Disclosed is a dryer device and a drying control system utilizing an infrared sensor that measures the temperature of garments or items being dried in a drying device. The invention provides significant improvement over conventional techniques using temperature sensors, or such sensors in combination...http://www.google.fr/patents/US5651192?utm_source=gb-gplus-shareBrevet US5651192 - Infrared temperature sensing for tumble drying control
Infrared temperature sensing for tumble drying control