AT287128B - Kathode für eine elektrische Entladungsröhre - Google Patents

Kathode für eine elektrische Entladungsröhre

Info

Publication number
AT287128B
AT287128B AT106868A AT106868A AT287128B AT 287128 B AT287128 B AT 287128B AT 106868 A AT106868 A AT 106868A AT 106868 A AT106868 A AT 106868A AT 287128 B AT287128 B AT 287128B
Authority
AT
Austria
Prior art keywords
cathode
electric discharge
discharge tube
tube
electric
Prior art date
Application number
AT106868A
Other languages
English (en)
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
Application granted granted Critical
Publication of AT287128B publication Critical patent/AT287128B/de

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
AT106868A 1968-01-09 1968-02-05 Kathode für eine elektrische Entladungsröhre AT287128B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL686800278A NL154047B (nl) 1968-01-09 1968-01-09 Elektrische ontladingsbuis met een kathode die in het inwendige activeringsmateriaal bevat, en kathode bestemd voor een dergelijke ontladingsbuis.

Publications (1)

Publication Number Publication Date
AT287128B true AT287128B (de) 1971-01-11

Family

ID=19802451

Family Applications (1)

Application Number Title Priority Date Filing Date
AT106868A AT287128B (de) 1968-01-09 1968-02-05 Kathode für eine elektrische Entladungsröhre

Country Status (3)

Country Link
US (1) US3497757A (de)
AT (1) AT287128B (de)
NL (1) NL154047B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3842309A (en) * 1970-11-12 1974-10-15 Philips Corp Method of manufacturing a storage cathode and cathode manufactured by said method
US4019081A (en) * 1974-10-25 1977-04-19 Bbc Brown Boveri & Company Limited Reaction cathode
NL165880C (nl) * 1975-02-21 1981-05-15 Philips Nv Naleveringskathode.
US4165473A (en) * 1976-06-21 1979-08-21 Varian Associates, Inc. Electron tube with dispenser cathode
EP0004424A1 (de) * 1978-03-23 1979-10-03 Thorn Emi-Varian Limited Thermionische Kathode
CH629033A5 (de) * 1978-05-05 1982-03-31 Bbc Brown Boveri & Cie Gluehkathode.
GB2050045A (en) * 1979-05-29 1980-12-31 Emi Varian Ltd Thermionic cathode
FR2469792A1 (fr) * 1979-11-09 1981-05-22 Thomson Csf Cathode thermo-ionique, son procede de fabrication et tube electronique incorporant une telle cathode
FR2496290A1 (fr) * 1980-12-12 1982-06-18 Efcis Circuit d'asservissement numerique en fonction de la frequence
JPS58100329A (ja) * 1981-12-11 1983-06-15 Toshiba Corp 電子管用陰極構体

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3155864A (en) * 1960-03-21 1964-11-03 Gen Electric Dispenser cathode
US3243638A (en) * 1962-10-31 1966-03-29 Gen Electric Dispenser cathode
US3373307A (en) * 1963-11-21 1968-03-12 Philips Corp Dispenser cathode

Also Published As

Publication number Publication date
NL154047B (nl) 1977-07-15
US3497757A (en) 1970-02-24
NL6800278A (de) 1969-07-11

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee