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Use of Az-Type Photoresist as Insulation in Multiturn Thin Film Recording Heads

IP.com Disclosure Number: IPCOM000056322D
Original Publication Date: 1980-Nov-01
Included in the Prior Art Database: 2005-Feb-14

Publishing Venue

IBM

Related People

Authors:
Romankiw, LT [+details]

Abstract

In thin film multi-turn recording heads of vertical and horizontal configuration, a spiral electrical conductor coil runs between the two legs of the magnetic yoke. The coil has to be insulated from the yoke with a pore-free, low dielectric constant material.