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US 5,489,229 AGranted
Electron gun for a cathode ray tube
AssigneeSony Corporation
InventorsTsuneo Muti, Tsunenari Saito
Life of this patent
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Abstract
Method of manufacturing an electron gun comprises the steps of forming a plurality of electrode layers on the inner surface of at least one tube, providing at least one conductive layer on the surface of the tube, providing a pair of holders so as to hold both ends of said tube, providing a voltage supplying device on one of the pair of holders, and welding a plurality of electrodes forming a part of a triode to the other of the pair of holders.
Claims5
A method of manufacturing an electron gun, comprising the steps of:
- forming a plurality of electrode layers on the inner surface of at least one tube;
- providing at least one conductive layer on the outer surface of said tube;
- providing a pair of holders at opposite ends of said tube so as to electrically connect two of the electrode layers via the at least one conductive layer;
- providing voltage supplying means on one of said pair of holders;
- and
- welding a plurality of electrodes forming a part of a triode to the other of said pair of holders.
3 more elements
Dependencies are inferred from the claim text.