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US 2016/0353797 A1Published application
Carbon heat source and flavor inhaler
AssigneeJapan Tobacco Inc.
InventorsTakeshi AKIYAMA, Tomohiro KOBAYASHI, Manabu YAMADA
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Abstract
A carbon heat source (10) is equipped with: a cylindrical section (11) provided with a cavity (11A) through which there is ventilation communication in the longitudinal axis direction (L) of the carbon heat source (10); and an ignition end (12) which is provided further to the ignition side of the carbon heat source (10) than the cylindrical section (11). Therein, a groove (12A) which connects with the cavity (11A) is formed on the end surface (E) of the ignition side of the ignition end (12).
Claims7
A carbon heat source of columnar shape, comprising:
- a cylindrical portion having an end face of puff side and provided with a cavity for ventilating and communicating in a longitudinal axis direction of the carbon heat source of columnar shape;
- and
- an ignition end portion having an end face of ignition side,
- the end face of ignition side has a groove communicating with the cavity.
1 more element
Dependencies are inferred from the claim text.