Apparatus for manufacturing dual filter plugs for cigarettes and

Details Apparatus for manufacturing dual filter plugs for cigarettes and Apparatus for manufacturing dual filter plugs for cigarettes and

1988-11-15

1989-09-19

Schmidt, Frederick R.

Manufacturing container or tube from paper; or other manufacturi

Cigarette filter making

By assembling dissimilar filter materials

131 94, A24C 552

Patent

active

048677345

ABSTRACT:
An apparatus for manufacturing cigarette dual filter plugs according to this invention comprises a first grooved convey drum for receiving a filter rod of a first type from a first hopper and conveying the filter rod, a cutting wheel for cutting the filter rod into halves during conveyence thereof by the first convey drum, and a separation guide for separating the cut rod halves so as to leave a predetermined space therebetween. The apparatus also includes a second grooved convey drum for receiving the rod halves from the first convey drum and a filter rod of a second type from a second hopper between two rod halves, and a plurality or cutting wheels are arranged near the second convey drum to cut the two rod halves and the filter rod of the second type into equal numbers of chips, to form two groups of filter chips of the first type and one group of filter chips of the second type. The filter chips of the respective groups are then transferred from the second convey drum to a staggering drum, the filter chips of each group being staggered in the convey direction.

REFERENCES:
patent: 2898998 (1959-11-01), Schur
patent: 3039367 (1962-06-01), Stelzer
patent: 3245414 (1966-02-01), Rudszinat
patent: 3306306 (1967-07-01), Rudszinat
patent: 3308832 (1967-03-01), Stelzer et al.
patent: 3368460 (1968-02-01), Schubert
patent: 3487754 (1970-02-01), Flasdieck et al.
patent: 4321050 (1982-09-01), Oesterling

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