Speech diaphragm and exhalation valve

Details Speech diaphragm and exhalation valve Speech diaphragm and exhalation valve

A - Human Necessities

62

B

A62B 9/00 (2006.01) A62B 18/08 (2006.01) A62B 18/10 (2006.01)

Patent

CA 2093871

A combined speech diaphragm and exhalation valve for a respirator is formed as a unitary sub-assembly whereby the speech diaphragm is movable in unison with the exhalation valve.

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