Breathing apparatus for underwater swimming or diving

Details Breathing apparatus for underwater swimming or diving Breathing apparatus for underwater swimming or diving

1984-07-10

1986-04-22

Howell, Kyle L.

Surgery

Respiratory method or device

Draw-type snorkel

137202, B63C 1116

Patent

active

045835365

ABSTRACT:
A breathing apparatus for underwater swimming or diving comprising a ventilating pipe formed with a cylindrical chamber, a buoyancy block disposed into the cylindrical chamber, a plug force-fitted on the top of the cylindrical chamber, a sleeve force-fitted with the center hole of the plug, a rubber tubing connected with the lower end of the sleeve, a movable member having a notch, a cap threadedly engaged with the top of the ventilating pipe, a float body on which is mounted the ventilating pipe, a hose threadedly engaged with the ventilating pipe, and a mouthpiece threadedly engaged with the hose.

REFERENCES:
patent: 435990 (1890-09-01), White
patent: 3401751 (1968-09-01), Loftin
patent: 4269182 (1981-05-01), Le

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