Safety system for scuba divers including CO detection

Details Safety system for scuba divers including CO detection Safety system for scuba divers including CO detection

1995-06-20

1996-12-17

Millin, V.

Surgery

Respiratory method or device

Means for indicating improper condition of apparatus

12820227, 12820522, 12820523, A62B 700

Patent

active

055842879

ABSTRACT:
A scuba diver's toxic gas detector, in particular carbon monoxide detector, for use with conventional diving equipment and/or dive equipment filling systems, having a body portion (34) and a detector portion (32). The body portion (34) includes a first opening (42) therethrough communication at opposite ends thereof with connections for a first hose (14) from an air tank and a second hose(16) from a buoyancy vest (12). The body portion (34) includes another opening (50) in fluid communication with the first opening in which is positioned a guide element (68). A movable stem element (75) is positioned within said guide element (68). A bore (64) extends between the second opening (50) and the detector portion (32). A button (80) is connected to the stem element (75) and is biased in one position by a spring (82). Actuation of the button (80) results in fluid communication between the first opening (42) in the body portion (34) and the detector portion (32), further resulting in an detectable response for the presence of carbon monoxide.

REFERENCES:
patent: 4656008 (1987-04-01), Gump
patent: 4728499 (1988-03-01), Fehder
patent: 4994117 (1991-02-01), Fehder
patent: 5417204 (1995-05-01), Moesle, Jr.

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