Electric lamp and discharge devices: systems – Cathode ray tube circuits – Combined cathode ray tube and circuit element structure
Patent
1998-07-22
2000-07-25
Bettendorf, Justin P.
Electric lamp and discharge devices: systems
Cathode ray tube circuits
Combined cathode ray tube and circuit element structure
313 36, H01J 2502
Patent
active
060940107
ABSTRACT:
In an electron gun, a conductive chamber defines a cavity. A photocathode is disposed in the cavity. Photoelectrons are emitted from the photocathode into the cavity when light is applied to the photocathode. A wave guide mounted on the conductive chamber introduces a micro wave into the cavity. Via an opening formed in the wall of the conductive chamber, the photoelectrons are output to the outside of the cavity. Coolant is flowed through a flow path formed in the wall of the conductive chamber, to suppress a temperature rise of the conductive chamber.
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Bettendorf Justin P.
Sumitomo Heavy Industrie's, Ltd.
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