Disk cartridge with friction-reducing sheet

Details Disk cartridge with friction-reducing sheet Disk cartridge with friction-reducing sheet

1991-10-01

1993-09-21

Westin, Edward P.

Dynamic magnetic information storage or retrieval

Record medium

In container

369291, G11B 2303

Patent

active

052474160

ABSTRACT:
A disk cartridge includes a casing accommodating a disk for rotation therein and including a center aperture and at least one access window, and interlocked shutters for opening and closing the center aperture and the access window. A lubricating member is interposed between the casing and the shutter for preventing the shutter from direct contact with the casing.

REFERENCES:
patent: 4695911 (1987-09-01), Loosen
patent: 4779158 (1988-10-01), Tanaka et al.
patent: 5103363 (1992-04-01), Yamada et al.
patent: 5153801 (1992-10-01), Ikebe et al.
patent: 5161080 (1992-11-01), Funayama et al.

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