公开(公告)号：US20220192289A1

公开(公告)日：2022-06-23

申请号：US17599507

申请日：2020-01-20

Applicant: LG ELECTRONICS INC.

Inventor： Keonwang LEE ,  Seongman JANG

IPC: A41D13/11 ,  A61B5/087 ,  A61B5/11 ,  A62B18/02 ,  A62B18/08 ,  A62B23/02 ,  A62B18/00 ,  F04D19/00 ,  F04D27/00 ,  F04D29/70

Abstract: Provided are a mask device and a method for controlling the same. The mask device includes a mask body configured to cover a nose and mouth of a user, a first air cleaner connected to one side of the mask body, and a second air cleaner connected to the other side of the mask body. Also, the mask device includes a first suction fan module installed in the first air cleaner, a second suction fan module installed in the second air cleaner, and an exhaust fan module disposed in the mask body.

公开(公告)号：US20220090814A1

公开(公告)日：2022-03-24

申请号：US17464856

申请日：2021-09-02

Applicant: LG Electronics Inc.

Inventor： Ji Eun CHOI ,  Hyungho PARK ,  Jinhee NOH ,  Dongryul PARK ,  Seongman JANG

IPC: F24F11/79 ,  F24F8/108 ,  F24F11/64 ,  F24F11/526 ,  B01D46/44 ,  B01D46/42 ,  B01D46/46 ,  B01D46/00 ,  B01D46/24

Abstract: An air cleaning system can rapidly senses occurrence of local pollution, caused by fine dust, through a remote sensor hub and supplies purified air to a polluted area in a concentrated manner, thereby quickly purifying indoor air.