FR749130A - Perfectionnements apportés aux appareils à rayons cathodiques - Google Patents

Perfectionnements apportés aux appareils à rayons cathodiques

Info

Publication number
FR749130A
FR749130A FR749130DA FR749130A FR 749130 A FR749130 A FR 749130A FR 749130D A FR749130D A FR 749130DA FR 749130 A FR749130 A FR 749130A
Authority
FR
France
Prior art keywords
cathode ray
ray equipment
equipment
cathode
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)
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.)
AC Cossor Ltd
Original Assignee
AC Cossor 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 AC Cossor Ltd filed Critical AC Cossor Ltd
Application granted granted Critical
Publication of FR749130A publication Critical patent/FR749130A/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
    • H01J29/94—Selection of substances for gas fillings; Means for obtaining or maintaining the desired pressure within the tube, e.g. by gettering
    • 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
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
    • H01J29/74—Deflecting by electric fields only
    • 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
    • H01J29/82—Mounting, supporting, spacing, or insulating electron-optical or ion-optical arrangements
FR749130D 1932-01-29 1933-01-16 Perfectionnements apportés aux appareils à rayons cathodiques Expired FR749130A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2738/32A GB396422A (en) 1932-01-29 1932-01-29 Improvements in or relating to cathode ray apparatus

Publications (1)

Publication Number Publication Date
FR749130A true FR749130A (fr) 1933-07-18

Family

ID=9744947

Family Applications (1)

Application Number Title Priority Date Filing Date
FR749130D Expired FR749130A (fr) 1932-01-29 1933-01-16 Perfectionnements apportés aux appareils à rayons cathodiques

Country Status (4)

Country Link
US (1) US1973606A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE393490A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR749130A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB396422A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2467506A (en) * 1944-08-04 1949-04-19 Farnsworth Res Corp Electron gun

Also Published As

Publication number Publication date
US1973606A (en) 1934-09-11
GB396422A (en) 1933-07-31
BE393490A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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