In-line electron gun for color cathode ray tube

Details In-line electron gun for color cathode ray tube In-line electron gun for color cathode ray tube

1996-07-10

1998-06-09

Patel, Ashok

Electric lamp and discharge devices

Cathode ray tube

Plural beam generating or control

313414, 313449, 313439, 313460, H01J 2950

Patent

active

057639922

ABSTRACT:
An in-line electron gun for a color cathode ray tube is disclosed including a main focusing electrode and an accelerating electrode common for electron beams and having an elliptical aperture. An auxiliary electrode disposed within each of the main focusing electrode and accelerating electrode and being retreated from rims of the main focusing electrode and accelerating electrode, respectively. In addition, a shield cup is installed adjacent to the accelerating electrode, the shield cup having an aperture that is horizontally longer than vertically.

REFERENCES:
patent: 5300855 (1994-04-01), Kweon
patent: 5455481 (1995-10-01), Choi
patent: 5506468 (1996-04-01), Koh
patent: 5512797 (1996-04-01), Kim et al.
patent: 5581147 (1996-12-01), Koh et al.
patent: 5608284 (1997-03-01), Tojyou et al.

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