US 12,480,684 B2
Air conditioner
Kwangnam Shin, Suwon-si (KR); Jeongkyo Oh, Suwon-si (KR); Donghyun Kim, Suwon-si (KR); Hyundal Kim, Suwon-si (KR); Dongkung Oh, Suwon-si (KR); Dongsu Ha, Suwon-si (KR); and Jinwoo Hong, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on May 30, 2023, as Appl. No. 18/325,578.
Application 18/325,578 is a continuation of application No. PCT/KR2021/018468, filed on Dec. 7, 2021.
Claims priority of application No. 10-2020-0181870 (KR), filed on Dec. 23, 2020.
Prior Publication US 2023/0304700 A1, Sep. 28, 2023
Int. Cl. F24F 13/14 (2006.01)
CPC F24F 13/1413 (2013.01) [F24F 2221/14 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An air conditioner comprising:
a housing comprising a discharge port;
a fan disposed inside the housing to blow air into the discharge port;
a main blade disposed in the discharge port to be rotatable by a driving motor, the main blade comprising a blocking plate and a guide blade arranged at a first distance from the blocking plate along a rotation direction of the main blade so as to form a blowing flow path through the first distance according to a rotation angle of the main blade; and
a sub-blade configured to be rotated along a circumference of the main blade by interlocking with the main blade, the sub-blade arranged in the rotation direction of the main blade with respect to the blocking plate and provided to cover the discharge port together with the blocking plate according to the rotation angle of the main blade.