公开(公告)号：US20190186811A1

公开(公告)日：2019-06-20

申请号：US16282623

申请日：2019-02-22

Applicant: LG ELECTRONICS INC.

Inventor： Jongho YUN ,  Hyungyul KIM ,  Hyunsik MUN ,  Wooyong JU

IPC: F25D23/12

CPC classification number: F25D17/042 ,  B01D46/0006 ,  B01D46/0023 ,  B01D46/10 ,  F25D11/02 ,  F25D17/04 ,  F25D17/062 ,  F25D23/12 ,  F25D29/006 ,  F25D2317/041 ,  F25D2400/361

Abstract: A refrigerator and an air purifier for a refrigerator are provided. The air purifier may include a case configured to be mounted on an upper surface of a cabinet of a refrigerator and in which inlet holes and an outlet hole are formed, a plurality of fan motor assemblies provided inside of the case to force a flow of air, a plurality of filter assemblies mounted in the case to partition a space between the inlet holes and the plurality of fan motor assemblies and purify suctioned air, a controller that controls driving of the plurality of fan motor assemblies, and a gas sensor connected to the controller to detect harmful gas in a kitchen space. The controller may control driving of the plurality of fan motor assemblies through detection of the harmful gas by the gas sensor.