Magnetic tape cartridge

Details Magnetic tape cartridge Magnetic tape cartridge

2007-03-20

2007-03-20

Rivera, William A. (Department: 3654)

Winding, tensioning, or guiding

Unwinding and rewinding a machine convertible information...

Cartridge system

C242S343000, C242S344000, C242S348000, C360S132000

Reexamination Certificate

active

11372022

ABSTRACT:
The present invention aims to provide a magnetic tape cartridge capable of improving operational precision and efficiency in the process of mounting a release part for unlocking a reel.A magnetic tape cartridge having a release button (part) for unlocking a reel, the release button being mounted in a hub with a cup shape formed on the reel, wherein a bottom portion of the hub has a fitting opening into which the release part fits, and a detection opening with a predetermined positional relationship with the fitting opening; and a reflection (metal) plate attached on a bottom surface of the bottom portion of the hub is viewed from an aperture of the detection opening defined in a top surface of the bottom portion of the hub.

REFERENCES:
patent: 7100857 (2006-09-01), Ishihara et al.
patent: 7108215 (2006-09-01), Fukuda
patent: 7124973 (2006-10-01), Hiraguchi
patent: 2003/0057309 (2003-03-01), Tsuyuki et al.
patent: 2004/0232266 (2004-11-01), Hiraguchi
patent: 2004/0262437 (2004-12-01), Hiraguchi et al.
patent: 2003-85930 (2003-03-01), None

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