Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism
Patent
1993-04-28
1995-07-11
Sniezek, Andrew L.
Dynamic magnetic information storage or retrieval
Automatic control of a recorder mechanism
360 71, 360 92, 360 9804, G11B 1518
Patent
active
054326567
ABSTRACT:
A magnetic tape library apparatus having a magnetic tape cartridge entry unit and an automatic cartridge ejection includes a cell unit having a plurality of cells each accommodating a magnetic tape cartridge, a magnetic tape drive unit for writing and reading data to and from any one of the magnetic tape cartridges, and an accessor for automatically switching magnetic tape cartridges between cell unit and magnetic tape drive unit. The magnetic tape cartridge entry unit of the library apparatus includes a stacker for stacking a plurality of magnetic tape cartridges entered externally, and a delivery mechanism for delivering to the accessor each cartridge separated from the stacked cartridges in the stacker. The automatic cartridge ejection unit receives the cartridge from the accessor and transports it to an appropriate position for delivery onto a tray.
REFERENCES:
patent: 3938190 (1976-02-01), Semmlow et al.
patent: 4779151 (1988-10-01), Lind et al.
patent: 4928245 (1990-05-01), Moy et al.
patent: 4937690 (1990-06-01), Yamashita et al.
patent: 5182687 (1993-01-01), Campbell et al.
Motoyama Nobuhiko
Utsumi Kenichi
Fujitsu Limited
Sniezek Andrew L.
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