| 摘要 |
<p>A cigarette packing machine of the type where a hollow packet or wrapper presenting an open head side and a closed bottom side is formed around a tubular mandrel or arbor, and a pushing plunger is provided for ejecting a group of cigarettes previously inserted at the interior of said arbor in the direction of the closed bottom side of the wrapper, further comprises a slip-off device for slipping the hollow wrapper off the arbor concurrently with the displacement of the cigarette group promoted by the pushing plunger. The slip-off device consists of a rotating friction roller arranged in proximity of the arbor, and which is movable laterally towards and away from said arbor, so as to cause the engagement of its peripheral friction surface with the wrapper formed on the arbor.</p> |
