Cigarette filter

Details Cigarette filter Cigarette filter

A - Human Necessities

24

D

131/12, 131/17

A24D 1/04 (2006.01) A24D 3/02 (2006.01)

Patent

CA 1079150

ABSTRACT OF THE DISCLOSURE A filter tipped cigarette includes a cylindrical tobacco section and a cylindrical filter axially aligned therewith. The filter is comprised of an axially aligned tube extending from said tobacco section, a layer of filter material positioned circumferentially about said tube and a diffuser adjacent an end of the tube for dispersing the smoke received from the tube prior to entering the smoker's mouth. An apparatus and method for making a cigarette filter is provided wherein a continuous stream of hollow tubing is cut into predetermined lengths and sequentially placed into the forward section of the fibrous portion of the filter such that the trailing section away from a tobacco column acts as diffuser for the cigarette smoke exiting therefrom. In the apparatus, means is provided for feeding predetermined lengths of tubing to a fibrous filter portion at a rate which is slower than the rate of movement thereof such that the lengths are spaced apart a distance along the axial lengths of fibrous portion.

272437

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