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Using the idea of Electromagnetic induction, when a user is cycling, the terrain changes make a serial of motion at the cushion, which move the cylinder to produce electricity. It just use the motion energy generated during the cycling process of the user, to have a new,easy and more environmentally friendly way of charging.
Kaohsiung City, Taiwan
Ying-Ling.Yao Chia- Hui .Yang Meng-Yin. Hsu Guan-Ling .LU