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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G11B 15/61

on drum, e.g. drum containing rotating heads

Introduced: January 1985

Title

Titles differ between systems:

IPC: on drum, e.g. on drum containing rotating heads

CPC: on drum, e.g. drum containing rotating heads

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 > on drum, e.g. on drum containing rotating heads

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) > on drum, e.g. drum containing rotating heads

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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