Patent · US Expired

Casing for display device

US4770310A · kind A · utility

13Cited by
6References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 14, 1986
Grant dateSep 13, 1988
Priority date
Expiry dateJan 14, 2006

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J9/40
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A casing for a display device of the tipless type is disclosed which is capable of being readily manufactured, and allowing a display device to have a good space factor and exhibit excellent display characteristics. The casing comprises a casing body formed with an evacuation hole and a planar plate lid member arranged to sealingly close the evacuation hole by means of a sealer when the casing is evacuated.

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