Daicel Corporation

Shunji Nakai

Youji Fujisaki

Ayumi Fujino

A protection device worn on a human body and protects a head of the human body includes a base portion attachable to the human body, and a protection unit having a honeycomb structure or a bellows structure, held by the base portion, and being reversibly switchable between a folded orientation in which the protection unit is folded and an unfolded orientation in which the protection unit is unfolded from the folded orientation and thus the protection unit covers the head of the human body, the protection unit being provided with a fixed end fixed to the base portion and a free end not fixed to the base portion, the protection unit is folded in a state where the free end is close to the fixed end, and the protection unit is unfolded around the head while the free end separates from the fixed end.

Growing community of inventors

Tokyo, Japan

Shunji Nakai