20100192406 | Electrically heated insoles for footwear - A wire-free, rechargeable electrically heated insole for footwear. The insole comprises an upper sole and a bottom sole separated by electrical components for controlling the continuous monitoring and heating of the insole. An insert and fiber plane are also provided as a cushion for the electrical components between the upper and bottom soles. The electrical components comprise a printed circuit board electrically coupled with a thermostat, an amplifier and transistor, resistors, and a light emitting diode to form the electrical system. | 08-05-2010 |