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ARCH / Keychain


This is a re-design of the traditional key ring for defects. On the basis of the traditional key ring, the main aim of the second ring deformation, which makes it generates an arc, and the curvature of which coincides with a header, which will be more convenient bunch of keys, and does not hurt the hand.


Ningbo University of Technology

Ningbo University of Technology
Ningbo City, Zhejiang Province, China