Patent ID: 7815360

Claim:
A material processing plant, comprising: a first screw-type extruding machine, which has a first casing with at least one first casing bore with an axis and a first screw shaft disposed therein; a second screw-type extruding machine, which has a second casing with at least one second casing bore, said second screw-type extruding machine being disposed downstream of the first screw-type extruding machine; and a link, which connects the first screw-type extruding machine and the second screw-type extruding machine in a position of connection and which comprises an elbowed overflow passage, said overflow passage connecting said at least one first casing bore with said at least one second casing bore, wherein the link is movable in guided motion from the position of connection into an open position of release of the at least one first casing bore such that at least one said first screw shaft is freely drawable in a direction out of said first casing, wherein a mover, which acts on the link, is provided, performing the guided motion.