AIR CONDITIONING UNIT OF CAR AIR CONDITIONING SYSTEM

摘要

An air conditioning unit capable of reducing the size, in the car vertical direction, of an air conditioning unit case, controlling temperature suitably and providing a sufficient air volume, wherein an air mixing door (3) can be folded into two sections. At the time of a maximum heating, the air mixing door (3) is fully folded to block a cooling air passage (11) and open the whole front face of a heater core (2), and at the time of a maximum cooling, the air mixing door (3) is fully deployed to open the cooling air passage (11) and block the whole front face of the heater core (2).