EMERGENCY ESCAPE BREATHING DEVICE FOR USE IN FIRE GROUND
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United States of America
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Feb 6, 2025
app pub date -
Jul 22, 2024
filing date -
Jul 22, 2024
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Abstract
The present invention relates to an emergency escape breathing device for use in a fire ground, provided as an emergency life-saving apparatus and comprising an exhalation valve and a suction valve configured inside a main body. In addition, a biting piece is connected on the main body for biting by the mouth of a person, and an extension tube is connected to the main body for breathing clean air from the outside. Through the interactive operation of the exhalation valve and the suction valve provided by the present invention, the user can breathe smoothly and avoid repeated intake of carbon dioxide exhaust gas.
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