CH389788A - Electric discharge tube with hot cathode - Google Patents

Electric discharge tube with hot cathode

Info

Publication number
CH389788A
CH389788A CH352860A CH352860A CH389788A CH 389788 A CH389788 A CH 389788A CH 352860 A CH352860 A CH 352860A CH 352860 A CH352860 A CH 352860A CH 389788 A CH389788 A CH 389788A
Authority
CH
Switzerland
Prior art keywords
electric discharge
discharge tube
hot cathode
cathode
hot
Prior art date
Application number
CH352860A
Other languages
German (de)
Inventor
Raymund Almer Friedric Hermann
Fennema Jan
Kuiper Adrianus
Santing Hendrik
Anton Van Veldhuizen Jan
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of CH389788A publication Critical patent/CH389788A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
    • 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
    • H01J1/88—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
    • H01J1/94—Mountings for individual electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
    • H01J19/50—Spacing members extending to the envelope
    • H01J19/52—Spacing members extending to the envelope without fixed connection between spacing member and envelope
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/74—Cooling arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0002—Construction arrangements of electrode systems
    • H01J2893/0005—Fixing of electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0002—Construction arrangements of electrode systems
    • H01J2893/0005—Fixing of electrodes
    • H01J2893/0009—Electrode system pressing against vessel wall
CH352860A 1959-04-01 1960-03-29 Electric discharge tube with hot cathode CH389788A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL237696 1959-04-01

Publications (1)

Publication Number Publication Date
CH389788A true CH389788A (en) 1965-03-31

Family

ID=19751647

Family Applications (1)

Application Number Title Priority Date Filing Date
CH352860A CH389788A (en) 1959-04-01 1960-03-29 Electric discharge tube with hot cathode

Country Status (8)

Country Link
US (1) US3086136A (en)
AT (1) AT218140B (en)
BE (1) BE589228A (en)
CH (1) CH389788A (en)
DE (1) DE1100180B (en)
DK (1) DK98973C (en)
ES (1) ES256919A1 (en)
GB (1) GB936955A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3215880A (en) * 1961-04-14 1965-11-02 Gen Electric Electron gun electrode assembly
US4119882A (en) * 1977-02-22 1978-10-10 Rca Corporation Cathode for flat panel display

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1967208A (en) * 1931-04-25 1934-07-17 Arcturus Dev Company Electron discharge device
DE693697C (en) * 1934-08-13 1940-07-17 Philips Patentverwaltung Indirectly heated cathode for electrical discharge tubes
DE717643C (en) * 1935-04-01 1942-02-19 Aeg Indirectly heated cathode held on the cathode sleeve for electrical discharge vessels and processes for their production
US2907912A (en) * 1955-04-29 1959-10-06 Gen Electric Electron discharge device
US2917652A (en) * 1956-09-17 1959-12-15 Philips Corp Electrical discharge tube

Also Published As

Publication number Publication date
AT218140B (en) 1961-11-10
DK98973C (en) 1964-06-08
DE1100180B (en) 1961-02-23
US3086136A (en) 1963-04-16
ES256919A1 (en) 1960-06-01
GB936955A (en) 1963-09-18
BE589228A (en) 1960-08-30

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