Patent ID: 6260766
Filing Date: 2001-07-17
Classification: B60H,F01P

Abstract:
A heating apparatus for a vehicle having a passenger compartment and a driving source for driving the vehicle, said heating apparatus comprising:circuit means for forming a fluid circuit through which fluid for cooling said driving source circulates;a pump unit for circulating fluid in said fluid circuit;a heat exchanger, disposed in said fluid circuit, for heating air blown into the passenger compartment by using fluid for cooling said driving source as a heating source;a throttle member, disposed in a fluid passage of said cooling water circuit, for adjusting an opening area of said fluid passage;determining means for determining whether or not it is necessary to change temperature of fluid circulating in said fluid circuit; andthrottle control means for controlling said throttle member to reduce said opening area of said fluid passage of said fluid circuit, when said determining means determines that it is necessary to increase the temperature of fluid in said fluid circuit.