公开(公告)号：US20220249883A1

公开(公告)日：2022-08-11

申请号：US17650016

申请日：2022-02-04

Applicant: HONEYWELL INTERNATIONAL INC.

Inventor： Xiaojin HAN ,  Hongbing XIANG ,  Licong DUAN ,  Wei SHI ,  Hang TIAN

IPC: A62B23/02 ,  B01D46/00

Abstract: The present invention provides a respirator. The respirator (100) has an outer housing (103), a filter, and an end cover (104). The filter is arranged on the outer housing (103). Position-limiting devices matching each other are respectively provided on the end cover (104) and the outer housing (103), and are used for fixing the filter at the outer housing (103).

公开(公告)号：US20220249878A1

公开(公告)日：2022-08-11

申请号：US17650009

申请日：2022-02-04

Applicant: HONEYWELL INTERNATIONAL INC.

Inventor： Xiaojin HAN ,  Hongbing XIANG ,  Licong DUAN ,  Wei SHI ,  Hang TIAN

IPC: A62B7/10 ,  A62B18/00 ,  A62B23/02 ,  A62B18/04

Abstract: The present invention provides a respirator. The respirator (100) has an outer housing (103), a middle frame (101), and a facial seal (108). The facial seal (108) is connected to the middle frame (101), and is fit to and forms a seal to the face of a user when the respirator (100) is in use. The respirator (100) further has an integrated board (102). The integrated board (102) is arranged between the outer housing (103) and the middle frame (101), and is provided with a functional member (107) for the respirator (100).