Surgery – Respiratory method or device – Including body or head supported means covering user's scalp
Patent
1992-09-03
1995-01-10
Burr, Edgar S.
Surgery
Respiratory method or device
Including body or head supported means covering user's scalp
12820426, 12820524, A62B 1810
Patent
active
053797620
ABSTRACT:
A mouthpiece unit of a diving respirator wherein a device for opening and closing an aperture of a mouthpiece side of a mouthpiece unit body is provided, and a part of a respirable gas for operating the device is applied to the device through a valve which is opened by the jaw of a diver and a pilot valve which is opened by an inspiration of the diver. A water exhaust port communicating with a gas room of a mouthpiece side formed in the mouthpiece unit body and a valve for closing the water exhaust port are provided on the mouthpiece unit body, the valve being opened when the gas room is increased in pressure.
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Burr Edgar S.
Grand Bleu International, Inc.
Lewis Aaron J.
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