Patent · US Expired

Thin film magnetic recording head with a low resistance coil formed by two processes

US5065270A · kind A · utility

24Cited by
1References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 17, 1990
Grant dateNov 12, 1991
Priority date
Expiry dateMay 17, 2010

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/31
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A thin film magnetic head comprises a substrate, and magnetic films and a conductive coil which are formed on the substrate to constitute a thin film magnetic circuit, wherein the conductive coil has a shape in cross section so that its upper part has a curved convex surface.

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