Multi-figure fluorescent display tube with electrical lead-ins h

Details Multi-figure fluorescent display tube with electrical lead-ins h Multi-figure fluorescent display tube with electrical lead-ins h

1976-08-04

1977-08-09

Demeo, Palmer C.

Electric lamp and discharge devices

With luminescent solid or liquid material

Vacuum-type tube

313517, 313318, 313331, H01J 172, H01J 6302

Patent

active

040413489

ABSTRACT:
A multi-figure fluorescent display tube includes in the casing a plurality of anode display portions formed of segment electrodes each having a fluorescent material layer thereon, cathodes and control electrodes disposed opposite to the anode display portions, lead-in wires led out in an air-tight manner from the casing and electrically connected to the segment electrodes, the control electrodes and the cathodes, a plurality of conductive sections each connected to adjacent common segment electrodes through a corresponding conductive wiring film, the lead-in wires for the segment electrode terminal each having at the end thereof in the casing a contact with a spring portion, the contact coming in contact with the corresponding conductive section by the action of the spring portion thereby establishing an electrical connection.

REFERENCES:
patent: 3327153 (1967-06-01), Bickmire et al.
patent: 3381080 (1968-04-01), Stelmak

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