Patent ID: 8574401

Claim:
An apparatus for inserting a flexible clothing in or removing such a clothing from an industrial machine in which the clothing is arranged to run in an endless loop, comprising: a first structural unit and a second structural unit being arranged opposite to each other, said apparatus being arranged to feed the clothing between the first unit and the second unit in a clothing advancement direction essentially transverse to the run direction of the clothing in the machine; wherein the apparatus comprises: an upstream zone, an intermediate zone and a downstream zone being arranged one after the other along the advancement direction of the clothing; and at least one first member being arranged for bringing the first unit and the second unit to interact with each other in the upstream zone and the downstream zone, alternately, such that the clothing is arrested between the first unit and the second unit in the upstream zone and the downstream zone, alternately, allowing the feeding of a predetermined breadth of the clothing into the upstream zone when the clothing is arrested between the first unit and the second unit in the downstream zone such that a breadth of clothing corresponding to said predetermined breadth of clothing is accumulated in the intermediate zone, and allowing the feeding of the clothing accumulated in the intermediate zone into the downstream zone when the clothing is arrested between the first unit and the second unit in the upstream zone such that a breadth of clothing corresponding to said predetermined breadth of clothing is fed out of the apparatus through the downstream zone.