Method of making rod-shaped smokers' products with multiplex fil

Details Method of making rod-shaped smokers' products with multiplex fil Method of making rod-shaped smokers' products with multiplex fil

1979-01-23

1981-11-24

Pellegrino, Stephen C.

Tobacco

Cigar or cigarette making

Tip or mouthpiece applying or forming

131360, 131331, A24D 104, A24D 300

Patent

active

043018165

ABSTRACT:
Filter cigarettes with multiplex filter mouthpieces wherein at least one filtering element constitutes an unwrapped filter plug having a reinforced porous peripheral layer are produced in a machine which is equipped with a perforating device for tubular envelopes connecting the mouthpieces to the respective plain cigarettes, or with a device for making holes in the web of wrapping material which is subdivided into uniting bands. The holes are provided in those portions of tubular envelopes which surround the reinforced porous peripheral layers. Filtering elements which constitute unwrapped filter plugs may be disposed at the free ends of the mouthpieces or adjacent to the plain cigarettes.

REFERENCES:
patent: 2740409 (1956-04-01), Korber
patent: 3384094 (1968-05-01), Molins
patent: 3396733 (1968-08-01), Allseits et al.
patent: 3658069 (1972-04-01), Wise
patent: 3701353 (1972-10-01), Pasquine et al.
patent: 4082098 (1978-04-01), Owens, Jr.
patent: 4090826 (1978-05-01), Hinzmann
patent: 4121595 (1978-10-01), Heitman et al.

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