Seamless electron transfer for multiple-gun direct view CRTS
US6437500B1 · kind B1 · utility
1Cited by
6References
8Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Aug 27, 1999 |
| Grant date | Aug 20, 2002 |
| Priority date | — |
| Expiry date | Aug 27, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J31/203
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A CRT for the display of a large screen television set which includes a tube envelope having a pair of tube necks and a phosphor display screen, a pair of electron guns arranged in a same horizontal plane and each positioned in a different one of the tube necks, for directing dual electron beams to impinge upon the phosphor display screen, and magnetic deflection yokes for horizontally deflecting the dual electron beams to produce a visual display of partially overlapping dual raster scans on the display screen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.