| 摘要 |
<p>A panel folding mechanism for folding reinforced panels of a wraparound carton (10) comprises a leading pair of panel folder elements (E<1>, E<2>) which are pivoted by common cam means (106) predominantly in opposition to the direction of feed (F) of the carton blank and a trailing pair of folder elements (E<3>, E4) which are pivoted by further common cam means (108) predominantly in the feed direction of the carton blank in order to bring the reinforcing panels into superposed relationship with other parts of the blank to be strengthened thereby.</p> |
