Coaxial cigarette
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United States of America Patent
Stats
-
Feb 14, 1995
Grant Date -
N/A
app pub date -
Mar 4, 1992
filing date -
Mar 8, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The invention relates to a coaxial cigarette comprising a coaxial tobacco rod of a core and a rod periphery which contain different mixtures, the sheaths of the rod core and the rod periphery consisting of combustible material and a filter mouthpiece being provided at one end of the coaxial tobacco rod; according to the invention, the ratio of the draw resistance of the core per unit length to the packing density thereof lies in the range from about 0.13 to about 0.27 mm WC cm.sup.2 /mg whilst the ratio of the draw resistance per unit length of the rod periphery to the packing density thereof lies in the range of about 0.07 to about 0.11 mm WC cm.sup.2 /mg; the filter mouthpiece is a conventional preferably ventilated filter.
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