Japan Tobacco Inc.

Mamoru Katoh

Yutaka Okumoto

Toyomi Arakawa

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.

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Hashimoto, Japan

Mamoru Katoh