Patent ID: 6338663
Filing Date: 2002-01-15
Classification: H01J

Abstract:
A scrubbing system for low-voltage scrubbing of cathodoluminescent screens, the scrubbing system comprising:a scrubbing device for irradiating a cathodoluminescent layer in a vacuum with an electron beam, the scrubbing device comprising an insulating base, a first post secured to the insulating base near a first edge of the insulating base, a second post including a spring-loaded tip secured to the insulating base near a second edge of the insulating base, and a first wire cathode having a first end coupled to the first post and a second end coupled to the spring-loaded tip of the second post, wherein the first wire cathode is maintained in a tensioned state by the spring-loaded tip; and a device to move the cathodoluminescent layer relative to the scrubbing device.