JPS4999262A - - Google Patents
Info
- Publication number
- JPS4999262A JPS4999262A JP48144162A JP14416273A JPS4999262A JP S4999262 A JPS4999262 A JP S4999262A JP 48144162 A JP48144162 A JP 48144162A JP 14416273 A JP14416273 A JP 14416273A JP S4999262 A JPS4999262 A JP S4999262A
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/74—Cooling arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/28—Non-electron-emitting electrodes; Screens
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0012—Constructional arrangements
- H01J2893/0013—Sealed electrodes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7217782A NL7217782A (US06534493-20030318-C00184.png) | 1972-12-29 | 1972-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4999262A true JPS4999262A (US06534493-20030318-C00184.png) | 1974-09-19 |
Family
ID=19817647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48144162A Pending JPS4999262A (US06534493-20030318-C00184.png) | 1972-12-29 | 1973-12-26 |
Country Status (8)
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2892113A (en) * | 1958-05-12 | 1959-06-23 | Engelhard Ind Inc | Electrical discharge lamp |
| US3254260A (en) * | 1962-12-27 | 1966-05-31 | Philips Corp | Electron discharge device for very high frequencies |
| US3586100A (en) * | 1968-09-28 | 1971-06-22 | Nippon Electric Co | Heat dissipating devices for the collectors of electron-beam tube |
| US3567982A (en) * | 1968-12-23 | 1971-03-02 | Sylvania Electric Prod | Electron discharge device anode fin having heat distortion preventive means incorporated therein |
| US3641381A (en) * | 1970-02-24 | 1972-02-08 | Gen Electric | Electron discharge device |
| US3641380A (en) * | 1970-02-24 | 1972-02-08 | Gen Electric | Anode electrode for electron discharge device |
-
1972
- 1972-12-29 NL NL7217782A patent/NL7217782A/xx unknown
-
1973
- 1973-11-23 US US418583A patent/US3866076A/en not_active Expired - Lifetime
- 1973-12-08 DE DE2361309A patent/DE2361309A1/de not_active Ceased
- 1973-12-18 CA CA188,691A patent/CA1003889A/en not_active Expired
- 1973-12-20 GB GB5906373A patent/GB1435188A/en not_active Expired
- 1973-12-26 JP JP48144162A patent/JPS4999262A/ja active Pending
- 1973-12-27 IT IT70868/73A patent/IT1000634B/it active
- 1973-12-27 FR FR7346526A patent/FR2212633B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2361309A1 (de) | 1974-07-04 |
| US3866076A (en) | 1975-02-11 |
| IT1000634B (it) | 1976-04-10 |
| NL7217782A (US06534493-20030318-C00184.png) | 1974-07-02 |
| FR2212633A1 (US06534493-20030318-C00184.png) | 1974-07-26 |
| GB1435188A (en) | 1976-05-12 |
| FR2212633B1 (US06534493-20030318-C00184.png) | 1976-10-08 |
| CA1003889A (en) | 1977-01-18 |
