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Chemical heat source for use in smoking articles

  • US 20050016549A1
  • Filed: 07/22/2003
  • Published: 01/27/2005
  • Est. Priority Date: 07/22/2003
  • Status: Active Grant
First Claim
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1. A chemical heat source comprising:

  • a heat chamber having an elongated shape, an open end, and a closed end;

    an abutment disposed at the closed end of the heat chamber;

    a heat cartridge disposed at the open end of the heat chamber, the heat cartridge having a closed end and an end including an aperture therein, the heat cartridge comprising a chemical agent capable of undergoing an exothermic reaction upon exposure to a liquid;

    a frangible partition disposed between the heat cartridge and the abutment; and

    an activating solution disposed between the frangible seal and the closed end of the heat chamber.

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