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Everyone has the experience of umbrella being stolen by others, especially on rainy day. U-Locker makes the umbrella-stealing people hard to open the umbrella, which declines the stolen rate. U-Locker combines the combination lock with umbrella, it can only be unlocked when the users rotate to the correct code.
National Taiwan University
of Science and Technology
National Taiwan University of Scien
Chang-Chi,Shih / Chih-Hao,Wang / Yin-Kai,Lee