US 11,969,682 B2
Indoor unit for air conditioner
Sunggyu Choi, Seoul (KR); Kangyoung Kim, Seoul (KR); Eunsun Lee, Seoul (KR); Jungwon Lee, Seoul (KR); Junseok Bae, Seoul (KR); Myeonggu Kang, Seoul (KR); and Giyeong Gyeong, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Aug. 3, 2022, as Appl. No. 17/879,969.
Application 17/879,969 is a continuation of application No. 16/294,626, filed on Mar. 6, 2019, granted, now 11,541,342.
Claims priority of application No. 10-2018-0026970 (KR), filed on Mar. 7, 2018; and application No. 10-2019-0017451 (KR), filed on Feb. 14, 2019.
Prior Publication US 2022/0370947 A1, Nov. 24, 2022
Int. Cl. B01D 46/00 (2022.01); B01D 46/12 (2022.01); B01D 46/48 (2006.01); B01D 46/681 (2022.01); F24F 1/0073 (2019.01); F24F 8/108 (2021.01); F24F 8/90 (2021.01)
CPC B01D 46/0008 (2013.01) [B01D 46/12 (2013.01); B01D 46/48 (2013.01); B01D 46/681 (2022.01); F24F 1/0073 (2019.02); F24F 8/108 (2021.01); F24F 8/90 (2021.01); B01D 2279/50 (2013.01)] 9 Claims
OG exemplary drawing
 
1. An air conditioner, comprising:
a cabinet assembly forming an external appearance, the cabinet assembly having an air suction port;
a filter assembly disposed at the air suction port to filter particles introduced through the air suction port; and
a filter cleaner assembly configured to remove foreign substances caught in the filter module;
wherein the filter cleaner assembly comprises:
a filter cleaner configured to remove foreign substances of the filter assembly;
a movement guide configured to guide motion of the filter cleaner; and
a power supply device configured to supply power to the filter cleaner, and
the filter cleaner comprises,
a housing defining an exterior design;
a dust container accommodating foreign substances separated from the filter assembly; and
a printed circuit board on which a circuit for controlling operation of the filter cleaner is disposed, and
the dust container is mounted inside the housing through a dust container receiving hole disposed in one side of the housing, and
the printed circuit board is disposed in the opposite side of the side in which the dust container hole is disposed, and
the movement guide comprises,
a guide rail is secured to the cabinet assembly from the outside of the cabinet assembly and configured to guide motion of the filter cleaner by vertically extending in an area in which the filter assembly is disposed; and
a first gear rail is formed in a left portion of the guide rail and a second gear rail is formed in a right portion of the guide rail.