Breathing mask with oxygen reduced consumption

Details Breathing mask with oxygen reduced consumption Breathing mask with oxygen reduced consumption

A - Human Necessities

62

B

A62B 9/02 (2006.01)

Patent

CA 2706128

A breathing mask for aircraft crewmember comprising an on-demand regulator, said regulator comprising an inlet connected to a source of breathing gas and an outlet to exhaust the breathing gas, said outlet having an aperture controlled by a movable valve (18) having an open position when the crewmember breathes out and a closed position when the crewmember breathes in, wherein said breathing mask comprises latch means (30) operable by said crewmember to latch said valve in the open position, said latch means comprising an unlocking means (42, 46, 48) to release said valve when the cabin pressure is below a predetermined value.

L'invention concerne un masque respiratoire pour le personnel de bord d'un avion comprenant un régulateur à la demande, ledit régulateur comprenant une entrée reliée à une source de gaz respiratoire et une sortie pour expulser le gaz respiratoire, ladite sortie comportant une ouverture commandée par une soupape mobile (18) ayant une position ouverte lorsque les membres du personnel de bord expirent et une position fermée lorsque les membres du personnel de bord inspirent, ledit masque respiratoire comprenant un moyen de blocage (30) pouvant être utilisé par lesdits membres du personnel de bord pour bloquer ladite soupape en position ouverte, ledit moyen de blocage comprenant un moyen de déblocage (42, 46, 48) pour libérer ladite soupape lorsque la pression de la cabine est en dessous d'une valeur prédéterminée.

Affiliated with

Also associated with

Rating

Breathing mask with oxygen reduced consumption does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Breathing mask with oxygen reduced consumption, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Breathing mask with oxygen reduced consumption will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1368284