METHOD AND APPARATUS FOR PRODUCING FILAMENT BUNDLE Russian patent published in 1997 - IPC

Abstract RU 2088128 C1

FIELD: production of filtering material bundle for cigarette filter and other rodlike articles. SUBSTANCE: method involves drawing at least one fibrous tape, in particular, filtering tape, from store; feeding tape for processing with following stretching and puffing up; forming filament bundle or filtering bundles from at least one processed fibrous tape in forming device; providing filament bundle or bundles with wrapping material to produce at least one continuous wrapped filament bundle, in particular, filtering bundles. At the initial processing stage fibrous tape is subjected to the action of braking force to adjust quantity of fed tape or other parameters, with braking force being set automatically. EFFECT: increased efficiency, simplified method and improved quality of product. 25 cl, 8 dwg

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RU 2 088 128 C1

Authors

Ehberkhard Tojfel'[De]

Kristof Grajner[De]

Tomas Lojtner[De]

Dates

1997-08-27Published

1994-06-15Filed