Abstract: An apparatus for automatically adjusting the dimensions of the carton blank magazine in a machine for forming carton blanks to select a variety of predetermined sized carton blank formats and for delivering the carton blanks to an exit of the machine. The apparatus includes a pair of movable side tool portions and a movable bottom tool portion for guiding a carton blank. A format selecting wheel corresponds to each of the tool portions and each format setting wheel includes a plurality of pins having a different length corresponding to one of the dimensions of a particular predetermined carton blank format. Each of the pins has a free end which engages a respective bottom or side tool portion to fix the portion in a position determined by the selected blank format. The apparatus further includes a bottom guide device for delivering the carton blank to the exit of the machine.

Abstract: A push-pull control with a housing and a push-pull rod displaceable in the housing. The rod is joined via a jointing piece to a control cable. The push-pull rod is provided at its end with a neck portion and a ball, which engages in a bore and a slot in the jointing piece. A sleeve which is limitedly displaceable on the push-pull rod engages the jointing piece and fixes it radially relative to the rod.