Global Patent Index - EP 1076897 A1

EP 1076897 A1 20010221 - MAGNETIC HEAD HAVING A LAYER STRUCTURE

Title (en)

MAGNETIC HEAD HAVING A LAYER STRUCTURE

Title (de)

MAGNETKOPF MIT SCHICHTSTRUKTUR

Title (fr)

TETE MAGNETIQUE A STRUCTURE DE COUCHES

Publication

EP 1076897 A1 20010221 (EN)

Application

EP 00907561 A 20000214

Priority

  • EP 00907561 A 20000214
  • EP 0001172 W 20000214
  • EP 99200694 A 19990309

Abstract (en)

[origin: WO0054260A1] Magnetic head (1) having a head face (3) and a layer structure (7) comprising a first magnetic layer (13a, 13b), a second magnetic layer (17) and a thin insulation layer (19a, 19b) electrically separating these magnetic layers. At least the first layer of these magnetic layers comprises an amorphous cobalt alloy and is an integral part of the first magnetic layer comprising the amorphous cobalt alloy.

IPC 1-7

G11B 5/147; G11B 5/39; H01F 41/32

IPC 8 full level

G11B 5/127 (2006.01); G11B 5/147 (2006.01); G11B 5/39 (2006.01); H01F 41/32 (2006.01)

CPC (source: EP KR)

G11B 5/147 (2013.01 - EP KR); G11B 5/3163 (2013.01 - KR); G11B 5/3919 (2013.01 - EP)

Citation (search report)

See references of WO 0054260A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

WO 0054260 A1 20000914; CN 1296609 A 20010523; EP 1076897 A1 20010221; JP 2002539570 A 20021119; KR 20010043386 A 20010525

DOCDB simple family (application)

EP 0001172 W 20000214; CN 00800299 A 20000214; EP 00907561 A 20000214; JP 2000604407 A 20000214; KR 20007012407 A 20001107