Patent · US Expired

Thin film magnetic head and a method for forming a protective film of the magnetic head

US6400531B1 · kind B1 · utility

6Cited by
1References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 28, 2000
Grant dateJun 4, 2002
Priority date
Expiry dateMar 28, 2020

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/6005
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A slider 1 has an opposing surface to a recording medium. Thin film magnetic heads 2 and 3 are provided on the slider 1. The slider 1 has a protective film composed of a SiN film and a surface-lubricous layer thereon.

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