| 摘要 |
PURPOSE: An apparatus for indicating a state of a toilet room is provided to indicate the present state of the toilet room by installing an indication unit at the outside of the toilet room. CONSTITUTION: An apparatus for indicating a state of a toilet room includes a door locking unit(10), a switching unit(20), and an indication unit(30). The door locking unit(10) locks or unlocks a door of the toilet room. The switching unit(20) is connected to the door locking unit(10) in order to control a supplying state of a power supply unit(21). The indication unit(30) is connected to the switching unit(20). The indication unit(30) is installed at the outside of the door of the toilet.
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