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doorbell / 18921296092

doorbell
doorbell

the doorbell is installed in the doorknob which is hollow. the air inside will be made to flow by the gripping strength when our hands holding the doorknob and distorting the silica gel , making the bell ring. the theory here is similar to that in the toy trumpet.

University

JiangnangUniversitySchool of Design

JiangnangUniversitySchool of Design
WuXi, China

none

Design

JiangnangUniversitySchool of Design

JiangnangUniversitySchool of Design
WuXi, China

Yuqiang Zhou ,Kai Xia

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