Amorphous alloy for magnetic heads
US4750951A · kind A · utility
2Cited by
4References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 11, 1987 |
| Grant date | Jun 14, 1988 |
| Priority date | — |
| Expiry date | Feb 11, 2007 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/147
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An amorphous alloy for making a magnetic head comprises a composition of the formula: EQU (Fe.sub.1-a, Co.sub.a).sub.100-e-f-b Cr.sub.e Ru.sub.f (Si.sub.c, B.sub.d).sub.b where a is from 0.93 to 0.95, c/c+d is from 0.55 to 0.65, b is from 22 to 27, e is from 0.4 to 2.6 and f is from 1.5 to 4.0.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.