Adjustment kit for a single-member aircraft crew breathing mask.
The regulator assembly with a movable hood on the mode selection button addresses the issue of incorrect mode selection in aircraft masks by locking the 'NORMAL' to 'EMERGENCY' transition, ensuring correct operation during emergencies.
BR112022026895B1Active Publication Date: 2026-07-14SAFRAN AEROSYST
Patent Information
- Authority / Receiving Office
- BR · BR
- Patent Type
- Patents
- Current Assignee / Owner
- SAFRAN AEROSYST
- Filing Date
- 2021-07-21
- Publication Date
- 2026-07-14
Smart Images
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Abstract
ADJUSTMENT ASSEMBLY FOR A CREW MEMBER'S BREATHING MASK. The invention relates to an adjustment assembly (1) for a crew member's breathing mask, said assembly comprising: - a support (10), - a mode selection button (20) movable between a first position, a second position and a third position, - the mode selection button comprising a base (24) pivoting on the support (10) relative to a rotation axis, and a hood (48) carried by the base (24); said hood (48) being movable relative to the base (24) between a locking position of the mode selection button and an unlocking position of the mode selection button, the locking position locking the rotation of the mode selection button from the second position to the third position, the unlocking position allowing the rotation of the mode selection button from the second position to the third position.
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