Cathode-ray tube

Details Cathode-ray tube Cathode-ray tube

1997-11-26

2000-07-25

Patel, Nimeshkumar D.

Electric lamp and discharge devices

Cathode ray tube

Envelope

313402, 313404, 313407, 313408, 313461, 313479, H01J 3100, H01J 2980, H01J 2910

Patent

active

060940069

ABSTRACT:
A cathode-ray tube including: a flat panel with an inside to which fluorescent material of Red, Green and Blue is applied; a funnel combined to a rear end of the flat panel; an electron gun provided in a neck part of the funnel and radiating electron beam; a flat tension shadow mask installed to the inside of the flat panel at regular intervals and having a plurality of passing holes formed for the passage of electron beams; a rail supporting the flat tension shadow mask for regularly maintaining interval of the tension shadow mask and a surface of the panel; and a magnetic shield shielding an external magnetic field, where the rail has a magnetic shield connecting part for installing the magnetic shield within the cathode-ray tube.

REFERENCES:
patent: 4710670 (1987-12-01), Dougherty et al.
patent: 4779023 (1988-10-01), Strauss
patent: 4849671 (1989-07-01), Fendley
patent: 4857795 (1989-08-01), Wakita et al.

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