the layout is simple the penutulum rotates and passes over the coils and produce power, the pentulum has a bearing in the center to help with a smooth...
Charge your phone while walking with this pendulum powered charger. Your walking motion charges your phone. I will add the power control circuit later if i have time. It is a simple LM chip and cap layout to condition the power. more on that later.
Step 1: Loppy
Here is the rear case of the charger all from abs plastic 3d printed the belt loop to strap it to your hip or to your arm or leg.