Back to results
US 2014/0230834 A1Published application
Smoking articles and methods of manufacturing smoking articles
AssigneeBritish American Tobacco (Investments) Limited
InventorsKarl Kaljura, Ian Dunckley, Philip Fawcus, Stuart Dunlop
Life of this patent
Estimating the term…
Abstract
A smoking article comprising a first part moveable relative to a second part, and defining an interface between the first and second parts located around the first part are provided, among other aspects. A cover is configured to cover the interface and obstruct ingress of air into the smoking article directly at the interface.
Claims29
A smoking article comprising:
- a first part defining a longitudinal axis, said first part being moveable relative to a second part comprising a sleeve, and defining an interface between the first part and the second part, the interface located around the first part, and
- a cover configured to cover the interface and obstruct ingress of air into the smoking article directly at the interface;
- wherein the smoking article is configured to restrain the sleeve from moving longitudinally over the first part.
A filter assembly for a smoking article, comprising:
- a first part including a first filter section moveable relative to a second part including a sleeve and a second filter section, and defining an interface between the first part and the second part, the interface located around the first part, and
- a cover configured to cover the interface and obstruct ingress of air into the filter assembly for a smoking article directly at the interface,
- wherein the first part defines a longitudinal axis of the filter assembly for a smoking article;
- the filter assembly configured to restrain the sleeve from moving longitudinally over the first part.
1 more element
A method of manufacturing a smoking article comprising:
- attaching a first part defining a longitudinal axis of the smoking article to a second part comprising a second filter section and a sleeve, such that the first part is moveable relative to the second part, and defines an interface between the first part and the second part, the interface located around the first part,
- attaching a cover around the first part and the second part to cover the interface and obstruct ingress of air into the smoking article directly at the interface;
- and
- forming the smoking article to restrain the sleeve from moving longitudinally over the first part.
1 more element
Dependencies are inferred from the claim text.