FR831412A - Electron gun system for cathode ray tubes - Google Patents

Electron gun system for cathode ray tubes

Info

Publication number
FR831412A
FR831412A FR831412DA FR831412A FR 831412 A FR831412 A FR 831412A FR 831412D A FR831412D A FR 831412DA FR 831412 A FR831412 A FR 831412A
Authority
FR
France
Prior art keywords
cathode ray
electron gun
ray tubes
gun system
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.)
Expired
Application number
Other languages
French (fr)
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
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 Electrical Research Products Inc filed Critical Electrical Research Products Inc
Application granted granted Critical
Publication of FR831412A publication Critical patent/FR831412A/en
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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/52—Arrangements for controlling intensity of ray or beam, e.g. for modulation
    • 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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
FR831412D 1936-12-30 1937-12-28 Electron gun system for cathode ray tubes Expired FR831412A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US118292A US2168760A (en) 1936-12-30 1936-12-30 Cathode ray device

Publications (1)

Publication Number Publication Date
FR831412A true FR831412A (en) 1938-09-02

Family

ID=22377693

Family Applications (1)

Application Number Title Priority Date Filing Date
FR831412D Expired FR831412A (en) 1936-12-30 1937-12-28 Electron gun system for cathode ray tubes

Country Status (3)

Country Link
US (1) US2168760A (en)
FR (1) FR831412A (en)
GB (1) GB484790A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2454345A (en) * 1945-05-25 1948-11-23 Rudenberg Reinhold Cathode-ray deflection tube with electron lenses
US2804572A (en) * 1955-07-01 1957-08-27 Admiral Corp Method and apparatus for testing television receiver components

Also Published As

Publication number Publication date
US2168760A (en) 1939-08-08
GB484790A (en) 1938-05-10

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