SE406019B - Forradskatod - Google Patents
ForradskatodInfo
- Publication number
- SE406019B SE406019B SE7601812A SE7601812A SE406019B SE 406019 B SE406019 B SE 406019B SE 7601812 A SE7601812 A SE 7601812A SE 7601812 A SE7601812 A SE 7601812A SE 406019 B SE406019 B SE 406019B
- Authority
- SE
- Sweden
- Prior art keywords
- cathod
- storage
- storage cathod
- 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
- H01J1/28—Dispenser-type cathodes, e.g. L-cathode
-
- 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
- H01J1/14—Solid thermionic cathodes characterised by the material
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7502052.A NL165880C (nl) | 1975-02-21 | 1975-02-21 | Naleveringskathode. |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7601812L SE7601812L (sv) | 1976-08-23 |
SE406019B true SE406019B (sv) | 1979-01-15 |
Family
ID=19823224
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7601812A SE406019B (sv) | 1975-02-21 | 1976-02-18 | Forradskatod |
Country Status (8)
Country | Link |
---|---|
US (1) | US4007393A (fr) |
JP (1) | JPS5622103B2 (fr) |
CA (1) | CA1042061A (fr) |
DE (1) | DE2604765C3 (fr) |
FR (1) | FR2301914A1 (fr) |
GB (1) | GB1476914A (fr) |
NL (1) | NL165880C (fr) |
SE (1) | SE406019B (fr) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2842079A1 (de) * | 1978-09-27 | 1980-04-03 | Siemens Ag | Vorratskathode, insbesondere metall- kapillar-kathode |
NL7905542A (nl) * | 1979-07-17 | 1981-01-20 | Philips Nv | Naleveringskathode. |
DE3000169A1 (de) * | 1980-01-04 | 1982-08-19 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zum herstellen einer vorratskathode |
FR2496290A1 (fr) * | 1980-12-12 | 1982-06-18 | Efcis | Circuit d'asservissement numerique en fonction de la frequence |
DE3122950A1 (de) * | 1981-06-10 | 1983-01-05 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zum herstellen einer vorratskathode |
DE3148441A1 (de) * | 1981-12-08 | 1983-07-21 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Verfahren zur herstellung einer thermionischen kathode |
DE3205746A1 (de) * | 1982-02-18 | 1983-08-25 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Thermionische kathode und verfahren zu ihrer herstellung |
JPS58154131A (ja) * | 1982-03-10 | 1983-09-13 | Hitachi Ltd | 含浸形陰極 |
NL8201371A (nl) * | 1982-04-01 | 1983-11-01 | Philips Nv | Werkwijzen voor het vervaardigen van een naleveringskathode en naleveringskathode vervaardigd volgens deze werkwijzen. |
NL8403032A (nl) * | 1984-10-05 | 1986-05-01 | Philips Nv | Werkwijze voor het vervaardigen van een scandaatnaleveringskathode, naleveringskathode vervaardigd met deze werkwijze. |
NL8403031A (nl) * | 1984-10-05 | 1986-05-01 | Philips Nv | Werkwijze voor het vervaardigen van een scandaatnaleveringskathode en scandaatnaleveringskathode vervaardigd volgens deze werkwijze. |
CA1270890A (fr) * | 1985-07-19 | 1990-06-26 | Keiji Watanabe | Cathode de tube electronique |
KR910002969B1 (ko) * | 1987-06-12 | 1991-05-11 | 미쓰비시전기주식회사 | 전자관음극(cathode for an electron tube) |
NL8701583A (nl) * | 1987-07-06 | 1989-02-01 | Philips Nv | Scandaatkathode. |
JPH0690907B2 (ja) * | 1988-02-02 | 1994-11-14 | 三菱電機株式会社 | 電子管用陰極 |
US5092805A (en) * | 1988-11-11 | 1992-03-03 | Samsung Electron Devices Co., Ltd. | Manufacturing method for dispenser code |
NL8902793A (nl) * | 1989-11-13 | 1991-06-03 | Philips Nv | Scandaatkathode. |
US5065070A (en) * | 1990-12-21 | 1991-11-12 | Hughes Aircraft Company | Sputtered scandate coatings for dispenser cathodes |
US5041757A (en) * | 1990-12-21 | 1991-08-20 | Hughes Aircraft Company | Sputtered scandate coatings for dispenser cathodes and methods for making same |
US5293410A (en) * | 1991-11-27 | 1994-03-08 | Schlumberger Technology Corporation | Neutron generator |
