Patent · US Expired

Magnetic head with mechanically isolated thin film sensor

US4123790A · kind A · utility

3Cited by
4References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 21, 1977
Grant dateOct 31, 1978
Priority date
Expiry dateSep 21, 1997

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/335
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The source of anomalies in the performance characteristics of a magnetic head employing a sense wire having a thin film coated thereon and a coil coupled therewith is explained. Solution to the problem anomalies centers around use of a mandril for the coil.

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