ES509867A0 - "perfeccionamientos introducidos en tubos de rayos catodicos". - Google Patents
"perfeccionamientos introducidos en tubos de rayos catodicos".Info
- Publication number
- ES509867A0 ES509867A0 ES509867A ES509867A ES509867A0 ES 509867 A0 ES509867 A0 ES 509867A0 ES 509867 A ES509867 A ES 509867A ES 509867 A ES509867 A ES 509867A ES 509867 A0 ES509867 A0 ES 509867A0
- Authority
- ES
- Spain
- Prior art keywords
- ray tubes
- improvements introduced
- cathodic ray
- cathodic
- tubes
- Prior art date
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/04—Cathodes
-
- 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
- H01J1/15—Cathodes heated directly by an electric current
-
- 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 |
|---|---|---|---|
| NL8100928A NL8100928A (nl) | 1981-02-26 | 1981-02-26 | Oxydkathode. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES509867A0 true ES509867A0 (es) | 1983-03-01 |
| ES8304708A1 ES8304708A1 (es) | 1983-03-01 |
Family
ID=19837072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES509867A Expired ES8304708A1 (es) | 1981-02-26 | 1982-02-24 | "perfeccionamientos introducidos en tubos de rayos catodicos". |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4471260A (es) |
| EP (1) | EP0059491B1 (es) |
| JP (1) | JPS57157433A (es) |
| KR (1) | KR830009635A (es) |
| CA (1) | CA1181123A (es) |
| DE (1) | DE3260139D1 (es) |
| ES (1) | ES8304708A1 (es) |
| NL (1) | NL8100928A (es) |
| PL (1) | PL133237B1 (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3323473A1 (de) * | 1983-06-29 | 1985-01-03 | Siemens AG, 1000 Berlin und 8000 München | Schnellheizkathode |
| NL8304401A (nl) * | 1983-12-22 | 1985-07-16 | Philips Nv | Oxydkathode. |
| KR100249714B1 (ko) * | 1997-12-30 | 2000-03-15 | 손욱 | 전자총용 음극 |
| JP2002093335A (ja) * | 2000-09-19 | 2002-03-29 | Hitachi Ltd | 陰極線管 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR901198A (fr) * | 1943-01-15 | 1945-07-19 | Philips Nv | Tube à décharge à atmosphère de gaz ou de vapeur |
| US3694260A (en) * | 1970-05-21 | 1972-09-26 | James E Beggs | Bonded heater,cathode,control electrode structure and method of manufacture |
| BE792763A (fr) * | 1971-12-16 | 1973-06-14 | Philips Nv | Cathode a chauffage indirect et son procede de fabrication |
| JPS495262A (es) * | 1972-04-28 | 1974-01-17 | ||
| JPS5340430B2 (es) * | 1974-05-15 | 1978-10-27 | ||
| JPS5345667A (en) * | 1976-10-07 | 1978-04-24 | Asahi Glass Co Ltd | Treating method for oxidizable substance contained in exhaust gas or discharged liquid |
| FR2390825A1 (fr) * | 1977-05-13 | 1978-12-08 | Thomson Csf | Cathode thermo-ionique a grille incorporee, son procede de fabrication et tube electronique comportant une telle cathode |
| JPS5816737B2 (ja) * | 1978-04-24 | 1983-04-01 | 株式会社日立製作所 | 電子管用酸化物陰極 |
| JPS54144170A (en) * | 1978-05-02 | 1979-11-10 | Hitachi Ltd | Cathode constituent of direct heating type |
| JPS5566819A (en) * | 1978-11-15 | 1980-05-20 | Hitachi Ltd | Oxide cathode for electron tube |
-
1981
- 1981-02-26 NL NL8100928A patent/NL8100928A/nl not_active Application Discontinuation
-
1982
- 1982-01-18 US US06/340,553 patent/US4471260A/en not_active Expired - Fee Related
- 1982-02-01 EP EP82200119A patent/EP0059491B1/en not_active Expired
- 1982-02-01 DE DE8282200119T patent/DE3260139D1/de not_active Expired
- 1982-02-23 PL PL1982235188A patent/PL133237B1/pl unknown
- 1982-02-24 JP JP2871782A patent/JPS57157433A/ja active Pending
- 1982-02-24 ES ES509867A patent/ES8304708A1/es not_active Expired
- 1982-02-24 KR KR1019820000809A patent/KR830009635A/ko not_active Ceased
- 1982-02-25 CA CA000397121A patent/CA1181123A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE3260139D1 (en) | 1984-06-14 |
| EP0059491A1 (en) | 1982-09-08 |
| PL235188A1 (es) | 1982-10-25 |
| ES8304708A1 (es) | 1983-03-01 |
| CA1181123A (en) | 1985-01-15 |
| EP0059491B1 (en) | 1984-05-09 |
| JPS57157433A (en) | 1982-09-29 |
| NL8100928A (nl) | 1982-09-16 |
| KR830009635A (ko) | 1983-12-22 |
| US4471260A (en) | 1984-09-11 |
| PL133237B1 (en) | 1985-05-31 |
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