Patent ID: 6123285
Filing Date: 2000-09-26
Classification: B65H,Y10T

Abstract:
A polymeric collett for use with a roll having a fiber core with material wrapped therearound, said collett comprising:a base portion with a top surface, a bottom surface, and inner and outer surfaces extending between said top and bottom surfaces;an expandable structure having a plurality of segments each of which is separated by a slot, each of said plurality of segments including an inner wall extending away from said top surface of said base portion adjacent to said inner surface and an outer wall extending away from said top at a position intermediate to said inner and outer surfaces, said outer walls have a slight taper to facilitate into said fiber core; andwherein said polymeric collett has a first orientation in which said outer walls of said plurality of segments are adjacent to an interior surface of said fiber core and a second orientation in which said outer walls are expanded radially outward with respect to a central axis of said fiber core so as to be in tight, frictional engagement with said interior surface of said fiber core.