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This is the door with a brand new concept.
It abandons the typically used door belling system,turns back to the original knocking method,when koncks are made to different squares on the door,it trigers the different tones,and most importantly,it forms a sequence,which then acts as the coding system.
Zhejiang University of Technology
Department of Industrial Design
Hangzhou, China
Shangshang Zhu;Xin Lv
Zhejiang University of Technology
Department of Industrial Design
Hangzhou, China
Kejia Luo; Jia Jiang;Liguang Zhang; Kun Zhang;Weiwei Luo