FR2242774B1 - - Google Patents

Info

Publication number
FR2242774B1
FR2242774B1 FR7408629A FR7408629A FR2242774B1 FR 2242774 B1 FR2242774 B1 FR 2242774B1 FR 7408629 A FR7408629 A FR 7408629A FR 7408629 A FR7408629 A FR 7408629A FR 2242774 B1 FR2242774 B1 FR 2242774B1
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.)
Expired
Application number
FR7408629A
Other versions
FR2242774A1 (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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of FR2242774A1 publication Critical patent/FR2242774A1/fr
Application granted granted Critical
Publication of FR2242774B1 publication Critical patent/FR2242774B1/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
    • H01J29/48—Electron guns
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
    • H01J29/506—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube guns in delta or circular configuration
FR7408629A 1973-08-29 1974-03-14 Expired FR2242774B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48096106A JPS5046263A (fr) 1973-08-29 1973-08-29

Publications (2)

Publication Number Publication Date
FR2242774A1 FR2242774A1 (fr) 1975-03-28
FR2242774B1 true FR2242774B1 (fr) 1978-09-29

Family

ID=14156123

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7408629A Expired FR2242774B1 (fr) 1973-08-29 1974-03-14

Country Status (5)

Country Link
US (1) US3889146A (fr)
JP (1) JPS5046263A (fr)
DE (1) DE2412349A1 (fr)
FR (1) FR2242774B1 (fr)
GB (1) GB1454568A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4124810A (en) * 1977-06-06 1978-11-07 Rca Corporation Electron gun having a distributed electrostatic lens

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2690517A (en) * 1952-09-30 1954-09-28 Rca Corp Plural beam electron gun
US2726348A (en) * 1953-05-26 1955-12-06 Rca Corp Multiple beam gun
NL108194C (fr) * 1953-06-25
BE793992A (fr) * 1972-01-14 1973-05-02 Rca Corp Tube a rayons cathodiques

Also Published As

Publication number Publication date
GB1454568A (en) 1976-11-03
US3889146A (en) 1975-06-10
DE2412349A1 (de) 1975-03-27
JPS5046263A (fr) 1975-04-24
FR2242774A1 (fr) 1975-03-28

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Legal Events

Date Code Title Description
ST Notification of lapse