Patent ID: 6249266
Filing Date: 2001-06-19
Classification: H01J

Abstract:
A fluorescent display device comprising:an envelope formed by integrally attaching an anode substrate and a casing to each other through a sealing layer;an anode formed on said anode substrate in said envelope and having a phosphor layer deposited thereon;support members fixed on said sealing layer forming a bridge across said envelope;a cathode substrate placed horizontally on said support members, said cathode substrate being supported in said envelope by means of said support members in a manner to face said anode at a predetermined interval defined therebetween;a field emission cathode formed on said cathode substrate; anda lead frame including lead wires arranged on top of said cathode substrate for downwardly holding said cathode substrate, said lead wires being arranged so as to extend through said sealing layer into said envelope and being connected to said cathode substrate.