CA947811A - Emissive electrode - Google Patents

Emissive electrode

Info

Publication number
CA947811A
CA947811A CA142,309A CA142309A CA947811A CA 947811 A CA947811 A CA 947811A CA 142309 A CA142309 A CA 142309A CA 947811 A CA947811 A CA 947811A
Authority
CA
Canada
Prior art keywords
emissive electrode
emissive
electrode
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.)
Expired
Application number
CA142,309A
Other versions
CA142309S (en
Inventor
Richard A. Menelly
Edmund R. Kern
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.)
ITT Inc
Original Assignee
ITT Industries Inc
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 ITT Industries Inc filed Critical ITT Industries Inc
Application granted granted Critical
Publication of CA947811A publication Critical patent/CA947811A/en
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
    • H01J9/022—Manufacture of electrodes or electrode systems of cold 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
    • H01J1/30—Cold cathodes, e.g. field-emissive cathode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/04—Electrodes; Screens
    • H01J17/06—Cathodes
    • H01J17/066—Cold cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
    • H01J2893/0065—Electrode systems
    • H01J2893/0066—Construction, material, support, protection and temperature regulation of electrodes; Electrode cups
CA142,309A 1971-05-17 1972-05-16 Emissive electrode Expired CA947811A (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US14413771A 1971-05-17 1971-05-17
US14997171A 1971-06-04 1971-06-04
US15031171A 1971-06-07 1971-06-07
US20446971A 1971-12-03 1971-12-03
US20447871A 1971-12-03 1971-12-03

Publications (1)

Publication Number Publication Date
CA947811A true CA947811A (en) 1974-05-21

Family

ID=27538209

Family Applications (1)

Application Number Title Priority Date Filing Date
CA142,309A Expired CA947811A (en) 1971-05-17 1972-05-16 Emissive electrode

Country Status (5)

Country Link
BE (1) BE783555A (en)
CA (1) CA947811A (en)
DE (1) DE2222845A1 (en)
GB (1) GB1394068A (en)
NL (1) NL7206685A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1272504A (en) * 1986-11-18 1990-08-07 Franz Prein Surface for electric discharge
DE3642749A1 (en) * 1986-12-15 1988-06-23 Eltro Gmbh SURFACES FOR ELECTRICAL DISCHARGE
TW270211B (en) 1993-03-17 1996-02-11 Tdk Electronics Co Ltd
DE19527348A1 (en) * 1995-07-26 1997-01-30 Wolfram Ind Mbh Ges Electrode with heat sink
CA2227322A1 (en) * 1995-08-04 1997-02-20 Printable Field Emitters Limited Field electron emission materials and devices

Also Published As

Publication number Publication date
DE2222845A1 (en) 1972-12-07
GB1394068A (en) 1975-05-14
NL7206685A (en) 1972-11-21
BE783555A (en) 1972-11-17

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