Hub for magnetic tape

Details Hub for magnetic tape Hub for magnetic tape

1980-09-26

1982-07-27

McCarthy, Edward J.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

B65H 7528

Patent

active

043413587

ABSTRACT:
A hub for magnetic tape having a recess formed in the peripheral part of the hub and a magnetic-tape clamp to be fitted into the recess comprises an upper rib having an outer surface with the same curvature as that of the hub; legs formed at both ends of the upper rib; projections extending outward from the legs to be fitted into the side wall grooves of the recess; and lower ribs extending inward from the legs to terminate in the vicinity of a convex portion formed in the central part of the recess bottom.

REFERENCES:
patent: 3620469 (1971-11-01), Riedel
patent: 3661345 (1972-05-01), Ritz
patent: 3990733 (1976-11-01), Shiba
patent: 4181272 (1980-01-01), Shiba
patent: 4213578 (1980-07-01), Katata
patent: 4300729 (1981-11-01), Oishi

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