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Error Avoiding / Concave-convex Fastener

Error Avoiding

In daily life, it is not harm to witness that the fasteners of children's clothes is not in the appropriate position,such as the first concave fastener in the right is fastened to the second or third convex fastener in the left.To tackle the problem, the first row fastener in the left is designed as convex which the counterpart in the right is designed as concave and the second row fastener in the left is designed as concave which the counterpart in the right is designed as convex. In this way, the children;serror could be avoided.

University

Southwest Jiaotong University

Southwest Jiaotong University
Chengdu, China

Mou Fulong,
Southwest Jiaotong University

Zhou Chao,
Southwest Jiaotong University

Li Xinfei,
Southwest Jiaotong University

He Sijun,
Southwest Jiaotong University