CH534426A - Convergence unit on a single-line color picture tube - Google Patents

Convergence unit on a single-line color picture tube

Info

Publication number
CH534426A
CH534426A CH499972A CH499972A CH534426A CH 534426 A CH534426 A CH 534426A CH 499972 A CH499972 A CH 499972A CH 499972 A CH499972 A CH 499972A CH 534426 A CH534426 A CH 534426A
Authority
CH
Switzerland
Prior art keywords
picture tube
color picture
line color
convergence unit
convergence
Prior art date
Application number
CH499972A
Other languages
German (de)
Inventor
Takenaka Shigeo
Goshi Seiji
Itaka Kazuhiko
Original Assignee
Tokyo Shibaura Electric Co
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
Priority to FR7211067A priority patent/FR2177559B1/fr
Priority to NL7204295.A priority patent/NL164696C/en
Priority to DE19722215723 priority patent/DE2215723C3/en
Priority claimed from DE19722215723 external-priority patent/DE2215723C3/en
Application filed by Tokyo Shibaura Electric Co filed Critical Tokyo Shibaura Electric Co
Priority to CH499972A priority patent/CH534426A/en
Publication of CH534426A publication Critical patent/CH534426A/en

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
CH499972A 1972-03-24 1972-05-05 Convergence unit on a single-line color picture tube CH534426A (en)

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 (en) 1972-03-24 1972-03-29
NL7204295.A NL164696C (en) 1972-03-24 1972-03-30 MAGNETIC CONVERGENCE DEVICE FOR AN IN-LINE COLOR IMAGE TUBE.
DE19722215723 DE2215723C3 (en) 1972-03-30 Magnetic focusing device
CH499972A CH534426A (en) 1972-03-24 1972-05-05 Convergence unit on a single-line color picture tube

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US23785572A 1972-03-24 1972-03-24
GB1449972 1972-03-28
FR7211067A FR2177559B1 (en) 1972-03-24 1972-03-29
NL7204295.A NL164696C (en) 1972-03-24 1972-03-30 MAGNETIC CONVERGENCE DEVICE FOR AN IN-LINE COLOR IMAGE TUBE.
DE19722215723 DE2215723C3 (en) 1972-03-30 Magnetic focusing device
CH499972A CH534426A (en) 1972-03-24 1972-05-05 Convergence unit on a single-line color picture tube

Publications (1)

Publication Number Publication Date
CH534426A true CH534426A (en) 1973-02-28

Family

ID=27543758

Family Applications (1)

Application Number Title Priority Date Filing Date
CH499972A CH534426A (en) 1972-03-24 1972-05-05 Convergence unit on a single-line color picture tube

Country Status (5)

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

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

Family Cites Families (4)

* 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
US3496501A (en) * 1967-05-19 1970-02-17 Gen Instrument Corp Convergence coil assembly for color television
US3553523A (en) * 1969-06-12 1971-01-05 Sylvania Electric Prod Convergence means for plural in-line beam cathode ray tube

Also Published As

Publication number Publication date
DE2215723B2 (en) 1976-07-01
GB1330827A (en) 1973-09-19
NL7204295A (en) 1973-10-02
US3743984A (en) 1973-07-03
FR2177559A1 (en) 1973-11-09
DE2215723A1 (en) 1973-10-11
NL164696C (en) 1980-08-15
NL164696B (en) 1980-08-15
FR2177559B1 (en) 1978-05-12

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Legal Events

Date Code Title Description
PL Patent ceased