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Easily Unlocking! / key

Easily Unlocking!

It is difficult to open the door when using the key with hanging lots of bags on the hands. Moreover, some lock needed to rotating few cirlces so that people unlock the door.
This design makes the key to be rotated only on the down parts. Hence, people can unlock the door by using the thumb and first finger to rotate the worked part of the key .

University

National Cheng Kung University

National Cheng Kung University
Tainan City, Taiwan

Design

National Cheng Kung University

National Cheng Kung University
Tainan City, Taiwan

Lu Kuan-Cheng, Yeh Wei-Ting, Wu Chih-Heng, Chen Jo-Ti