Laminated magnetic materials

Details Laminated magnetic materials Laminated magnetic materials

1989-01-18

1990-01-30

Zimmerman, John J.

Stock material or miscellaneous articles

All metal or with adjacent metals

Composite; i.e., plural, adjacent, spatially distinct metal...

428668, 428679, 428681, 428925, 428928, G11B 5127, G11B 562

Patent

active

048973181

ABSTRACT:
Soft magnetic laminated materials having both superior wear resistance and a high saturation magnetization comprising Fe-Si alloy films 1 having small magnetostriction, and films 2 of an amorphous alloy or Fe-Si-Al alloy having both small magnetostriction and excellent wear resistance, said first and second films being alternately laminated, the thickness (t.sub.1) of the first film and the thickness (t.sub.2) of the second film being made to meet the following conditions: ##EQU1##

REFERENCES:
patent: 3479156 (1969-11-01), Ginder
patent: 3520664 (1970-07-01), York
patent: 3533860 (1970-10-01), Kench et al.
patent: 3560172 (1971-02-01), Kench et al.
patent: 4364020 (1982-12-01), Lin et al.
patent: 4413406 (1983-11-01), Bennett et al.
patent: 4437912 (1984-03-01), Sakakima et al.
patent: 4506248 (1985-03-01), Lin
patent: 4610935 (1986-09-01), Kumasaka et al.
patent: 4687712 (1987-08-01), Sugita et al.
patent: 4748089 (1988-05-01), Kumasaka et al.

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