JP2985467B2 (ja) * | 1992-01-22 | 1999-11-29 | 三菱電機株式会社 | 含浸型カソードの製造方法 |
DE4207220A1 (de) * | 1992-03-07 | 1993-09-09 | Philips Patentverwaltung | Festkoerperelement fuer eine thermionische kathode |
EP0641007A3 (fr) * | 1993-08-31 | 1995-06-21 | Samsung Display Devices Co Ltd | Structure de cathode à réserve du type à chauffage direct. |
US5407633A (en) * | 1994-03-15 | 1995-04-18 | U.S. Philips Corporation | Method of manufacturing a dispenser cathode |
US6563256B1 (en) | 1999-02-25 | 2003-05-13 | Sandia Corporation | Low work function materials for microminiature energy conversion and recovery applications |
EP1315278A4 (fr) * | 2000-08-07 | 2005-10-12 | Norio Akamatsu | Convertisseur d'energie solaire |
WO2002013366A1 (fr) * | 2000-08-07 | 2002-02-14 | Norio Akamatsu | Appareil de conversion d'energie provenant de rayons solaires |
EP1959473A3 (fr) | 2003-02-14 | 2008-09-03 | Mapper Lithography IP B.V. | Cathode dispensatrice |
CN101084565A (zh) * | 2004-12-21 | 2007-12-05 | 皇家飞利浦电子股份有限公司 | 钪酸盐扩散阴极 |
CN100433230C (zh) * | 2006-07-19 | 2008-11-12 | 北京工业大学 | 压制型含钪扩散阴极的制备方法 |
US20140174913A1 (en) * | 2011-08-03 | 2014-06-26 | Koninklijke Philips N.V. | Target for barium-scandate dispenser cathode |
CN103632902B (zh) * | 2013-01-10 | 2016-01-13 | 中国科学院电子学研究所 | 一种阴极活性发射材料的制备方法 |
US10497530B2 (en) * | 2015-04-10 | 2019-12-03 | The Government Of The United States Of America, As Represented By The Secretary Of The Navy | Thermionic tungsten/scandate cathodes and methods of making the same |
CN109637913B (zh) * | 2018-10-31 | 2021-08-20 | 北京工业大学 | 一种钡钨阴极用发射活性盐及其制备 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3076916A (en) * | 1959-01-21 | 1963-02-05 | Semicon Associates Inc | Impregnated tungsten cathode structures and methods for fabricating same |
US3358178A (en) * | 1964-08-05 | 1967-12-12 | Figner Avraam Iljich | Metal-porous body having pores filled with barium scandate |
NL154047B (nl) * | 1968-01-09 | 1977-07-15 | Philips Nv | Elektrische ontladingsbuis met een kathode die in het inwendige activeringsmateriaal bevat, en kathode bestemd voor een dergelijke ontladingsbuis. |
US3558966A (en) * | 1967-03-01 | 1971-01-26 | Semicon Associates Inc | Directly heated dispenser cathode |
US3530327A (en) * | 1968-03-11 | 1970-09-22 | Westinghouse Electric Corp | Metal halide discharge lamps with rare-earth metal oxide used as electrode emission material |
JPS5019250B1 (fr) * | 1970-12-30 | 1975-07-05 | ||
US3719856A (en) * | 1971-05-19 | 1973-03-06 | O Koppius | Impregnants for dispenser cathodes |
US3766423A (en) * | 1971-12-03 | 1973-10-16 | Itt | Integral emissive electrode |
-
1975
- 1975-02-21 NL NL7502052.A patent/NL165880C/xx not_active IP Right Cessation
- 1975-12-02 US US05/636,931 patent/US4007393A/en not_active Expired - Lifetime
-
1976
- 1976-02-07 DE DE2604765A patent/DE2604765C3/de not_active Expired
- 1976-02-11 CA CA245,529A patent/CA1042061A/fr not_active Expired
- 1976-02-18 SE SE7601812A patent/SE406019B/xx not_active IP Right Cessation
- 1976-02-18 GB GB637376A patent/GB1476914A/en not_active Expired
- 1976-02-18 JP JP1605776A patent/JPS5622103B2/ja not_active Expired
- 1976-02-20 FR FR7604762A patent/FR2301914A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS51108761A (fr) | 1976-09-27 |
DE2604765B2 (de) | 1977-07-21 |
DE2604765A1 (de) | 1976-09-02 |
JPS5622103B2 (fr) | 1981-05-23 |
NL7502052A (nl) | 1976-08-24 |
NL165880C (nl) | 1981-05-15 |
CA1042061A (fr) | 1978-11-07 |
FR2301914B1 (fr) | 1979-04-20 |
GB1476914A (en) | 1977-06-16 |
FR2301914A1 (fr) | 1976-09-17 |
SE7601812L (sv) | 1976-08-23 |
US4007393A (en) | 1977-02-08 |
DE2604765C3 (de) | 1978-03-09 |
NL165880B (nl) | 1980-12-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7601812-6 Effective date: 19900131 Format of ref document f/p: F |