FR1115306A - Perfectionnements aux tubes à rayons cathodiques pour la télévision et usages analogues - Google Patents

Perfectionnements aux tubes à rayons cathodiques pour la télévision et usages analogues

Info

Publication number
FR1115306A
FR1115306A FR1115306DA FR1115306A FR 1115306 A FR1115306 A FR 1115306A FR 1115306D A FR1115306D A FR 1115306DA FR 1115306 A FR1115306 A FR 1115306A
Authority
FR
France
Prior art keywords
television
cathode
ray tubes
similar uses
similar
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)
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co 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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR1115306A publication Critical patent/FR1115306A/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
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/867—Means associated with the outside of the vessel for shielding, e.g. magnetic shields
    • 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
    • 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
FR1115306D 1954-01-15 1954-12-09 Perfectionnements aux tubes à rayons cathodiques pour la télévision et usages analogues Expired FR1115306A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1329/54A GB769401A (en) 1954-01-15 1954-01-15 Improvements in or relating to television and like cathode ray tube apparatus having magnetic screens

Publications (1)

Publication Number Publication Date
FR1115306A true FR1115306A (fr) 1956-04-23

Family

ID=9720104

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1115306D Expired FR1115306A (fr) 1954-01-15 1954-12-09 Perfectionnements aux tubes à rayons cathodiques pour la télévision et usages analogues

Country Status (5)

Country Link
US (1) US2748305A (pm)
ES (1) ES218620A1 (pm)
FR (1) FR1115306A (pm)
GB (1) GB769401A (pm)
NL (2) NL99008C (pm)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2834901A (en) * 1954-05-06 1958-05-13 Rca Corp Cathode ray tube adjunct
BE585351A (pm) * 1958-12-06
JPS63144505A (ja) * 1986-12-09 1988-06-16 Mitsubishi Electric Corp 漏洩磁界キヤンセル装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2414925A (en) * 1944-01-26 1947-01-28 Farnsworth Television & Radio Scanning and focusing yoke
BE480460A (pm) * 1947-02-19

Also Published As

Publication number Publication date
NL99008C (pm)
US2748305A (en) 1956-05-29
GB769401A (en) 1957-03-06
NL193774A (pm)
ES218620A1 (es) 1955-04-16

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