Title:
AGING METHOD FOR CATHODE-RAY TUBE
Document Type and Number:
Japanese Patent JPS542651
Kind Code:
A
Abstract:
PURPOSE: To improve dielectric-strength, by exercising discharge processes of highvoltage and low-voltage electrodes after activating an electron-radioactive substance and by removing harmful matter easy to emit electrons vapor-deposited on both the electrodes during the activation of the radioactive substance.
Inventors:
YASUTOME OSAMU
Application Number:
JP6671877A
Publication Date:
January 10, 1979
Filing Date:
June 08, 1977
Export Citation:
Assignee:
TOKYO SHIBAURA ELECTRIC CO
International Classes:
H01J9/44; (IPC1-7): H01J9/00
Next Patent: JPH0542652