Tape cassette having a plurality of detection holes for use with

Details Tape cassette having a plurality of detection holes for use with Tape cassette having a plurality of detection holes for use with

1995-02-22

1997-06-10

Wolff, John H.

Dynamic magnetic information storage or retrieval

Record medium

In container

G11B 1904, G11B 1504

Patent

active

056382391

ABSTRACT:
A tape cassette having a recording medium for use with a recording/reproducing device having a detection mechanism including a detection pin located in one of a plurality of positions and being adaptable for insertion into the tape cassette being currently used therewith so as to determine whether a recording operation may be performed involving the recording medium of the currently used tape cassette. The tape cassette includes a housing and a prevention plug. The housing includes first and second detection holes which are adapted to accommodate the detection pin and which are located so as to respectively correspond to the first and second positions. The prevention plug is movable between a first location and a second location in which the plug covers the first and second detection holes so as to prevent the detection pin from being inserted therethrough when the plug is in the first location and in which the plug uncovers the first and second detection holes so as to permit the detection pin to be inserted therethrough when the plug is in the second location.

REFERENCES:
patent: 4844378 (1989-07-01), Oishi
patent: 5218502 (1993-06-01), Tanaka et al.
patent: 5455722 (1995-10-01), Fujii et al.

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