Floppy disk drive apparatus

Details Floppy disk drive apparatus Floppy disk drive apparatus

1983-12-27

1985-10-15

Stellar, George G.

Dynamic magnetic information storage or retrieval

Automatic control of a recorder mechanism

Controlling the record

G11B 1900

Patent

active

045478201

ABSTRACT:
A floppy disk drive apparatus includes an index hole sensor, a spindle for holding a floppy disk, and a motor for rotating the spindle. The index hole sensor generates a high-level signal when the floppy disk is set on the spindle. The floppy disk drive apparatus is provided with a motor drive circuit which drives the motor in response to the high-level signal from the index hole sensor.

REFERENCES:
patent: 4318144 (1982-03-01), Galvagni
patent: 4376293 (1983-03-01), Teramura et al.

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