ZA823101B - Cathode structure and method of making same - Google Patents

Cathode structure and method of making same

Info

Publication number
ZA823101B
ZA823101B ZA823101A ZA823101A ZA823101B ZA 823101 B ZA823101 B ZA 823101B ZA 823101 A ZA823101 A ZA 823101A ZA 823101 A ZA823101 A ZA 823101A ZA 823101 B ZA823101 B ZA 823101B
Authority
ZA
South Africa
Prior art keywords
making same
cathode structure
cathode
making
same
Prior art date
Application number
ZA823101A
Inventor
Bruce Paul Piggin
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of ZA823101B publication Critical patent/ZA823101B/en

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
ZA823101A 1981-06-30 1982-05-05 Cathode structure and method of making same ZA823101B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
ZA823101B true ZA823101B (en) 1983-03-30

Family

ID=23068326

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA823101A ZA823101B (en) 1981-06-30 1982-05-05 Cathode structure and method of making same

Country Status (6)

Country Link
EP (1) EP0068111B1 (en)
JP (1) JPS587740A (en)
BR (1) BR8203186A (en)
DE (1) DE3267536D1 (en)
ES (2) ES513515A0 (en)
ZA (1) ZA823101B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60224847A (en) * 1983-12-21 1985-11-09 東洋紡績株式会社 Elastic warp knitted fabric and its production
JPS6143288U (en) * 1984-08-25 1986-03-20 マツモト・テキスタイル株式会社 Stretchable warp knitted fabric
JPS61119757A (en) * 1984-11-16 1986-06-06 東洋紡績株式会社 Elastic knitted cloth
JPH0257988U (en) * 1988-10-24 1990-04-26
JP3556331B2 (en) * 1995-07-17 2004-08-18 株式会社日立製作所 Manufacturing method of electron source
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 (en) * 1971-11-12 1978-04-06 Siemens Ag, 1000 Berlin Und 8000 Muenchen Brush cathode prodn. using etching of suitable material - involves homogeneous cathode whose surface is coated by photolacquer in pattern corresponding to brush needles required
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 (en) * 1974-08-16 1979-11-12
JPS51147171A (en) * 1975-06-11 1976-12-17 Sony Corp Flat surface multilayer cathode
JPS6055942B2 (en) * 1975-08-25 1985-12-07 ソニー株式会社 Cathode manufacturing method
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 (en) * 1978-10-31 1980-05-02 Philips Nv DEVICE AND METHOD FOR MANUFACTURING CATHODS
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
JPH0363169B2 (en) 1991-09-30
JPS587740A (en) 1983-01-17
EP0068111A3 (en) 1983-05-11
BR8203186A (en) 1983-05-17
EP0068111A2 (en) 1983-01-05
ES518317A0 (en) 1984-01-16
EP0068111B1 (en) 1985-11-21
ES8308153A1 (en) 1983-08-01
DE3267536D1 (en) 1986-01-02
ES8402459A1 (en) 1984-01-16
ES513515A0 (en) 1983-08-01

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