rotating an operation wheel member if a plug is not put in a socket. CONSTITUTION: A depression unit(121) is formed on a cover(120) and includes a ground hole(121a). The terminal of a plug passes through the ground hole. A ground hole opening and closing unit(130) includes a guide hole(131), an opening and closing member(133), and a spring(132). An operation wheel member(140) moves the opening and closing member in a depression unit. The operation wheel member is rotatably combined with a support(123).
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