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PCE
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DIFF Subgroup
G11B 15/64

by fluid-dynamic spacing

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function > Guiding record carriers > Maintaining desired spacing between record carrier and head > by fluid-dynamic spacing

CPC:

Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function (driving or guiding heads G11B3/00 - G11B7/00, G11B21/00) > Guiding record carrier (guiding devices structurally associated with magazines or cassettes G11B23/04) > Maintaining desired spacing between record carrier and head > by fluid-dynamic spacing

No child classifications to compare. This is a leaf node in both IPC and CPC.