Smoking article
AssigneeJapan Tobacco Inc.
InventorsRyutaro Tsurizumi, Hiroshi Sasaki, Naoki Hamamoto, Tomoichi Watanabe
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Abstract
A smoking article comprises a multilayered tube member (9) including at least one metal layer and one paper layer, a carbon heat source (4) arranged in an end portion of the tube member (9) to be at least partly in direct close contact with an inner surface of the tube member (9), the carbon heat source emitting heat when ignited, a smoking flavor releasing source (8) arranged in the tube member (9) to adjoin the carbon heat source (4), and a holder part (14) keeping the carbon heat source (4) in direct contact with said end portion and holding the carbon heat source (4) against said end portion.
Claims6
A smoking article comprising:
- a tube member which is made of a non-combustible wrapper,
- a carbon heat source arranged in an end portion of the tube member to be at least partly in direct close contact with an inner surface of the tube member, the carbon heat source emitting heat when ignited,
- a smoking flavor releasing source arranged in the tube member to adjoin the carbon heat source, and
- a holding device holding the carbon heat source against said end portion of the tube member, the holding device including a groove formed in an outer surface of the carbon heat source and a projection formed on the inner surface of the tube member,
- wherein the groove has groove walls spaced out in an axial direction of the tube member, and the projection is fitted into the groove.
Dependencies are inferred from the claim text.