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Air tension device / chest developer

Air tension device
Air tension device

This is an air tension device. as soon as handles on the both ends of the device are pulled, the rubber gasbag liner of the device will make its elastic deformation, and from with the resistance generates. There is a circuit board connecting to both ends inside the balloon. on which elastic deformation degree will be reflected by the brightness level of LED on the circuit board. The total length of this air tension device can be adjusted through the rope which connects the handle to the liner, the wingspan length could be ignored.

University

Kunming University of Science and

Kunming University of Science and
Technology
Kunming, China

Design

Kunming University of Science and

Kunming University of Science and
Technology
Kunming, China

Bolin Li. Siyuan Feng. Yibo Ju. Xikun Zhu