Driving record carriers by members acting directly or indirectly thereon

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 > Driving; Starting; Stopping; Arrangements for control or regulation thereof > Driving record carriers by members acting directly or indirectly thereon

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) > Driving; Starting; Stopping; Arrangements for control or regulation thereof > Driving record carriers by members acting directly or indirectly thereon

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

Child Classifications

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G11B 15/28 through rollers driving by frictional contact with the record carrier, e.g. capstan; Multiple arrangements of capstans or drums coupled to means for controlling the speed of the drive; Multiple capstan systems alternately engageable with record carrier to provide reversal +1 CPC IPC+CPC Available in IPC and CPC
G11B 15/30 through the means for supporting the record carrier, e.g. mandrel, turntable IPC+CPC Available in IPC and CPC
G11B 15/32 through the reels or cores on to which the record carrier is wound IPC+CPC Available in IPC and CPC
G11B 15/34 through non-slip drive means, e.g. sprocket IPC+CPC Available in IPC and CPC