Method and apparatus for producing tobacco smoke filter rods

Details Method and apparatus for producing tobacco smoke filter rods Method and apparatus for producing tobacco smoke filter rods

1990-11-15

1992-04-21

Kisliuk, Bruce M.

Manufacturing container or tube from paper; or other manufacturi

Cigarette filter making

With shaping or compacting of filter material

493 45, 493 48, 493 49, B65H 3700

Patent

active

051063573

ABSTRACT:
Filter tow comprising crimped spun fibers and/or filaments is prepared in a preparation zone and fed to a processing zone where it is gathered, in an intake zone, then wrapped and cut into tobacco smoke filter rods. In the region of the intake zone, a gas or vapor under elevated pressure acts on the filter tow at an angle of less than 90.degree. to the longitudinal axis of the filter tow in the direction of movement of the filter tow. The relevant apparatus includes a preparation unit and a processing unit, the latter unit for feeding a gas or vapor under elevated pressure to the filter tow in the direction of movement thereof including:

REFERENCES:
patent: 3111702 (1963-11-01), Berger
patent: 3173188 (1965-03-01), Wexler et al.
patent: 3323961 (1967-06-01), Gallagher
patent: 3853039 (1974-12-01), Haslam et al.
patent: 4522616 (1985-06-01), Hyde et al.
patent: 4661090 (1987-04-01), Arthur

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