| 摘要 |
A statistical ventilation control device (8) for ventilated cigarettes (2, 2a), wherein an annular conveyor (13) presents a number of seats (31, 41), each receiving a respective ventilated cigarette (2, 2a) arranged perpendicular to the traveling direction (14) of the conveyor (13); one of the aforementioned seats (31, 41) being a movable seat (41) supported on a slide (38) fitted to the conveyor (13) so as to move the movable seat (41) axially in relation to the conveyor (13) and to and from an operating position wherein a ventilated portion (4) of the cigarette (2a) engages a ventilation control unit (49) fitted to and moving with the conveyor (13). <IMAGE>
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