Apparatus for winding or unwinding webs, particularly paper...

Details Apparatus for winding or unwinding webs, particularly paper... Apparatus for winding or unwinding webs, particularly paper...

B - Operations, Transporting

65

H

B65H 18/20 (2006.01) B65H 18/22 (2006.01) B65H 18/26 (2006.01) B65H 27/00 (2006.01)

Patent

CA 2169990

Apparatus for winding or unwinding of a web includes a support device having at least two king rolls and which may include a supporting belt. A winding roll of a web to be wound or unwound by the apparatus is supported by the king rolls such that a press gap is formed with at least one of the king rolls. At least one of the king rolls has a support body and a shell made from a soft, elastic material, the shell having a plurality of cavities, the cavities opening in a direction opposite a peripheral surface of the support body. In one embodiment the supporting belt includes cavities which may be filled with compressible material. In another embodiment the supporting belt includes a cover layer and a base layer with the base layer being softer than the cover layer.

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