Patent · US Expired

Method of lapping medium-opposing surface in thin-film magnetic head

US6945847B2 · kind B2 · utility

4Cited by
3References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 3, 2004
Grant dateSep 20, 2005
Priority date
Expiry dateMar 3, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/6064
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A thin-film magnetic head is formed on a support and is provided with a reproducing head part, a recording head part, and a heater for generating heat upon energization. A medium-opposing surface S of the magnetic head is polished while energizing the heater or recording head part.

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