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FR2217795B3 - - Google Patents

Info

Publication number
FR2217795B3
FR2217795B3 FR7405098A FR7405098A FR2217795B3 FR 2217795 B3 FR2217795 B3 FR 2217795B3 FR 7405098 A FR7405098 A FR 7405098A FR 7405098 A FR7405098 A FR 7405098A FR 2217795 B3 FR2217795 B3 FR 2217795B3
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
FR7405098A
Other versions
FR2217795A1 (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.)
Textron Inc
Original Assignee
Textron 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 Textron Inc filed Critical Textron Inc
Publication of FR2217795A1 publication Critical patent/FR2217795A1/fr
Application granted granted Critical
Publication of FR2217795B3 publication Critical patent/FR2217795B3/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
    • 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
    • H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
    • H01J29/702—Convergence correction arrangements therefor
    • H01J29/705—Dynamic convergence systems
    • 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
    • H01J29/80—Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration, for colour switching
FR7405098A 1973-02-12 1974-02-11 Expired FR2217795B3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00331457A US3819984A (en) 1973-02-12 1973-02-12 Side-by-side dual gun crt having horizontal deflector plates provided with side shields for correction of geometric distortion

Publications (2)

Publication Number Publication Date
FR2217795A1 FR2217795A1 (fr) 1974-09-06
FR2217795B3 true FR2217795B3 (fr) 1976-11-26

Family

ID=23294059

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7405098A Expired FR2217795B3 (fr) 1973-02-12 1974-02-11

Country Status (5)

Country Link
US (1) US3819984A (fr)
JP (1) JPS5041468A (fr)
DE (1) DE2406060A1 (fr)
FR (1) FR2217795B3 (fr)
NL (1) NL7401634A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3921025A (en) * 1974-07-05 1975-11-18 Tektronix Inc Dual-beam CRT with vertical trace bowing correction means
US3983444A (en) * 1974-07-05 1976-09-28 Tektronix, Inc. Dual beam CRT with inner gun and outer gun shield means for correcting keystone distortion
NL181895C (nl) * 1979-10-02 1987-11-16 Philips Nv Kathodestraalbuis met als multipool gemagnetiseerde correctieringen.
JPS5829568B2 (ja) * 1979-12-07 1983-06-23 岩崎通信機株式会社 ２ビ−ム１電子銃陰極線管
US4335380A (en) * 1980-06-16 1982-06-15 Wright David Y Multi-beam raster scan display monitor
US5825123A (en) * 1996-03-28 1998-10-20 Retsky; Michael W. Method and apparatus for deflecting a charged particle stream
US6437500B1 (en) * 1999-08-27 2002-08-20 Sony Corporation Seamless electron transfer for multiple-gun direct view CRTS

Also Published As

Publication number Publication date
DE2406060A1 (de) 1974-08-15
NL7401634A (fr) 1974-08-14
US3819984A (en) 1974-06-25
FR2217795A1 (fr) 1974-09-06
JPS5041468A (fr) 1975-04-15

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Legal Events

Date Code Title Description
ST Notification of lapse