Face mask for the protection against biological agents

Details Face mask for the protection against biological agents Face mask for the protection against biological agents

A - Human Necessities

41

D

A41D 13/11 (2006.01) A62B 18/08 (2006.01) A62B 18/10 (2006.01) A62B 23/02 (2006.01)

Patent

CA 2555847

The invention relates to a new mask for the protection against biological agents having additional features to improve the efficiency. The mask is in particular equipped with a filtering layer providing outstanding performances against biological agents, with a high efficiency exhalation valve and with a boundary sealing layer to enhance the seal between mask and face.

L'invention concerne un nouveau masque de protection contre des agents biologiques, qui présente des caractéristiques supplémentaires améliorant son efficacité. En particulier, ce masque est équipé d'une couche de filtration extrêmement performante contre des agents biologiques, d'une vanne de respiration extrêmement efficace et d'une couche de scellement limitrophe permettant d'augmenter l'étanchéité entre le masque et le visage.

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