Connector device for breathing apparatus

Details Connector device for breathing apparatus Connector device for breathing apparatus

A - Human Necessities

62

B

137/1.5

A62B 7/04 (2006.01) A62B 9/02 (2006.01) B63C 11/22 (2006.01)

Patent

CA 1048889

ABSTRACT OF THE DISCLOSURE The disclosure embraces a connecting tee for use with a contained air supply to enable two or more individuals to draw air from the supply and includes a chamber having one passage connected to a source of air, a first passageway with a one-way check valve for supplying air to a first user and a second passageway which is provided with a pair of one way check valves; the first valve of the second passage per- mits air flow out of the connector from the source but pre- vents inflow of external air; the second check valve of the second passageway is normally in a closed position but is manually opened where a second user must establish communi- cation with the source of air carried by the first user.

254927

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