Patent · US Expired

"Fabrication of ""Delta"" magnetic head-sliders"

US4644641A · kind A · utility

44Cited by
2References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 30, 1985
Grant dateFeb 24, 1987
Priority date
Expiry dateDec 30, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49041
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Described are Delta-shaped magnetic recording "sliders", some being provided with a "back-bar" and associate "purge channel", the air bearing surface area of the sliders increasing gradually from a minimum at its nose to a maximum at its trailing edge.

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