Patent · US Expired

Magnetic recording head with heating device

US7133254B2 · kind B2 · utility

46Cited by
3References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 30, 2003
Grant dateNov 7, 2006
Priority date
Expiry dateApr 16, 2024

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B2005/0021
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A magnetic recording disk drive has a magnetic recording head that includes first and second separating layers, and a heater formed between the first and second separating layers. The heater has a dimension such a thermal protrusion is induced in the recording head and a thermal conductance between the recording head and a recording medium is enhanced.

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