Patent · US Expired

Inductive head lamination with layer of magnetic quenching material

US5576099A · kind A · utility

18Cited by
14References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 9, 1990
Grant dateNov 19, 1996
Priority date
Expiry dateFeb 9, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/265
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Laminates of magnetic and magnetic quenching laminae are provided for use as magnetic thin film laminates for use in magnetic recording heads. The use of these films significantly reduces the number of domains and Barkhausen noise levels in such recording heads.

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