Wear resistant magnetorestrictive head

Details Wear resistant magnetorestrictive head Wear resistant magnetorestrictive head

G - Physics

11

B

352/29.4

G11B 5/30 (1980.01)

Patent

CA 1127300

WEAR RESISTANT MAGNETORESTRICTIVE HEAD ABSTRACT OF THE DISCLOSURE An MR head is disclosed in which the MR element is deposited onto a sapphire substrate with a particular crystallographic orientation and a sapphire closure piece also having a particular crystallographic orientation is used. The substrate has the MR element deposited onto either the {0001} or the {1120} plane with -the {1100} plane being oriented as the wear surface. The closure piece has either the {1120} or the {0001} plane facing the MR material and the {1100} plane oriented as the wear surface. BO978058

341315

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