Patent · US Expired

Vertical magnetic head having first and second magnetic materials in specific shapes

US5883765A · kind A · utility

5Cited by
14References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 2, 1997
Grant dateMar 16, 1999
Priority date
Expiry dateMay 2, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49052
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A vertically arranged magnetic head for reading information from magnetic media. The head includes a substrate on which is mounted an amagnetic spacer extending perpendicular to the face of the substrate. Two magnetic materials are deposited on the sides of the spacer, the first being deposited by a vapor phase and the second being deposited on the first by electrolytic growth.

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