Cigarette paper tubes and method for making same

Details Cigarette paper tubes and method for making same Cigarette paper tubes and method for making same

A - Human Necessities

24

C

A24C 5/46 (2006.01) A24C 5/00 (2006.01) A24C 5/40 (2006.01)

Patent

CA 2320345

The invention concerns a cigarette paper (2) tube (1) comprising at least a filter element (3) housed in the tube at one first end thereof and peripherally permeable to air, an empty section (6) for receiving tobacco, located in the tube between the filter element and a second end of the tube, axially opposite to the first, and an insert to be placed in the mouth (7), formed by a tape (8) made of porous material and enclosing the tube at its first end over a distance sufficient to cover at least said filter element, the cigarette paper tube including at least an air permeable ventilating zone located so as to cover at least part of said filter element and produced on the cigarette paper (2, 12) before the tube (1, 19) is formed.

Tube (1) en papier à cigarette (2) comprenant au moins un élément filtrant (3) logé dans le tube à une première extrémité de celui-ci et périphériquement perméable à l'air, un compartiment de réception de tabac (6) vide, situé dans le tube entre l'élément filtrant et une deuxième extrémité du tube, axialement opposée à la première, et une douille à mettre en bouche (7), formée d'un ruban (8) de matière poreuse et enveloppant le tube à sa première extrémité sur une distance suffisante pour couvrir au moins ledit élément filtrant, le tube en papier à cigarette comportant au moins une zone de ventilation perméable à l'air qui est située de manière à couvrir au moins une partie dudit élément filtrant et qui est réalisée sur le papier à cigarette (2, 12) avant formation du tube (1, 19).

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