公开(公告)号：US20220305303A1

公开(公告)日：2022-09-29

申请号：US17610113

申请日：2020-05-04

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Darin K. Thompson ,  Judge W. Morgan, III ,  Jeffrey S. Vogus ,  Graham P. Wilson ,  Carl E. Tucker

IPC: A62B18/08 ,  A62B18/02

Abstract: A respiratory mask and a face seal for a respiratory mask, the face seal being configured to maintain a seal against the user's face even when the user moves his/her jaws and/or cheeks. In one embodiment, a respiratory mask comprises a body and a face seal coupled to the body, and the face seal includes a sealing land configured to contact the user's face and a compressible portion extending away from the sealing land. In one embodiment, the face seal further includes a chin retainment element configured to receive at least a portion of the user's chin therein. In one embodiment, the compressible portion is transitionable between an uncompressed first condition and a compressed second condition.