FR784170A - Tube à rayons cathodiques - Google Patents

Tube à rayons cathodiques

Info

Publication number
FR784170A
FR784170A FR784170DA FR784170A FR 784170 A FR784170 A FR 784170A FR 784170D A FR784170D A FR 784170DA FR 784170 A FR784170 A FR 784170A
Authority
FR
France
Prior art keywords
ray tube
cathode ray
cathode
tube
ray
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.)
Loewe Opta GmbH
Original Assignee
Loewe Opta GmbH
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 Loewe Opta GmbH filed Critical Loewe Opta GmbH
Application granted granted Critical
Publication of FR784170A publication Critical patent/FR784170A/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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/62—Electrostatic lenses
    • H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
    • H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
FR784170D 1934-01-12 1935-01-11 Tube à rayons cathodiques Expired FR784170A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE455084X 1934-01-12

Publications (1)

Publication Number Publication Date
FR784170A true FR784170A (fr) 1935-07-22

Family

ID=6539007

Family Applications (1)

Application Number Title Priority Date Filing Date
FR784170D Expired FR784170A (fr) 1934-01-12 1935-01-11 Tube à rayons cathodiques

Country Status (3)

Country Link
US (1) US2137352A (fr)
FR (1) FR784170A (fr)
GB (1) GB455084A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0247688A2 (fr) * 1986-05-30 1987-12-02 Koninklijke Philips Electronics N.V. Tube à rayons cathodiques

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2792515A (en) * 1951-06-22 1957-05-14 Thomas Electrics Inc Cathode ray tube

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0247688A2 (fr) * 1986-05-30 1987-12-02 Koninklijke Philips Electronics N.V. Tube à rayons cathodiques
EP0247688A3 (fr) * 1986-05-30 1988-11-30 Koninklijke Philips Electronics N.V. Tube à rayons cathodiques

Also Published As

Publication number Publication date
US2137352A (en) 1938-11-22
GB455084A (en) 1936-10-12

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