US Patent:
20100126978, May 27, 2010
Inventors:
Phyllis Dawn Semmes - Gladstone OR, US
International Classification:
H05B 1/00
H05B 3/34
H05B 1/02
Abstract:
The present invention relates to an improved heating pad adapted for personal use to warm the owner's feet while seated at a desk. It has a bi layer ground insulation system to save energy and keep the temperature of contact materials far below the applicable fire regulations. It has an occupancy sensing capability linked to a shut off switch enhancing the safety margin. It's electrical power consumption is under 1500 W with most common usage in the 90-135 W range. These features make it ideal for use at the workplace.