Natural view flat panel for cathode ray tube
US6914377B2 · kind B2 · utility
0Cited by
12References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 1, 2001 |
| Grant date | Jul 5, 2005 |
| Priority date | — |
| Expiry date | Aug 1, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J2229/862
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A flat panel for a cathode ray tube for preventing a screen image from being shown concavely to a user or viewer includes a flat outer surface and a non-spherically formed inner surface, the non-spherically formed inner surface satisfying formula 1:y1≦y2 (formula 1)
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.