FR2177559A1 - - Google Patents

Info

Publication number
FR2177559A1
FR2177559A1 FR7211067A FR7211067A FR2177559A1 FR 2177559 A1 FR2177559 A1 FR 2177559A1 FR 7211067 A FR7211067 A FR 7211067A FR 7211067 A FR7211067 A FR 7211067A FR 2177559 A1 FR2177559 A1 FR 2177559A1
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.)
Granted
Application number
FR7211067A
Other languages
French (fr)
Other versions
FR2177559B1 (OSRAM
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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
Priority to US00237855A priority Critical patent/US3743984A/en
Priority to GB1449972A priority patent/GB1330827A/en
Application filed by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to FR7211067A priority patent/FR2177559B1/fr
Priority to DE19722215723 priority patent/DE2215723C3/de
Priority to NL7204295.A priority patent/NL164696C/xx
Priority claimed from DE19722215723 external-priority patent/DE2215723C3/de
Priority to CH499972A priority patent/CH534426A/de
Publication of FR2177559A1 publication Critical patent/FR2177559A1/fr
Application granted granted Critical
Publication of FR2177559B1 publication Critical patent/FR2177559B1/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
    • H01J29/70—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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/56—Correction of beam optics
    • H01J2229/568—Correction of beam optics using supplementary correction devices
    • H01J2229/5681—Correction of beam optics using supplementary correction devices magnetic
    • H01J2229/5682—Permanently magnetised materials, e.g. permanent magnets
FR7211067A 1972-03-24 1972-03-29 Expired FR2177559B1 (OSRAM)

Priority Applications (6)

Application Number Priority Date Filing Date Title
US00237855A US3743984A (en) 1972-03-24 1972-03-24 Magnetic convergence device for use in an in-line type color cathode ray tube
GB1449972A GB1330827A (en) 1972-03-24 1972-03-28 Magnetic convergence devic for use in an in-line type colour cathode ray tube
FR7211067A FR2177559B1 (OSRAM) 1972-03-24 1972-03-29
DE19722215723 DE2215723C3 (de) 1972-03-30 Magnetische Fokussierungsvorrichtung
NL7204295.A NL164696C (nl) 1972-03-24 1972-03-30 Magnetische convergentie-inrichting voor een in-lijn kleurenbeeldbuis.
CH499972A CH534426A (de) 1972-03-24 1972-05-05 Konvergenzeinheit an einer Einzeilen-Farbbildröhre

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US23785572A 1972-03-24 1972-03-24
GB1449972 1972-03-28
FR7211067A FR2177559B1 (OSRAM) 1972-03-24 1972-03-29
DE19722215723 DE2215723C3 (de) 1972-03-30 Magnetische Fokussierungsvorrichtung
NL7204295.A NL164696C (nl) 1972-03-24 1972-03-30 Magnetische convergentie-inrichting voor een in-lijn kleurenbeeldbuis.
CH499972A CH534426A (de) 1972-03-24 1972-05-05 Konvergenzeinheit an einer Einzeilen-Farbbildröhre

Publications (2)

Publication Number Publication Date
FR2177559A1 true FR2177559A1 (OSRAM) 1973-11-09
FR2177559B1 FR2177559B1 (OSRAM) 1978-05-12

Family

ID=27543758

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7211067A Expired FR2177559B1 (OSRAM) 1972-03-24 1972-03-29

Country Status (5)

Country Link
US (1) US3743984A (OSRAM)
CH (1) CH534426A (OSRAM)
FR (1) FR2177559B1 (OSRAM)
GB (1) GB1330827A (OSRAM)
NL (1) NL164696C (OSRAM)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3889217A (en) * 1973-02-28 1975-06-10 Gen Electric Convergence means for inline-type cathode ray tube
US4100518A (en) * 1976-06-21 1978-07-11 Rca Corporation Eccentric convergence apparatus for in-line beam cathode ray tubes
DE3271630D1 (en) * 1982-03-31 1986-07-17 Ibm Convergence unit for in-line colour cathode ray tube
US4833432A (en) * 1985-11-26 1989-05-23 Denki Onkyo Co., Ltd. Saturable reactor for use in self-convergence system fo deflection yoke

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2791709A (en) * 1955-07-29 1957-05-07 Meco Inc Convergence unit for picture receiving tubes
US3305807A (en) * 1965-07-02 1967-02-21 Gen Electric Convergence apparatus with convergence members on opposite surfaces of flat members
FR2052957A1 (OSRAM) * 1969-06-12 1971-04-16 Sylvania Electric Prod

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3496501A (en) * 1967-05-19 1970-02-17 Gen Instrument Corp Convergence coil assembly for color television

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2791709A (en) * 1955-07-29 1957-05-07 Meco Inc Convergence unit for picture receiving tubes
US3305807A (en) * 1965-07-02 1967-02-21 Gen Electric Convergence apparatus with convergence members on opposite surfaces of flat members
FR2052957A1 (OSRAM) * 1969-06-12 1971-04-16 Sylvania Electric Prod

Also Published As

Publication number Publication date
NL164696C (nl) 1980-08-15
NL164696B (nl) 1980-08-15
DE2215723B2 (de) 1976-07-01
GB1330827A (en) 1973-09-19
NL7204295A (OSRAM) 1973-10-02
FR2177559B1 (OSRAM) 1978-05-12
CH534426A (de) 1973-02-28
DE2215723A1 (de) 1973-10-11
US3743984A (en) 1973-07-03

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