FR971541A - Tube à décharge à faisceau électronique dirigé - Google Patents

Tube à décharge à faisceau électronique dirigé

Info

Publication number
FR971541A
FR971541A FR971541DA FR971541A FR 971541 A FR971541 A FR 971541A FR 971541D A FR971541D A FR 971541DA FR 971541 A FR971541 A FR 971541A
Authority
FR
France
Prior art keywords
electron beam
discharge tube
beam discharge
directed electron
directed
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
Other languages
English (en)
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
Application granted granted Critical
Publication of FR971541A publication Critical patent/FR971541A/fr
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
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
FR971541D 1947-09-12 1948-09-10 Tube à décharge à faisceau électronique dirigé Expired FR971541A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL655588X 1947-09-12

Publications (1)

Publication Number Publication Date
FR971541A true FR971541A (fr) 1951-01-18

Family

ID=19795220

Family Applications (1)

Application Number Title Priority Date Filing Date
FR971541D Expired FR971541A (fr) 1947-09-12 1948-09-10 Tube à décharge à faisceau électronique dirigé

Country Status (5)

Country Link
US (1) US2523099A (fr)
DE (1) DE814918C (fr)
FR (1) FR971541A (fr)
GB (1) GB655588A (fr)
NL (1) NL72660C (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2701320A (en) * 1950-05-26 1955-02-01 Rca Corp Electron gun structure and method for making the same
US2727176A (en) * 1952-12-31 1955-12-13 Westinghouse Electric Corp Electrical discharge tube
US3034009A (en) * 1960-01-18 1962-05-08 Gen Electric Pin seal accelerator tubes
US4585976A (en) * 1982-01-19 1986-04-29 Hewlett-Packard Company Beam penetration CRT with internal automatic constant deflection factor and pattern correction

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB493790A (en) * 1937-04-30 1938-10-14 British Thomson Houston Co Ltd Improvements in or relating to cathode ray devices
GB519111A (en) * 1938-06-09 1940-03-18 Pye Ltd Improvements in and relating to cathode ray tubes
NL59615C (fr) * 1940-03-29
US2379488A (en) * 1943-10-08 1945-07-03 Du Mont Allen B Lab Inc Centering device for electron guns

Also Published As

Publication number Publication date
GB655588A (en) 1951-07-25
US2523099A (en) 1950-09-19
NL72660C (fr)
DE814918C (de) 1951-09-27

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