Structure or manufacture of heads, e.g. inductive

Introduced: January 1985

Last revised: January 2006

Full Title

Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor > Structure or manufacture of heads, e.g. inductive

Classification Context

Section:: PHYSICS
Class:: INFORMATION STORAGE
Subclass:: INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER

9 direct subcodes

Child Classifications

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G11B 5/133 with cores composed of particles, e.g. with dust cores, with ferrite cores
G11B 5/147 with cores being composed of metal sheets, i.e. laminated cores
G11B 5/17 Construction or disposition of windings
G11B 5/187 Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to, the recording medium; Pole pieces; Gap features
G11B 5/265 Structure or manufacture of a head with more than one gap for erasing, recording or reproducing on the same track
G11B 5/29 Structure or manufacture of unitary devices formed of plural heads for more than one track
G11B 5/31 using thin film
G11B 5/325 Erasing heads using permanent magnets
G11B 5/33 Structure or manufacture of flux-sensitive heads