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Smart radian / Smart radian

Smart radian

In daily life, whether in learning, or in the process of working with a pushpin, are faced with the same problem, thumbtacks bar into the wood or billboards bad pull. If you do not pull the head is not completely healed firmly. So I designed a thumbtack edge upward arc, so the pushpin is more convenient, does not require a lot of effort we put thumbtacks.

University

Jiangxi University of Finance and Economics

Jiangxi University of Finance and Economics
NanChang City,Jiangxi Province, China

Design

Jiangxi University of Finance and Economics

Jiangxi University of Finance and Economics
NanChang City,Jiangxi Province, China

Hongxing Xiang Min Zhou Wanli Hou Zhengzhou Li