Patent · US Expired

Abrasion-resistive high permeability magnetic alloy

US4298381A · kind A · utility

5Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 18, 1979
Grant dateNov 3, 1981
Priority date
Expiry dateDec 18, 1999

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F1/14791
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Abrasion-resistive, high permeability magnetic alloy consisting essentially of 6-9 wt. % of Si, 7-11 wt. % of Al, 2-5 wt. % of Cr, 0.05-2 wt. % of Ti, 0.02-0.3 wt. % of at least one member selected from P and C, and the balance of Fe. The alloy is suitable as a core material for a magnetic head.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.