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Compact sample extraction and conditioning device for infrared carbon dioxide monitor for rebreather life support systems

  • US 20070090290A1
  • Filed: 10/04/2005
  • Published: 04/26/2007
  • Est. Priority Date: 10/04/2005
  • Status: Abandoned Application
First Claim
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1. A compact Infrared CO2 Monitor sample extraction and conditioning device having no moving parts comprising means for establishing a gas stream with a lowered dewpoint preventing condensation within the monitor utilizing the flow of dry supplemental oxygen on one side of a naflon or other suitable membrane to remove enough moisture from a sample stream extracted from the flowing rebreather users gas stream by a Pitot tube and aspiration.

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