公开(公告)号：US20230405374A1

公开(公告)日：2023-12-21

申请号：US18333236

申请日：2023-06-12

Applicant: HONEYWELL INTERNATIONAL INC.

Inventor： Xiaojin HAN ,  Licong DUAN ,  En Yi CHEN

IPC: A62B27/00 ,  A62B18/00

CPC classification number: A62B27/00 ,  A62B18/003

Abstract: Apparatuses and methods for evaluating a respiratory protective device are provided. For example, an example method includes retrieving a plurality of pressure measurement data objects and a plurality of fan operation data objects associated with the respiratory protective device, generating a performance parameter data object based on the plurality of pressure measurement data objects and the plurality of fan operation data objects, determining a performance criterion data object corresponding to the performance parameter data object, and generating a performance indication data object based on comparing the performance parameter data object with the performance criterion data object.

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).