Breathing apparatus

A - Human Necessities – 62 – B

Patent

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Details

A62B 9/00 (2006.01) A62B 18/00 (2006.01) A62B 18/10 (2006.01)

Patent

CA 2452576

A respirator (1), wherein an inlet (6) and an outlet (4) are formed in a surface body (2) closably by an intake valve (8) and an exhaust valve (7), the intake valve (8) is opened and the exhaust valve (7) is closed when a person wearing the respirator (1) inhales air, and the closing operation of the exhaust valve (7) is detected by a photo interrupter (11) to feed a power to a motor (9) for driving a blower (16).

Respirateur (1) caractérisé en ce qu'il comprend une entrée (6) et une sortie (4) formées à la surface d'un corps (2), pouvant être fermées par une soupape d'admission (8) et une soupape d'échappement (7) ; en ce que la soupape d'admission (8) est ouverte, et la soupape d'échappement (7) est fermée lorsqu'une personne porteuse du respirateur (1) inhale de l'air, et en ce que l'opération de fermeture de la soupape d'échappement (7) est détectée par un interrupteur photoélectrique (11) en vue d'alimenter en courant un moteur (9) d'entraînement d'un ventilateur (16).

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