Oxygen delivery system

  • US 7,051,731 B1
  • Filed: 11/15/2002
  • Issued: 05/30/2006
  • Est. Priority Date: 11/15/2002
  • Status: Expired due to Fees
First Claim
Patent Images

1. A portable gas delivery system comprising:

  • a regulator having an accumulator chamber therein and a mixing chamber, the accumulator chamber configured to receive a gas, the mixing chamber in gaseous communication with the accumulator chamber and configured to form a gaseous mixture with the gas from the accumulator chamber by mixing in an ambient air;

    means for discretely filling the accumulator chamber with the gas; and

    an outlet in communication with the mixing chamber, configured to deliver the gaseous mixture from the mixing chamber.

View all claims

    Thank you for your feedback