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Defender / Bracelets


Electrician has many protective methods during maintaining device, but there still are some accidents of electrical shock happen to them.The Defender is based on the principle of airbag in car. When the bracelet detects large current through the body, the stored chemical would interact and generate large amount of gas, to form an airbag around the arm. And then the hand is separated from electric. At the same time, signal asking for help is send out and rescuing information is shown on screen, rescuing the user.


Dalian Nationalities University

Dalian Minzu University
Dalian, China

Yumo Jiang,
Dalian Nationalities University

Wei Liu,
Dalian Nationalities University

Hao Yu,
Dalian Nationalities University

Yuanxuan Huang,
Dalian Nationalities University

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