公开(公告)号：US10254035B2

公开(公告)日：2019-04-09

申请号：US15432021

申请日：2017-02-14

Applicant: LG ELECTRONICS INC.

Inventor： Jongho Yun ,  Hyungyul Kim ,  Hyunsik Mun ,  Wooyong Ju

IPC: F25D17/04 ,  F25D11/02 ,  F25D17/06 ,  F25D29/00 ,  F25D23/12 ,  B01D46/00 ,  B01D46/10

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.

公开(公告)号：US10605521B2

公开(公告)日：2020-03-31

申请号：US16282623

申请日：2019-02-22

Applicant: LG ELECTRONICS INC.

Inventor： Jongho Yun ,  Hyungyul Kim ,  Hyunsik Mun ,  Wooyong Ju

IPC: B01D46/46 ,  B01D46/10 ,  F25D11/02 ,  F25D23/12 ,  F25D17/04 ,  F24F13/26 ,  F25D17/06 ,  F25D29/00 ,  B01D46/00

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.