A pressure regulator assembly for an SCBA includes a valve assembly having a piston, a cylinder for receiving the piston, a sealing member for engagement by the piston, a conduit extending through the piston and facilitating fluid communication between an inlet chamber and a cavity of the cylinder, and a driving assembly for facilitating the engagement and disengagement of the piston responsive to a change of pressure in the outlet chamber. A bypass assembly for an SCBA is also disclosed.
PRESSURE REGULATOR ASSEMBLY AND BYPASS ASSEMBLY FOR A SELF-CONTAINED BREATHING APPARATUS
DRUCKREGLERANORDNUNG UND ÜBERBRÜCKUNGSANORDNUNG FÜR EINE AUTONOME BEATMUNGSVORRICHTUNG
ENSEMBLE RÉGULATEUR DE PRESSION ET ENSEMBLE DE DÉRIVATION DESTINÉS À UN APPAREIL DE RESPIRATION AUTONOME
2019-03-13
Patent
Elektronische Ressource
Englisch
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