Roller for winding up a material web

Roll or roller – With leaf or coil spring member

Reexamination Certificate

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Details

C492S056000, C492S040000, C492S039000, C029S895210

Reexamination Certificate

active

06846277

ABSTRACT:
In a roller enveloping a base body for winding up a material web, particularly a paper web, the circumferential surface contacted by the winding material is more radially resilient near the two roller ends than in the mid-roller area, compensating, at least partially, for a deflection of the base body at the maximum winding diameter. This increased radial resilience near the two roller ends is due to an appropriate resilient layer applied on at least sections of the base body and/or at least one appropriate resilient element placed on the base body.

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