Smiths Group Plc

Alan Neame Simon

Eric Pagan

Stephen James Field

Timothy Bateman

Giles Andrew Bishop

Andrew James Lee

A face mask comprises a sealing collar () extending around the mouth with a shelf () extending under the nose supporting a gel insert () that makes sealing contact between the nostrils and a passage () through the shelf. A curved, rigid window () is a push fit in a central opening () of the collar () and has a gas inlet () attached with it so that the window can be removed or connected with the sealing collar as necessary. The collar () supported on the head by a harness () having two triangular portions () on opposite sides encircling respective ears.

Growing community of inventors

Broadstairs, United Kingdom

Alan Neame Simon