Head of a closed-circuit diving breathing apparatus (rebreather)
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United States of America
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Issued Date -
Mar 6, 2025
app pub date -
Jan 18, 2023
filing date -
Jan 18, 2023
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Abstract
The object of the invention is a head (2) of a closed-circuit diving breathing apparatus (rebreather) comprising a body (5), tightly connected to the canister of the absorbent bed (4), provided with a plurality of connectors (6, 7, 9, 10) and in the body (5) of the head (2) there is an opening constituting the mounting seat (29) of the button (20) and an opening constituting the chamber (13) of the over pressure relief valve (12) characterized in that the over pressure relief valve (12) comprises, in sequence, a valve piston (14), a spring (15), a seat of the one-way valve (16) and a one-way valve (17), the spring (15) supported on the seat of the one-way valve (16) pushes the piston (14) against the body (5), the one-way valve (17) is attached in the seat of the one-way valve (16) and all components are attached to the body (5) by a tightly connected plug with openings (18).
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