Patent ID: 7409784
Filing Date: 2008-08-12
Classification: A43B

Abstract:
1. An electricity-producing shoe comprising: a shoe body; and a case mounted inside the shoe body, the case including an adjusting knob mounted outside the case for adjusting elastic strength of the spring buffer and an electricity-producing module and an electricity generator mounted inside the case, the electricity-producing module including a first rack, first and second gears, and a spring buffer mounted between the first and second gears, wherein the first and second gears are engaged with the first rack and an axial gear of the electricity generator, respectively, and an electricity output terminal of the electricity generator is connected to an electric device of the shoe body such that the first rack drives the first gear and the second gear drives the axial gear of the electricity generator by means of normal stepping motion of walking for producing electricity and thereby supplying the electricity for the electric device.