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Crew Mask Regulator Mechanical Curve Matching Dilution Valve

  • US 20110011403A1
  • Filed: 09/26/2010
  • Published: 01/20/2011
  • Est. Priority Date: 09/26/2010
  • Status: Abandoned Application
First Claim
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1. An apparatus using a Bourdon tube to vary the dilution of oxygen in a regulator in response to ambient pressure.

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