NL7204295A - - Google Patents

Info

Publication number
NL7204295A
NL7204295A NL7204295A NL7204295A NL7204295A NL 7204295 A NL7204295 A NL 7204295A NL 7204295 A NL7204295 A NL 7204295A NL 7204295 A NL7204295 A NL 7204295A NL 7204295 A NL7204295 A NL 7204295A
Authority
NL
Netherlands
Application number
NL7204295A
Other versions
NL164696B (nl
NL164696C (nl
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
Application filed filed Critical
Priority to NL7204295.A priority patent/NL164696C/xx
Priority to DE19722215723 priority patent/DE2215723C3/de
Priority claimed from DE19722215723 external-priority patent/DE2215723C3/de
Priority to CH499972A priority patent/CH534426A/de
Publication of NL7204295A publication Critical patent/NL7204295A/xx
Application granted granted Critical
Publication of NL164696B publication Critical patent/NL164696B/xx
Publication of NL164696C publication Critical patent/NL164696C/xx

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
NL7204295.A 1972-03-24 1972-03-30 Magnetische convergentie-inrichting voor een in-lijn kleurenbeeldbuis. NL164696C (nl)

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 (enrdf_load_stackoverflow) 1972-03-24 1972-03-29
NL7204295.A NL164696C (nl) 1972-03-24 1972-03-30 Magnetische convergentie-inrichting voor een in-lijn kleurenbeeldbuis.
DE19722215723 DE2215723C3 (de) 1972-03-30 Magnetische Fokussierungsvorrichtung
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 (enrdf_load_stackoverflow) 1972-03-24 1972-03-29
NL7204295.A NL164696C (nl) 1972-03-24 1972-03-30 Magnetische convergentie-inrichting voor een in-lijn kleurenbeeldbuis.
DE19722215723 DE2215723C3 (de) 1972-03-30 Magnetische Fokussierungsvorrichtung
CH499972A CH534426A (de) 1972-03-24 1972-05-05 Konvergenzeinheit an einer Einzeilen-Farbbildröhre

Publications (3)

Publication Number Publication Date
NL7204295A true NL7204295A (enrdf_load_stackoverflow) 1973-10-02
NL164696B NL164696B (nl) 1980-08-15
NL164696C NL164696C (nl) 1980-08-15

Family

ID=27543758

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7204295.A NL164696C (nl) 1972-03-24 1972-03-30 Magnetische convergentie-inrichting voor een in-lijn kleurenbeeldbuis.

Country Status (5)

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

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
EP0090108B1 (en) * 1982-03-31 1986-06-11 International Business Machines Corporation 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
DE2215723A1 (de) 1973-10-11
CH534426A (de) 1973-02-28
FR2177559B1 (enrdf_load_stackoverflow) 1978-05-12
NL164696B (nl) 1980-08-15
NL164696C (nl) 1980-08-15
US3743984A (en) 1973-07-03
GB1330827A (en) 1973-09-19
FR2177559A1 (enrdf_load_stackoverflow) 1973-11-09
DE2215723B2 (de) 1976-07-01

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Legal Events

Date Code Title Description
V4 Discontinued because of reaching the maximum lifetime of a patent