公开(公告)号：US20170234598A1

公开(公告)日：2017-08-17

申请号：US15432021

申请日：2017-02-14

Applicant: LG ELECTRONICS INC.

Inventor： Jongho YUN ,  Hyungyul Kim ,  Hyunsik Mun ,  Wooyung Ju

IPC: F25D17/04 ,  F25D17/06 ,  B01D46/10 ,  B01D46/00 ,  B01D46/42 ,  B01D46/46 ,  F25D11/02 ,  F25D29/00

CPC classification number: F25D23/12 ,  B01D46/0006 ,  B01D46/0023 ,  B01D46/10 ,  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.