EP 0226817 A3 19880107 - FLAT PICTURE DISPLAY TUBE
Title (en)
FLAT PICTURE DISPLAY TUBE
Publication
Application
Priority
DE 3541164 A 19851121
Abstract (en)
[origin: US4794306A] In a flat picture-reproducing device having a phosphor-coated faceplate (1) and a tray-shaped rear housing (2), a cathode formed by a periodic array of heating wires (7) is provided. This heating-wire array is followed by layers of focusing wires (8) and attracting wires (9) and by a perforated anode (5). A segmented counterelectrode (6) is located behind the heating wires (7).
IPC 1-7
IPC 8 full level
H01J 31/12 (2006.01)
CPC (source: EP US)
H01J 31/126 (2013.01 - EP US)
Citation (search report)
- [A] EP 0079604 A2 19830525 - MATSUSHITA ELECTRIC IND CO LTD [JP]
- [A] JP S60185343 A 19850920 - MATSUSHITA ELECTRIC IND CO LTD
- [A] DE 3119442 A1 19821209 - SIEMENS AG [DE]
Designated contracting state (EPC)
DE FR GB IT NL
DOCDB simple family (publication)
EP 0226817 A2 19870701; EP 0226817 A3 19880107; CA 1298608 C 19920407; CA 1316570 C 19930420; DE 3541164 A1 19870527; JP S62131452 A 19870613; US 4794306 A 19881227
DOCDB simple family (application)
EP 86115973 A 19861118; CA 522957 A 19861114; CA 616036 A 19910405; DE 3541164 A 19851121; JP 27550786 A 19861120; US 93340586 A 19861120