Method and apparatus for automatically maintaining a desired level of oxygen in a refuge

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United States of America Patent

PATENT NO 11846618
SERIAL NO

17499840

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An apparatus for controlling a level of oxygen in a closed environment from an oxygen supply having an oxygen sensor for detecting the level of oxygen in the closed environment. The apparatus has a plurality of relays in communication with the sensor. The apparatus has a valve in communication with the relays and the oxygen supply which is automatically opened with the relays without human interaction, monitoring and adjustment to release oxygen from the oxygen supply into the environment when the level of oxygen in the environment goes below a first predetermined level and which is automatically closed with the relays without human interaction, monitoring and adjustment to stop oxygen from being released from the oxygen supply into the environment when the level of oxygen in the environment goes above a second predetermined level. A method for controlling a level of oxygen in a closed environment from an oxygen supply. A refuge chamber.

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Patent Owner(s)

  • STRATA PRODUCTS WORLDWIDE, LLC

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Albinger, Rob Gibsonia, US 3 0
Maust, David E Grantsville, US 3 0
Maust, Kyle D Frostburg, US 3 0
Murray, Kyle Somerset, US 9 26

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