Magnetic disk cartridge with erasure-preventing device

Details Magnetic disk cartridge with erasure-preventing device Magnetic disk cartridge with erasure-preventing device

1985-12-12

1989-08-22

Faber, Alan

Dynamic magnetic information storage or retrieval

General recording or reproducing

Recording-or erasing-prevention

360133, G11B 1504, G11B 2302

Patent

active

048601276

ABSTRACT:
An indicator for representing a selectable recording state of a magnetic disk cassette, for example, a write-protection state, wherein a sliding piece fitted over a thin flat part contiguous with an opening in a lower cassette half is selectively visible through a window through an upper cassette half.

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patent: 4618060 (1986-10-01), Tarter
patent: 4660105 (1987-04-01), Harris et al.

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