Full face respirator mask having integral connectors...

A - Human Necessities – 62 – B

Patent

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A62B 18/08 (2006.01)

Patent

CA 2264874

A full face respirator mask (10) includes a face shield portion (12) with the seal (20) surrounding a lens portion (14). Inhalation ports (16) and an exhalation port (18) are formed at the lower portion of the lens (14). A center adapter (30) includes a nose cup (40) and an exhalation valve (38) in the center orifice (18). The inhalation pons (16, 116) are placed at each side of the exhalation port (18) and include connector portions (50, 150) formed with the lens (14) or ultrasonically welded to the lens (14). The connector portions (50) include male connectors (58) in a first embodiment and female connectors (150) in a second embodiment receiving complementary formed connectors of a breathable air source.

Cette invention se rapporte à un masque à gaz intégral (10) comportant une partie faisant office d'écran facial (12) associée à un joint (20) entourant une partie faisant office de hublot (14). Des orifices d'inhalation (16) et un orifice d'expiration (18) sont situés au niveau de la partie inférieure dudit hublot (14). Un adaptateur central (30) comporte un couvre-nez (40) et une valve d'expiration (38) disposée dans l'orifice central (18) d'expiration. Lesdits orifices d'inhalation (16, 116), qui sont disposés de part et d'autre de l'orifice d'expiration (18), comportent des connecteurs (50, 150) intégrés au hublot (14) ou soudés par ultrasons audit hublot (14). Lesdits connecteurs (50) incluent des connecteurs mâles (58) dans une première réalisation et des connecteurs femelles (150) dans une seconde réalisation, qui sont conçus pour recevoir des connecteurs de forme complémentaire d'une source d'air respirable.

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