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easy-to-pull cap / cap of a pen

easy-to-pull cap
easy-to-pull cap

The cap of pens is easy to miss in life.Mixing different caps with different pens is difficult. However, easy-to-pull caps can solve these problems easily. It is an oval and can become spring structure. Only need to cover up the nib by a easy-to-pull cap, then pull down its edge and press the sticky rubber bead, the pen will be guarded by the cap. Furthermore, the easy-to-pull cap becomes a temporary penholder if the pen is stuck in the gap between its springs.

University

Kunming University of Science and

Kunming University of Science and
Kunming, China

Design

Kunming University of Science and

Kunming University of Science and
Kunming, China

Bolin Li. Siyuan Feng. Yibo Ju. Xikun Zhu