Tubular core assemblies for rolls of paper or other sheet materi

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

1992-03-25

1993-08-17

Jillions, John M.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

B65H 7510, B65H 7530

Patent

active

052361411

ABSTRACT:
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.

REFERENCES:
patent: 659306 (1900-10-01), Kingsland
patent: 1180955 (1916-04-01), Stuck
patent: 1687586 (1928-10-01), Parker
patent: 2076870 (1937-04-01), Taylor
patent: 2266494 (1941-12-01), Adams
patent: 2760732 (1956-08-01), Bebie
patent: 3291413 (1966-12-01), Cushing et al.
patent: 4659031 (1987-04-01), Saraisky
patent: 4874139 (1989-10-01), Kewin

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