Magnetic recording tape cartridge

Details Magnetic recording tape cartridge Magnetic recording tape cartridge

1977-07-18

1978-11-28

Christian, Leonard D.

Winding, tensioning, or guiding

Strand tensioning device

Tortuous course

G03B 104, G11B 1532

Patent

active

041272420

ABSTRACT:
A magnetic recording tape cartridge of a Phillips type which comprises a slip sheet for assuring uniformity of the winding of a tape pack on a hub, said slip sheet being provided with at least three embossed convex ribs of special material radially extended with respect to a pair of drive shaft inserting holes, each of said ribs having closed ends said ribs being disposed on the slip sheet in the positions and the directions specially defined so as to prevent fluctuation of the hub and the tape pack during winding the magnetic recording tape in said cartridge.

REFERENCES:
patent: 3620480 (1971-11-01), Knox
patent: 3712559 (1973-01-01), Schwartz
patent: 3826489 (1974-07-01), Watkins, Jr.

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