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Bell disk is a combination of a bell and a U-disk, which is designed to remind people not to forget their U-disk.
Bell disk avoids the embarrassment of leaving without U-disk Its tail is designed as a separable bell.If the U-disk is separated from the bell,when people stand up, the bell worn on people will ring with shaking, which is given a meaning of warning to remind people to pull out the U-disk.
China University of Geosciences
Wuhan, China
China University of Geosciences
Wuhan, China
Jiang Liang / Jiahui Gu / Shenyan Ma / Zhanchuang Zhen