Tubular core assemblies for rolls of paper or other sheet...

Details Tubular core assemblies for rolls of paper or other sheet... Tubular core assemblies for rolls of paper or other sheet...

B - Operations, Transporting

65

H

B65H 75/18 (2006.01) B65H 75/30 (2006.01)

Patent

CA 2088412

A tubular core assembly for a roll of paper or other sheet material has a hollow cylindrical core member formed by multiple wraps of paperboard material, and an annular collar is located within each opposite end portion of the core member, each collar being a rigid body of non-isotropic material having an outer annular surface secured to the inner annular surface of the core member. An annular end member of metal or plastic material has a sleeve portion within the collar at each end of the tubular core assembly, the sleeve portion having an outer annular surface secured to the inner annular surface of the collar and an inner annular surface shaped to receive a roll supporting chuck.

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