×

Laminated magnetorestrictive element of an exchange coupling film, an antiferromagnetic film and a ferromagnetic film and a magnetic disk drive using same

  • US 6,313,973 B1
  • Filed: 06/30/1999
  • Issued: 11/06/2001
  • Est. Priority Date: 06/30/1998
  • Status: Expired due to Fees
First Claim
Patent Images

1. A magnetorestrictive element, comprising an exchanging coupling film comprising:

  • an under layer of a single film, a laminate film, or an alloy film, said under layer containing one metal selected from the group consisting of Tc, Zn, Cd, Tl and Pb, said metal having a face centered cubic crystal structure or hexagonal closest-packing crystal structure;

    an antiferromagnetic film; and

    a ferromagnetic film.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×