Rotary head cleaning apparatus and method of controlling same

Details Rotary head cleaning apparatus and method of controlling same Rotary head cleaning apparatus and method of controlling same

1995-07-31

1997-12-23

Sniezek, Andrew L.

Dynamic magnetic information storage or retrieval

Head

Head accessory

360 69, G11B 541

Patent

active

057012245

ABSTRACT:
A magnetic recording-reproducing apparatus is disclosed, in which a control unit operates a cleaning mechanism at a pre-set time or pre-set time intervals, a rotary head cleaning apparatus can clean the head even during a long-time recording or reproducing operation, and another control unit detects an output level by recording and reproducing an object signal after cleaning, thereby confirming the head cleaning condition.

REFERENCES:
patent: 4594617 (1986-06-01), Tezuka
patent: 4704647 (1987-11-01), Hino
patent: 5050015 (1991-09-01), Hack et al.
patent: 5193033 (1993-03-01), Shimoi et al.
patent: 5309307 (1994-05-01), Fritsch et al.
patent: 5341257 (1994-08-01), Dienbauer
Tatsuo Fujii, Magnetic Card Reader, Apr. 15, 1991 vol. 15 No. 149 Patent Abstracts of Japan.

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