Coaxial cigarette
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United States of America Patent
Stats
-
Oct 17, 1989
Grant Date -
N/A
app pub date -
Dec 9, 1988
filing date -
Dec 22, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A coaxial cigarette comprising an inner core of a material, which glows substantially residue-free, in particular tobacco material, a wrapper for the inner core, an outer jacket which consists of a tobacco and/or non-tobacco material and coaxially surrounds the inner core and its wrapper, and a wrapper for the outer jacket, has a ventilated coaxial filter with a filter core, the internal diameter of which corresponds substantially to the diameter of the inner core, and with a filter jacket; the filter core has an air-impermeable wrapper; the filter jacket has an air-permeable wrapper; the wrapper of the inner core and the wrapper of the outer jacket are provided with glow agents; and the draw resistance of the inner core is lower than the draw resistance of the outer jacket.
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