| 摘要 |
PURPOSE: A digital door lock device is provided to automatically deregulate the double locked state by operating rotation the steering wheel for the indoor unit. CONSTITUTION: The digital door lock includes the indoor unit(100) and outdoor unit or it is deregulated and is double locked up with the manipulation of double locking lever installed at the indoor unit. The indoor unit comprises the steering wheel(140) for the indoor unit, and, the double unlocking part(101). The protrusion(150a) is formed extendly in one or more spot. The double unlocking part forms the first double locking hole(121) and the second double locking hole(122). The double unlocking part comprises the first plate(110), and the second plate(120) and the third plate(130).
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