Thin film magnetic head having magnetic core including a thin fi

Details Thin film magnetic head having magnetic core including a thin fi Thin film magnetic head having magnetic core including a thin fi

1988-10-03

1990-07-03

Wolff, John H.

Dynamic magnetic information storage or retrieval

Head

Core

G11B 516

Patent

active

049396102

ABSTRACT:
A thin film magnetic head is disclosed which includes a substrate, a first magnetic core disposed on the substrate, a second magnetic core forming a magnetic path in conjunction with the first magnetic core, a conductor coil wound in the magnetic path and a gap formed between ends of the first magnetic core and the second magnetic core. At least one of the first magnetic core and the second magnetic core includes a thin film of a cobalt alloy. The cobalt alloy includes 20-70 atomic percent of cobalt, 20-60 atomic percent of nickel, 12-30 atomic percent of iron and 5-32 atomic percent of palladium.

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