Patent ID: 8752891
Filing Date: 2014-06-17
Classification: A47C,B60N,H05B

Abstract:
1. A planar heating device for use under a face cover of a seat, the seat including non-contact user areas, the planar heating device comprising: a first warming heater and a second warming heater connected in parallel with an electric power source; a thermistor; a thermostat connected in series with the second warming heater; a heating part for heating the thermistor and the thermostat; and a controller for controlling temperatures of the first warming heater and the second warming heater in accordance with temperature information from the thermistor, wherein the thermistor, the heating part, and the thermostat are configured to be disposed in the non-contact user areas of the seat, and wherein the controller controls the temperature of the first warming heater in accordance with the temperature information from the thermistor after the thermostat operates to halt heating by the second warming heater.