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Aerosol generating device and method of use thereof

  • US 7,147,170 B2
  • Filed: 09/05/2003
  • Issued: 12/12/2006
  • Est. Priority Date: 09/06/2002
  • Status: Expired due to Term
First Claim
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1. An aerosol generating device, comprising:

  • a liquid source;

    a flow passage in fluid communication with the liquid source, the flow passage including a heated portion and an outlet section disposed downstream of the heated portion and having an outlet end;

    a heater disposed to heat liquid in the heated portion of the flow passage to produce a vapor;

    a cower supply; and

    a controller operable to deliver power from the power supply to the heater to maintain the heater at a temperature range effective to vaporize the liquid in the heated portion of the flow passage to produce the vapor which flows from the heated portion into the outlet section;

    wherein the outlet section is configured to change the velocity of the vapor in the flow passage such that vapor exits the outlet end of the outlet section at a controlled exit velocity and forms an aerosol.

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