公开(公告)号：US11852369B2

公开(公告)日：2023-12-26

申请号：US17389903

申请日：2021-07-30

Applicant: LG ELECTRONICS INC.

Inventor： Deuk Won Lee ,  Min Kyu Oh ,  Dae Woong Kim ,  Bo An Kwon ,  Yang Hwan No ,  Hyun Byung Cha ,  Byung Hoon Park ,  Yu Na Jo ,  Ji Hye Lee

IPC: F24F13/08 ,  F24F8/108 ,  F24F13/20 ,  F24F13/28 ,  F24C15/20 ,  B01D46/00 ,  B01D46/46 ,  B01D46/08

CPC classification number: F24F13/082 ,  F24F8/108 ,  F24F13/20 ,  F24F13/28 ,  B01D46/00 ,  B01D46/08 ,  B01D46/46 ,  F24C15/2035 ,  F24F2013/205 ,  Y10S55/35 ,  Y10T29/49815

Abstract: An air cleaner is provided that includes: a body housing having an air inlet and a filter discharge outlet; a fan module provided within the body housing; a filter supply module provided within the body housing and configured to provide a filter sheet; a filter transportation module configured to transport the filter sheet from the filter supply module such that the filter sheet passes by the air inlet and is discharged at the filter discharge outlet; and a cutting module configured to cut the filter sheet. The filter transportation module includes: a drive supply roller and a driven supply roller; drive and driven discharge rollers that are positioned a distance apart toward the filter discharge sides, respectively, of the two supply rollers; a first roller drive motor configured to drive the drive supply roller; and a second roller drive motor configured to drive the drive discharge roller.