| 摘要 |
<p>Apparatus for closing the tops of cartons of the kind described, comprising conveyor means (21-24) for conveying such cartons along a path of movement, first means (30; 202) for acting on said second pair of side walls (2) of each carton to make them outwardly concave, second means (35) for moving the said wing flaps (6) outwardly and downwardly towards the said over-centre positions thereof, and third means (43; 143; 150) for moving the said wing flaps downwardly and inwardly, past their said over-centre positions, to their closed positions.</p> |
