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US 2026/0101923 A1Published application
Filter section for flavor inhalation article and flavor inhalation article
AssigneeJapan Tobacco Inc.
InventorsHiroshi SHIBUICHI, Tetsuya MOTODAMARI
Life of this patent
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Abstract
A filter section for a flavor inhalation article, comprising a paper filter, and an object disposed within the paper filter, wherein the object is harder than the paper filter at a position where the object is not disposed.
Claims20
A filter section for a flavor inhalation article, comprising:
- a paper filter;
- and
- an object disposed within the paper filter, wherein the object is harder than the paper filter at a position where the object is not disposed.
A filter comprising:
- a paper filter element filled with a sheet member and having voids extending in a longitudinal direction;
- and
- a structural reinforcement element positioned within the paper filter element, wherein the structural reinforcement element has greater rigidity than the paper filter element.
A filter for an inhalation article comprising:
- a columnar paper filter:
- a tubular insert disposed within the columnar paper filter, the tubular insert having an open cross-section;
- and
- wrapping material surrounding the columnar paper filter, wherein the tubular insert provides enhanced structural integrity to a localized region of the filter section.
1 more element
Dependencies are inferred from the claim text.