Breathing face mask

Details Breathing face mask Breathing face mask

1976-07-21

1978-01-24

Schroeder, Werner H.

Apparel

Guard or protector

For wearer's head

128141R, A62B 1800

Patent

active

040695166

ABSTRACT:
A resiliently flexible sealing element conformable to the face of a wearer is supported by and spaced from a mask body by a resiliently flexible web, the sealing element and web extending perimetrically around the open side of the mask body and the hinge web having a bead extending along the opposite sides and across the top of the mask for controlled buckling of the web in a manner mechanically loading the face engaging sealing element.

REFERENCES:
patent: 2881444 (1959-04-01), Fresh et al.
patent: 3362403 (1968-01-01), Fleming et al.
patent: 3545436 (1970-12-01), Holloway

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