公开(公告)号：US11904189B2

公开(公告)日：2024-02-20

申请号：US16949887

申请日：2020-11-19

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Garry J. Walker ,  Mark A. J. Fernandes ,  Richard D. Williams

IPC: A62B18/02 ,  A62B17/04

CPC classification number: A62B17/04

Abstract: A respirator system is disclosed that includes a foldable head cover assembly including a face seal portion. The respirator assembly further includes a visor assembly attached to the head cover assembly and a head suspension system removably attached to the visor assembly. The visor assembly and the head cover assembly on one hand, and the suspension system on the other, are separable and foldable to enable storing and/or shipping the same separately. A head suspension system is also disclosed.

公开(公告)号：US20210077838A1

公开(公告)日：2021-03-18

申请号：US16949887

申请日：2020-11-19

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Garry J. Walker ,  Mark A.J. Fernandes ,  Richard D. Williams

IPC: A62B17/04

Abstract: A respirator system is disclosed that includes a foldable head cover assembly including a face seal portion. The respirator assembly further includes a visor assembly attached to the head cover assembly and a head suspension system removably attached to the visor assembly. The visor assembly and the head cover assembly on one hand, and the suspension system on the other, are separable and foldable to enable storing and/or shipping the same separately. A head suspension system is also disclosed.