Accessor position alignment in a library apparatus

Details Accessor position alignment in a library apparatus Accessor position alignment in a library apparatus

1998-03-25

1999-10-05

Neyzari, Ali

Dynamic information storage or retrieval

Information location or remote operator actuated control

Selective addressing of storage medium

369 38, G11B 1722

Patent

active

059635142

ABSTRACT:
The present invention provides a library apparatus which is capable of ensuring the specification accuracy of a reference flag and a diagnostic cell to make sure the error correction at the initial stage (initial operation) while facilitating the accuracy adjustment of the reference flag and the diagnostic cell, thus allowing the certain insertion/extraction of a cartridge into/from a storage unit or a deck by an accessor. In the library apparatus according to this invention, the reference flag to be read out by a sensor on the accessor side to detect the absolute position of the accessor is disposed close to and integrated with the diagnostic cell into and from which a diagnostic cartridge is inserted and extracted by the accessor to verify the operation of the accessor. This invention is applicable to a large-capacity external storage system storing a large number of cartridges such as magnetic tape cartridges and optical disk cartridges.

REFERENCES:
patent: 4675856 (1987-06-01), Rudy et al.
patent: 5427489 (1995-06-01), Chalmers et al.
patent: 5613154 (1997-03-01), Burke et al.
patent: 5703843 (1997-12-01), Katsuyama et al.
patent: 5724321 (1998-03-01), Vishlitzky

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