Cassette tape reel

Details Cassette tape reel Cassette tape reel

1978-12-29

1980-07-22

Mautz, George F.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

B65H 7528

Patent

active

042135788

ABSTRACT:
A cassette tape reel comprising a hub having a cut portion which is narrow at the entrance portion and wide at the inner portion and a tape locking piece having an elliptic section, the cassette tape reel being arranged to fasten the tape by placing the tape in the cut portion of the hub and, then, inserting the tape locking piece to the cut portion and turning it therein, the cassete tape reel being arranged so that the tape is fastened more strongly when a force is applied to the tape.

REFERENCES:
patent: 3523654 (1970-08-01), Zielke
patent: 3544028 (1970-12-01), Wangerin
patent: 3661345 (1972-05-01), Ritz, Jr. et al.
patent: 3921927 (1975-11-01), Esashi et al.
patent: 3960338 (1976-06-01), Shapley
patent: 4121784 (1978-10-01), Schwartz et al.

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