Spool for magnetic computer tape

Details Spool for magnetic computer tape Spool for magnetic computer tape

1992-07-21

1994-06-07

Stodola, Daniel P.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

24211861, G11B 23037, B65H 7502

Patent

active

053182391

ABSTRACT:
The spool comprises, on the one hand, a working part presenting, projecting on a side element, a winding sleeve and a drive hub joined together by an annular part sectioned in S form and contractable, on the other hand, a transparent part presenting, projecting on a side element, annular elements joined together by a part sectioned as a square and likewise contractable; welds are provided between these parts and made in order not to disturb the geometry of the spool.

REFERENCES:
patent: 4296890 (1981-10-01), Posso
patent: 4723731 (1988-02-01), Posso

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