There is provided a paperboard wrap and a tightening section for a paperboard wrapping apparatus for applying a paperboard wrap around a plurality of articles, said tightening section comprising an endless drive member having at least one straight line section and having a series of engaging members which project outwardly from the drive member, the engaging members each having a substantially straight edge such that the edges of the engaging members form a substantially straight combined edge along the straight line section, which combined edge remains substantially parallel to the path of articles as the engaging members pass through the tightening section and to the path of the drive member along its straight line section.
This is a divisional of application Ser. No. 09/101,795 filed on Oct. 2, 1998 now U.S. Pat. No 6,158,586 International Application PCT/GB97/00123 filed on Jan. 17, 1997 that designated the U.S.
