Driving or moving of heads

Full Title

Head arrangements not specific to the method of recording or reproducing > Driving or moving of heads

Classification Context

Section:

PHYSICS

Class:

INFORMATION STORAGE

Subclass:

INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER

Child Classifications

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• G11B 21/03 for correcting time base error
• G11B 21/04 Automatic feed mechanism producing a transducing traverse of the head in a direction which cuts across the direction of travel of the recording medium, e.g. helical scan
• G11B 21/08 Track changing or selecting
• G11B 21/1 Track finding or aligning by moving the head
• G11B 21/12 Raising and lowering; Back-spacing or forward-spacing along track; Returning to starting position