Inhalation mask

Details Inhalation mask Inhalation mask

A - Human Necessities

61

M

137/1.5

A61M 15/00 (2006.01)

Patent

CA 1226504

INHALATION MASK Abstract of the Disclosure An inhalation mask made of transparent resilient flexible plastic material comprising a central body portion including a concave inner surface and a convex exterior sur- face, and being adapted to be placed over the nose and mouth of a victim. The body portion has a generally triangular periphery and has a tubular extension integral therewith and extending outwardly from the convex exterior surface. The mask has an integral peripheral flange, including an apex portion adapted to engage the forehead, said portion of the flange extending along the sides of the body portion being adapted to engage the face and a base portion of the flange extending along the base of the body portion adapted to engage the chin. The flange has an integral sealing bead extending axially on the surface thereof for engaging the bridge of the nose at the apex of the flange, the sides of the face and the chin. i.

451905

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