Patent ID: 6394385
Filing Date: 2002-05-28
Classification: B31C,B65H

Abstract:
A tubular core for winding a web of pressure-sensitive tape material thereon, the tubular core comprising:one or more fibrous body plies wrapped about a longitudinal axis and adhered together so as to form a tubular body having an outer surface; an outer release ply covering and adhered to the outer surface of the tubular body such that the release ply forms an outer surface of the core for wrapping the tape material thereon, the release ply being formed of a strip having an outer surface formed of a release material and having a tacky adhesive layer defining an inner surface of the strip, the strip being wrapped onto the tubular body with the tacky adhesive layer against the outer surface of the tubular body, a first edge portion of the strip being folded outwardly onto the outer surface of the strip such that the tacky adhesive layer on the first edge portion faces outwardly away from the tubular body, a subsequent wrap of the strip having an opposite second edge portion overlapping the outwardly folded first edge portion of an immediately preceding wrap of the strip such that the tacky adhesive layers on the two edge portions adhere to each other.