US 12,078,386 B2
Air conditioner
Hakjae Kim, Seoul (KR); Sunghyun Nam, Seoul (KR); Jongyun Lee, Seoul (KR); Moonseop Bak, Seoul (KR); Heechul Park, Seoul (KR); and Heejin Lee, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Dec. 16, 2021, as Appl. No. 17/552,696.
Claims priority of application No. 10-2020-0178695 (KR), filed on Dec. 18, 2020.
Prior Publication US 2022/0196267 A1, Jun. 23, 2022
Int. Cl. F24F 8/22 (2021.01); A61L 9/20 (2006.01); F24F 1/0022 (2019.01); F24F 1/0063 (2019.01); F24F 13/08 (2006.01)
CPC F24F 8/22 (2021.01) [A61L 9/20 (2013.01); F24F 1/0022 (2013.01); F24F 1/0063 (2019.02); F24F 13/08 (2013.01); A61L 2209/12 (2013.01); A61L 2209/16 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An air conditioner, comprising:
a case having an inlet, and an outlet provided below the inlet;
a heat exchanger configured to heat exchange external air introduced into the case through the inlet;
a blower fan disposed below the heat exchanger and configured to be rotated by a rotational shaft that extends in a lateral direction so as to send air inside the case from the inlet to the outlet;
a lower guide that guides air, which is blown by the blower fan toward to a lower side of the blower fan, to the outlet;
an upper guide spaced apart from the lower guide to form a discharge passage with the lower guide; and
at least one sterilization device disposed at one side of the lower guide and having a sterilization lamp configured to emit ultraviolet light toward the blower fan, wherein a lower end of the sterilization lamp is disposed lower than an upper surface of the lower guide.