| 摘要 |
<p>Cigarette-making machine (1), comprising a chimney (6) for upwardly feeding a continuous flow of tobacco particles, and a suction conveyor (7) for forming and transferring a layer (3) of tobacco particles, arranged above the chimney (6) and constituted by an air-permeable belt closed in a loop around two end rollers (8,9); inside said loop there is a box-like body (14) connected to suction source and defining a longitudinal opening (19) closed by the lower stringer (11) of the belt; a shaped strip or lamina (22 or 26) is provided inside the box-like body (14) and in contact with the lower stringer (11), and acts as an element contrasting the action exerted by the suction source (16) on the lower stringer (11) through the opening (19).</p> |
