BE875549A - Assemblage d'element chauffant/cathode pour dispositif a decharge d'electrons - Google Patents
Assemblage d'element chauffant/cathode pour dispositif a decharge d'electronsInfo
- Publication number
- BE875549A BE875549A BE2/57728A BE2057728A BE875549A BE 875549 A BE875549 A BE 875549A BE 2/57728 A BE2/57728 A BE 2/57728A BE 2057728 A BE2057728 A BE 2057728A BE 875549 A BE875549 A BE 875549A
- Authority
- BE
- Belgium
- Prior art keywords
- heating element
- discharge device
- cathode assembly
- electron discharge
- electron
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/896,644 US4151440A (en) | 1978-04-17 | 1978-04-17 | Cathode heater assembly for electron discharge device |
Publications (1)
Publication Number | Publication Date |
---|---|
BE875549A true BE875549A (fr) | 1979-07-31 |
Family
ID=25406557
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE2/57728A BE875549A (fr) | 1978-04-17 | 1979-04-13 | Assemblage d'element chauffant/cathode pour dispositif a decharge d'electrons |
Country Status (4)
Country | Link |
---|---|
US (1) | US4151440A (fr) |
JP (1) | JPS54140452A (fr) |
BE (1) | BE875549A (fr) |
DE (1) | DE2914632A1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4532452A (en) * | 1983-10-31 | 1985-07-30 | Rca Corporation | Cathode structure for a cathodoluminescent display devices |
FR2664427A1 (fr) * | 1990-07-03 | 1992-01-10 | Thomson Tubes Electroniques | Cathode a chauffage indirect a filament integre pour tube a faisceau lineaire. |
DE4026301A1 (de) * | 1990-08-20 | 1992-02-27 | Siemens Ag | Elektronenemitter einer roentgenroehre |
US5281897A (en) * | 1990-10-30 | 1994-01-25 | Hans Fimml | Method for operation of a cathode using the tunnelling effect and a cathode configuration for execution of the method |
US5831379A (en) * | 1994-01-28 | 1998-11-03 | Samsung Display Devices Co., Ltd. | Directly heated cathode structure |
EP0844639A1 (fr) * | 1996-05-21 | 1998-05-27 | Kabushiki Kaisha Toshiba | Structure de cathode, structure de canon a electron, grille pour canon a electron, tube electronique, element chauffant et procede de fabrication de la structure de cathode |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1017292B (de) * | 1956-07-18 | 1957-10-10 | Telefunken Gmbh | Aluminiumoxydueberzug fuer den Heizdraht mittelbar geheizter Kathoden elektrischer Entladungsroehren und Verfahren zur Herstellung eines Isolierueberzuges auf einem Heizdraht |
AT230503B (de) * | 1959-10-15 | 1963-12-10 | Egyesuelt Izzolampa | Mittelbar beheizte Kathode für elektrische Entladungsröhren |
DE1211725B (de) * | 1963-09-27 | 1966-03-03 | Telefunken Patent | Indirekt geheizte Kathode fuer eine elektrische Entladungsroehre |
US3881124A (en) * | 1973-10-24 | 1975-04-29 | Gte Sylvania Inc | Fast warm-up picture tube cathode system |
US3958146A (en) * | 1974-02-08 | 1976-05-18 | Gte Sylvania Incorporated | Fast warm up picture tube cathode cap having high heat emissivity surface on the interior thereof |
JPS51115765A (en) * | 1975-04-03 | 1976-10-12 | Sony Corp | Electron tube cathode apparatus |
US3947715A (en) * | 1975-06-10 | 1976-03-30 | Gte Sylvania Incorporated | Fast warm up cathode for a cathode ray tube |
JPS51147171A (en) * | 1975-06-11 | 1976-12-17 | Sony Corp | Flat surface multilayer cathode |
US4009409A (en) * | 1975-09-02 | 1977-02-22 | Gte Sylvania Incorporated | Fast warmup cathode and method of making same |
-
1978
- 1978-04-17 US US05/896,644 patent/US4151440A/en not_active Expired - Lifetime
-
1979
- 1979-04-11 DE DE19792914632 patent/DE2914632A1/de not_active Ceased
- 1979-04-13 BE BE2/57728A patent/BE875549A/fr unknown
- 1979-04-17 JP JP4613379A patent/JPS54140452A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
US4151440A (en) | 1979-04-24 |
JPS54140452A (en) | 1979-10-31 |
JPS6346943B2 (fr) | 1988-09-19 |
DE2914632A1 (de) | 1979-10-25 |
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