Patent ID: 6105667
Filing Date: 2000-08-22
Classification: B60H,B60N,Y10S

Abstract:
An air conditioning apparatus for a seat disposed in a passenger compartment of a vehicle, said apparatus comprising:an air conditioning unit for adjusting a temperature of air blown into the passenger compartment, said air conditioning unit includesa unit blower for blowing air into the passenger compartment, anda heating unit for heating air passing therethrough using a thermal medium;a seat duct for forming an air passage for leading air from said air conditioning unit to the seat;a seat blower, disposed in said seat duct, for blowing air in said seat duct toward the seat; andan electrical heater, disposed in said seat duct, for heating air blown into the seat, wherein:said unit blower is stopped when temperature of the thermal medium is lower than a first predetermined temperature during a heating mode for heating the passenger compartment; andsaid seat blower and said electrical heater are operated when the temperature of the thermal medium is higher than a set temperature lower than the first predetermined temperature, in such a manner that air passing through said heating unit of said air conditioning unit is heated by said electrical heater and is blown into the seat through said seat duct.