ES518317A0 - Estructura de catodo perfeccionada. - Google Patents

Estructura de catodo perfeccionada.

Info

Publication number
ES518317A0
ES518317A0 ES518317A ES518317A ES518317A0 ES 518317 A0 ES518317 A0 ES 518317A0 ES 518317 A ES518317 A ES 518317A ES 518317 A ES518317 A ES 518317A ES 518317 A0 ES518317 A0 ES 518317A0
Authority
ES
Spain
Prior art keywords
catode
perfected
perfected catode
catode structure
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
Application number
ES518317A
Other languages
English (en)
Other versions
ES8402459A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Publication of ES518317A0 publication Critical patent/ES518317A0/es
Publication of ES8402459A1 publication Critical patent/ES8402459A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Solid Thermionic Cathode (AREA)
ES518317A 1981-06-30 1982-12-17 Estructura de catodo perfeccionada. Expired ES8402459A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27928181A 1981-06-30 1981-06-30

Publications (2)

Publication Number Publication Date
ES518317A0 true ES518317A0 (es) 1984-01-16
ES8402459A1 ES8402459A1 (es) 1984-01-16

Family

ID=23068326

Family Applications (2)

Application Number Title Priority Date Filing Date
ES513515A Expired ES8308153A1 (es) 1981-06-30 1982-06-28 Metodo para formar una estructura de catodo utilizable particularmente en tubos de rayos catodicos.
ES518317A Expired ES8402459A1 (es) 1981-06-30 1982-12-17 Estructura de catodo perfeccionada.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES513515A Expired ES8308153A1 (es) 1981-06-30 1982-06-28 Metodo para formar una estructura de catodo utilizable particularmente en tubos de rayos catodicos.

Country Status (6)

Country Link
EP (1) EP0068111B1 (es)
JP (1) JPS587740A (es)
BR (1) BR8203186A (es)
DE (1) DE3267536D1 (es)
ES (2) ES8308153A1 (es)
ZA (1) ZA823101B (es)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60224847A (ja) * 1983-12-21 1985-11-09 東洋紡績株式会社 弾性たて編地およびその製造法
JPS6143288U (ja) * 1984-08-25 1986-03-20 マツモト・テキスタイル株式会社 伸縮性経編地
JPS61119757A (ja) * 1984-11-16 1986-06-06 東洋紡績株式会社 弾性たて編み地
JPH0257988U (es) * 1988-10-24 1990-04-26
JP3556331B2 (ja) * 1995-07-17 2004-08-18 株式会社日立製作所 電子源の作製法
US11205564B2 (en) 2017-05-23 2021-12-21 Modern Electron, Inc. Electrostatic grid device to reduce electron space charge
US11626273B2 (en) 2019-04-05 2023-04-11 Modern Electron, Inc. Thermionic energy converter with thermal concentrating hot shell

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2156360B2 (de) * 1971-11-12 1978-04-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Verfahren zur Herstellung einer Bürstenkathode
GB1457105A (en) * 1973-06-01 1976-12-01 English Electric Valve Co Ltd Electron guns
US3978364A (en) * 1974-07-24 1976-08-31 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Integrated structure vacuum tube
JPS5436828B2 (es) * 1974-08-16 1979-11-12
JPS51147171A (en) * 1975-06-11 1976-12-17 Sony Corp Flat surface multilayer cathode
JPS6055942B2 (ja) * 1975-08-25 1985-12-07 ソニー株式会社 カソ−ドの製法
US4121130A (en) * 1976-10-29 1978-10-17 Rca Corporation Cathode structure and method of operating the same
US4138622A (en) * 1977-08-04 1979-02-06 The United States Of America As Represented By The United States Department Of Energy High temperature electronic gain device
NL7810808A (nl) * 1978-10-31 1980-05-02 Philips Nv Inrichting en werkwijze voor het vervaardigen van kathodes.
GB2100502B (en) * 1978-11-30 1983-08-03 Varian Associates Dispenser cathodes
US4361781A (en) * 1980-05-12 1982-11-30 International Business Machines Corporation Multiple electron beam cathode ray tube

Also Published As

Publication number Publication date
EP0068111B1 (en) 1985-11-21
ES513515A0 (es) 1983-08-01
DE3267536D1 (en) 1986-01-02
JPS587740A (ja) 1983-01-17
ZA823101B (en) 1983-03-30
BR8203186A (pt) 1983-05-17
EP0068111A2 (en) 1983-01-05
EP0068111A3 (en) 1983-05-11
ES8308153A1 (es) 1983-08-01
JPH0363169B2 (es) 1991-09-30
ES8402459A1 (es) 1984-01-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20010402