US 11,752,376 B2
Fire extinguishing system for air mobility vehicle
Jong Won Kim, Cheonan-si (KR); and Youn Sic Nam, Daejeon (KR)
Assigned to HYUNDAI MOTOR COMPANY, Seoul (KR); and KIA CORPORATION, Seoul (KR)
Filed by HYUNDAI MOTOR COMPANY, Seoul (KR); and KIA CORPORATION, Seoul (KR)
Filed on May 26, 2022, as Appl. No. 17/825,533.
Claims priority of application No. 10-2021-0082636 (KR), filed on Jun. 24, 2021.
Prior Publication US 2022/0409936 A1, Dec. 29, 2022
Int. Cl. A62C 3/08 (2006.01); A62C 5/02 (2006.01); B64D 45/00 (2006.01)
CPC A62C 3/08 (2013.01) [A62C 5/02 (2013.01); B64D 2045/009 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A fire extinguishing system of an air mobility vehicle, the fire extinguishing system comprising:
a refrigerant flow line in which a refrigerant flows, the refrigerant flow line comprising a compressor, a condenser, a first expansion valve, an accumulator, and an evaporator;
a fire extinguishing liquid flow line connected to the refrigerant flow line via a connection valve, the fire extinguishing liquid flow line being configured to spray a mixed liquid of a fire extinguishing liquid and the refrigerant;
a mixing part connected to the fire extinguishing liquid flow line, the mixing part being configured to mix the refrigerant and the fire extinguishing liquid; and
a fire extinguishing liquid storage part configured to store the fire extinguishing liquid and to discharge the fire extinguishing liquid into a mixing space of the mixing part.