Device for perforating rod-shaped items

Details Device for perforating rod-shaped items Device for perforating rod-shaped items

1989-06-28

1991-05-14

Albritton, C. L.

Electric heating

Metal heating

By arc

131281, B23K 2600

Patent

active

050158198

ABSTRACT:
A device for forming perforations in rod shaped items, particularly cigaretts, comprising a transfer roller for transferring the items from a loading position to an unloading position on the periphery of the roller, the items being arranged parallel to the axis of the roller and housed in rotary bodies on the same; rotary means coaxial with the roller and designed to emit a radial coherent light (laser) beam on to a portion of the items; and an electronic control circuit for regulating the speed of the rotary means in relation to that of the transfer roller and so regulate the number of perforations formed in the aforementioned portions of the items.

REFERENCES:
patent: 4565202 (1986-01-01), Seraqnoli et al.

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