Patent · US Expired

Image display device and manufacturing method for image display device

US7071610B2 · kind B2 · utility

1Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 2004
Grant dateJul 4, 2006
Priority date
Expiry dateOct 15, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2329/863
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A vacuum envelope includes a first substrate provided with an image display surface and a second substrate opposed to the first substrate with a gap and provided with a plurality of electron sources. The second substrate is formed of a metal substrate, of which a setting surface provided with the electron sources is covered by an insulating layer.

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