AIR CONDITIONER FOR CAR Russian patent published in 2002 - IPC

FIELD: transport engineering; heating, cooling and ventilation devices for automotive vehicles. SUBSTANCE: proposed air conditioner has compressor, condenser, dryer, expansion valve and evaporator interconnected by pipe lines. Evaporator is connected by first inlet with expansion valve, and first outlet of evaporator is connected with compressor. Air conditioner is provided with fan for delivering air into vehicle interior. Evaporator is made in form of device to provide heat exchanger between cooling agent and liquid cold carrier. Air conditioner has also liquid pump and heat exchanger of heater to provide heat exchange between liquid cold carrier and air installed for connection through its outlet with cooling system of internal combustion engine. Inlet of heat exchanger is connected by pipe line with liquid pump, and outlet is connected with second inlet of evaporator. Second outlet of evaporator is connected with inlet of liquid pump. Fan for delivering air into vehicle interior is located before heater heat exchanger. Air conditioner has also cock installed on pipe for connection to cooling system of internal combustion engine. Outlet of cock is connected with inlet of heat exchanger of heater. EFFECT: improved ecological characteristics of air conditioner and safety of passengers. 1 dwg