公开(公告)号：US11445771B2

公开(公告)日：2022-09-20

申请号：US15529160

申请日：2015-12-02

申请人： 3M INNOVATIVE PROPERTIES COMPANY

发明人： Christopher P. Henderson ,  Reyad A. Abdulqader ,  James J. May ,  Mark A. J. Fernandes ,  Daniel P. Jenkins ,  Stuart J. King ,  Elliott J. Baxter ,  Mario-Alexander Lehmann ,  Andrea Lejewski

IPC分类号： A41D13/11 ,  A62B18/10 ,  A62B23/02

摘要： A personal respiratory protection device comprising a main body (12) carrying an exhalation valve (28), the valve (28) having a grip region (29) which is grippable in use by the user, the grip region (29) being configured to indicate to the user that the valve (28) is to be gripped during opening, donning and doffing of the device.

公开(公告)号：US20170340031A1

公开(公告)日：2017-11-30

申请号：US15529160

申请日：2015-12-02

申请人： 3M INNOVATIVE PROPERTIES COMPANY

发明人： Christopher P. Henderson ,  Reyad A. Abdulqader ,  James J. May ,  Mark A. J. Fenandes ,  Daniel P. Jenkins ,  Stuart J. King ,  Elliott J. Baxter ,  Mario-Alexander Lehmann ,  Andrea Lejewski

IPC分类号： A41D13/11 ,  A62B18/10 ,  A62B23/02

摘要： A personal respiratory protection device comprising a main body (12) carrying an exhalation valve (28), the valve (28) having a grip region (29) which is grippable in use by the user, the grip region (29) being configured to indicate to the user that the valve (28) is to be gripped during opening, donning and doffing of the device.