Measuring cassette for checking magnetic head alignment in a tap

Details Measuring cassette for checking magnetic head alignment in a tap Measuring cassette for checking magnetic head alignment in a tap

1984-03-29

1986-04-22

Heinz, A. J.

Dynamic magnetic information storage or retrieval

Head

Head accessory

360109, 360137, 33180R, 33DIG13, G11B 546, G11B 548, G11B 542

Patent

active

045846200

ABSTRACT:
A measuring cassette for checking magnetic head insertion distance and tape guide height in a magnetic tape cassette machine. A spring tongue in the cassette has at least one strain gauge on its surface to measure tongue bending, and is arranged to be deflected by insertion of the head into the cassette so as to sense the head surface or tape guide alignment with respect to the cassette.

REFERENCES:
patent: 3007252 (1961-11-01), Munn
patent: 3582217 (1971-06-01), Trist
Alstad et al., "Test Cartridge for Measuring Cleaning Bail Force in a Diskette Drive", IBM Tech. Disc. Bull., vol. 26, No. 3A, Aug., 1983.

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