Filter portion for flavor inhalation article and flavor inhalation article
AssigneeJapan Tobacco Inc.
InventorsHiroshi SHIBUICHI, Tetsuya MOTODAMARI
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Abstract
A filter portion for a flavor inhalation article, the filter portion comprising: a paper filter which is filled with a sheet member such that a void is formed over the longitudinal direction; and a hollow member which is disposed in the paper filter along the longitudinal direction of the filter portion and has a lower filtration rate than the filtration rate of the paper filter, wherein at least one end of the hollow member is disposed at a position within a predetermined distance from a longitudinal-direction end of the filter portion.
Claims20
A filter assembly for a flavor inhalation article, the filter portion comprising:
- a filter filled with a sheet such that a void is formed over the longitudinal direction;
- and
- a hollow tube which is disposed in the filter along the longitudinal direction of the filter assembly and has a lower filtration rate than the filtration rate of the filter, wherein
- at least one end of the hollow tube is disposed at a position within a predetermined distance from a longitudinal-direction end of the filter assembly.
Dependencies are inferred from the claim text.