Head shifting device for information recording and/or reproducin

Details Head shifting device for information recording and/or reproducin Head shifting device for information recording and/or reproducin

1986-10-28

1988-05-24

Wolff, John H.

Dynamic magnetic information storage or retrieval

Record transport with head stationary during transducing

Drum record

360109, G11B 555, G11B 558

Patent

active

047470038

ABSTRACT:
A head shifting device having a movable head carriage mechanism which carries a head is movable to shift the head to a selected position on a record bearing medium. A moving mechanism which is arranged to move the head carriage mechanism is provided with a positioning device, and a restricting device is arranged to change its position in association with the movement of the head carriage mechanism and to restrict the head carriage mechanism at each of the moved positions thereof.

REFERENCES:
patent: 3969768 (1976-07-01), Ebbing
patent: 4131923 (1978-12-01), Wachs et al.
patent: 4318138 (1982-03-01), Osanai
patent: 4373172 (1983-02-01), Motoyama et al.
Holecek et al., "Archimedean Cam Actuator for Transducer, " IBM Tech. Disclosure Bulletin, vol. 22, No. 9, Feb. 1980, pp. 4152-4154.
Arrington et al., "Transducer-Positioning Mechanism," IBM Technical Disclosure Bulletin, vol. 22, No. 12, May 1980, pp. 5232-5233.

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