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Taiwan has entered the aging population society, now whether in the city or countryside have elderly people living alone. People's cognitive ability will gradually decline with aging, particularly in attention and memory capacity.This design aimed at providing a feedback of lock statement of the home door while elderly people going out. It is unnecessary to worry about whether it should go home to check, but can directly identify by key's statement.There are two parts of the key bow; it will be changed while opening the lock. Concave surface of key bow stands for unlocked, otherwise smooth surface stands for locked.
National Yunlin University of Science and Technology
Yunlin, Taiwan
National Yunlin University of Science and Technology
Yunlin, Taiwan