Patent · US Expired

Recording head slider assembly

US4636894A · kind A · utility

55Cited by
6References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 12, 1984
Grant dateJan 13, 1987
Priority date
Expiry dateMar 12, 2004

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG11B5/6005
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A slider for flying along a recording surface and carrying a recording head (19,20) for recording data, comprising an air bearing region (12,14) to create a positive pressure region tending to support the slider, and a negative pressure region (21) tending to hold the slider close to the recording surface, with buffer pads (27,28) and grooves (25,26) between the positive and negative pressure regions to create a neutral pressure zone separation.

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