Patent · US Expired

Soft magnetic alloy sheet having low residual magnetic flux density

US5993568A · kind A · utility

8Cited by
2References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 25, 1998
Grant dateNov 30, 1999
Priority date
Expiry dateMar 25, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/12465
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A soft magnetic alloy sheet has low residual magnetic flux density. The alloy sheet comprises a base element and an alloying element having a concentration gradient in a thickness direction of the alloy sheet. The alloying element is selected from Si, Al, Ni, Co and Fe.

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