Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Drum record
Patent
1978-03-23
1980-04-29
Eddleman, Alfred H.
Dynamic magnetic information storage or retrieval
Record transport with head stationary during transducing
Drum record
360 84, 36013023, 36013032, G11B 552, G11B 1560
Patent
active
042008956
ABSTRACT:
To provide for accurate relocation of two cylindrical halves of a scanning head after diassembly, for example for replacement of scanning transducers, a cylindrical element is located adjacent a support block having a surface approximately matching the surface of the cylindrical scanning head and additionally includes bearing seats formed of cast, or molded material in engagement with the cylindrical portions in positioning the portions on the support block; the cast or molded projection may, for example, be made of cured epoxy, cast through holes in the support block and prevented from adhesion with the cylindrical parts by a separating element.
REFERENCES:
patent: 3516146 (1970-06-01), Maxey
patent: 3679840 (1972-07-01), Maxey
patent: 4032986 (1977-06-01), Prochnow
patent: 4050090 (1977-09-01), Kollar
IEEE Spectrum, Don Mennie, Consumers as Programmers, Jan., 1978, pp. 54-55.
Eddleman Alfred H.
Robert & Bosch GmbH
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