FR2212633A1 - - Google Patents

Info

Publication number
FR2212633A1
FR2212633A1 FR7346526A FR7346526A FR2212633A1 FR 2212633 A1 FR2212633 A1 FR 2212633A1 FR 7346526 A FR7346526 A FR 7346526A FR 7346526 A FR7346526 A FR 7346526A FR 2212633 A1 FR2212633 A1 FR 2212633A1
Authority
FR
France
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
FR7346526A
Other languages
French (fr)
Other versions
FR2212633B1 (enrdf_load_stackoverflow
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 FR2212633A1 publication Critical patent/FR2212633A1/fr
Application granted granted Critical
Publication of FR2212633B1 publication Critical patent/FR2212633B1/fr
Expired legal-status Critical Current

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
    • H01J19/74—Cooling arrangements
    • 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
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • 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
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0013—Sealed electrodes
FR7346526A 1972-12-29 1973-12-27 Expired FR2212633B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7217782A NL7217782A (enrdf_load_stackoverflow) 1972-12-29 1972-12-29

Publications (2)

Publication Number Publication Date
FR2212633A1 true FR2212633A1 (enrdf_load_stackoverflow) 1974-07-26
FR2212633B1 FR2212633B1 (enrdf_load_stackoverflow) 1976-10-08

Family

ID=19817647

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7346526A Expired FR2212633B1 (enrdf_load_stackoverflow) 1972-12-29 1973-12-27

Country Status (8)

Country Link
US (1) US3866076A (enrdf_load_stackoverflow)
JP (1) JPS4999262A (enrdf_load_stackoverflow)
CA (1) CA1003889A (enrdf_load_stackoverflow)
DE (1) DE2361309A1 (enrdf_load_stackoverflow)
FR (1) FR2212633B1 (enrdf_load_stackoverflow)
GB (1) GB1435188A (enrdf_load_stackoverflow)
IT (1) IT1000634B (enrdf_load_stackoverflow)
NL (1) NL7217782A (enrdf_load_stackoverflow)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2892113A (en) * 1958-05-12 1959-06-23 Engelhard Ind Inc Electrical discharge lamp
US3254260A (en) * 1962-12-27 1966-05-31 Philips Corp Electron discharge device for very high frequencies
US3586100A (en) * 1968-09-28 1971-06-22 Nippon Electric Co Heat dissipating devices for the collectors of electron-beam tube
US3567982A (en) * 1968-12-23 1971-03-02 Sylvania Electric Prod Electron discharge device anode fin having heat distortion preventive means incorporated therein
US3641381A (en) * 1970-02-24 1972-02-08 Gen Electric Electron discharge device
US3641380A (en) * 1970-02-24 1972-02-08 Gen Electric Anode electrode for electron discharge device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Also Published As

Publication number Publication date
CA1003889A (en) 1977-01-18
JPS4999262A (enrdf_load_stackoverflow) 1974-09-19
US3866076A (en) 1975-02-11
FR2212633B1 (enrdf_load_stackoverflow) 1976-10-08
DE2361309A1 (de) 1974-07-04
IT1000634B (it) 1976-04-10
NL7217782A (enrdf_load_stackoverflow) 1974-07-02
GB1435188A (en) 1976-05-12

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Legal Events

Date Code Title Description
ST Notification of lapse