ES509867A0 - "perfeccionamientos introducidos en tubos de rayos catodicos". - Google Patents

"perfeccionamientos introducidos en tubos de rayos catodicos".

Info

Publication number
ES509867A0
ES509867A0 ES509867A ES509867A ES509867A0 ES 509867 A0 ES509867 A0 ES 509867A0 ES 509867 A ES509867 A ES 509867A ES 509867 A ES509867 A ES 509867A ES 509867 A0 ES509867 A0 ES 509867A0
Authority
ES
Spain
Prior art keywords
ray tubes
improvements introduced
cathodic ray
cathodic
tubes
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
ES509867A
Other languages
English (en)
Other versions
ES8304708A1 (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES509867A0 publication Critical patent/ES509867A0/es
Publication of ES8304708A1 publication Critical patent/ES8304708A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/04—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
    • H01J1/15—Cathodes heated directly by an electric current
    • 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
ES509867A 1981-02-26 1982-02-24 "perfeccionamientos introducidos en tubos de rayos catodicos". Expired ES8304708A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8100928A NL8100928A (nl) 1981-02-26 1981-02-26 Oxydkathode.

Publications (2)

Publication Number Publication Date
ES509867A0 true ES509867A0 (es) 1983-03-01
ES8304708A1 ES8304708A1 (es) 1983-03-01

Family

ID=19837072

Family Applications (1)

Application Number Title Priority Date Filing Date
ES509867A Expired ES8304708A1 (es) 1981-02-26 1982-02-24 "perfeccionamientos introducidos en tubos de rayos catodicos".

Country Status (9)

Country Link
US (1) US4471260A (es)
EP (1) EP0059491B1 (es)
JP (1) JPS57157433A (es)
KR (1) KR830009635A (es)
CA (1) CA1181123A (es)
DE (1) DE3260139D1 (es)
ES (1) ES8304708A1 (es)
NL (1) NL8100928A (es)
PL (1) PL133237B1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3323473A1 (de) * 1983-06-29 1985-01-03 Siemens AG, 1000 Berlin und 8000 München Schnellheizkathode
NL8304401A (nl) * 1983-12-22 1985-07-16 Philips Nv Oxydkathode.
KR100249714B1 (ko) * 1997-12-30 2000-03-15 손욱 전자총용 음극
JP2002093335A (ja) * 2000-09-19 2002-03-29 Hitachi Ltd 陰極線管

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH249243A (de) * 1943-01-15 1947-06-15 Philips Nv Gas- oder dampfgefüllte elektrische Entladungsröhre.
US3694260A (en) * 1970-05-21 1972-09-26 James E Beggs Bonded heater,cathode,control electrode structure and method of manufacture
BE792763A (fr) * 1971-12-16 1973-06-14 Philips Nv Cathode a chauffage indirect et son procede de fabrication
JPS495262A (es) * 1972-04-28 1974-01-17
JPS5340430B2 (es) * 1974-05-15 1978-10-27
JPS5345667A (en) * 1976-10-07 1978-04-24 Asahi Glass Co Ltd Treating method for oxidizable substance contained in exhaust gas or discharged liquid
FR2390825A1 (fr) * 1977-05-13 1978-12-08 Thomson Csf Cathode thermo-ionique a grille incorporee, son procede de fabrication et tube electronique comportant une telle cathode
JPS5816737B2 (ja) * 1978-04-24 1983-04-01 株式会社日立製作所 電子管用酸化物陰極
JPS54144170A (en) * 1978-05-02 1979-11-10 Hitachi Ltd Cathode constituent of direct heating type
JPS5566819A (en) * 1978-11-15 1980-05-20 Hitachi Ltd Oxide cathode for electron tube

Also Published As

Publication number Publication date
US4471260A (en) 1984-09-11
KR830009635A (ko) 1983-12-22
NL8100928A (nl) 1982-09-16
PL235188A1 (es) 1982-10-25
PL133237B1 (en) 1985-05-31
ES8304708A1 (es) 1983-03-01
DE3260139D1 (en) 1984-06-14
EP0059491A1 (en) 1982-09-08
EP0059491B1 (en) 1984-05-09
CA1181123A (en) 1985-01-15
JPS57157433A (en) 1982-09-29

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