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Patent application: Extinguisher for a smoking article

Ben Welter - Monday, July 09, 2018
Philip Morris patent drawing

U.S. patent application 20180184707 (applicant Philip Morris Products SA, Neuchâtel, Switzerland):

"A portable extinguisher for extinguishing a single smoking article [S] at a time, the extinguisher comprising: a reservoir; a chamber sized to receive at least part of a single smoking article; and an opening to receive at least part of the smoking article into the chamber; wherein the reservoir and the chamber are thermally coupled and wherein the chamber is isolated from the reservoir such that there is no fluid communication between the chamber and the reservoir, and wherein the reservoir contains a phase change material arranged such that, in use, heat energy from a smoking article received in the chamber is absorbed by a phase transition of the phase change material."

http://www.freepatentsonline.com/20180184707.pdf

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