Production of tobacco smoke filters
AssigneeAmerican Filtrona Corporation
InventorsStanley W. Bynre, Barry J. Tompkins, Ernest B. Hayes
Life of this patent
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Abstract
Tobacco smoke filters comprising a rod of tobacco smoke filtering material, such as cellulose acetate tow including a thread incorporated therein or a tape wrapped therearound, the thread or tape carrying a smoke-modifying agent, such as a flavoring material and methods and apparatus for forming such filters.
Claims7
A tobacco smoke filter comprising a rod of tobacco smoke filtering material, at least one continuous element selected from thread and tape extending continuously longitudinally of said rod, and a smoke modifying agent carried by said element which in use becomes entrained in smoke passing through the filter whereby said smoke-modifying agent is connected in the area of said elongated element.
Dependencies are inferred from the claim text.