JPS57162239A - Method and device for magnetizing magnetizable material surrounding path of electron beam for color cathode ray tube - Google Patents

Method and device for magnetizing magnetizable material surrounding path of electron beam for color cathode ray tube

Info

Publication number
JPS57162239A
JPS57162239A JP57040078A JP4007882A JPS57162239A JP S57162239 A JPS57162239 A JP S57162239A JP 57040078 A JP57040078 A JP 57040078A JP 4007882 A JP4007882 A JP 4007882A JP S57162239 A JPS57162239 A JP S57162239A
Authority
JP
Japan
Prior art keywords
electron beam
ray tube
cathode ray
color cathode
material surrounding
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.)
Granted
Application number
JP57040078A
Other languages
English (en)
Other versions
JPH029425B2 (ja
Inventor
Uesurei Kii Chiyaaruzu
Uoruta Kurisutensen Z Edowaado
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.)
RCA Corp
Original Assignee
RCA Corp
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 RCA Corp filed Critical RCA Corp
Publication of JPS57162239A publication Critical patent/JPS57162239A/ja
Publication of JPH029425B2 publication Critical patent/JPH029425B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/44—Factory adjustment of completed discharge tubes or lamps to comply with desired tolerances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • H01F13/003—Methods and devices for magnetising permanent magnets
JP57040078A 1981-03-17 1982-03-12 Method and device for magnetizing magnetizable material surrounding path of electron beam for color cathode ray tube Granted JPS57162239A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/244,664 US4390815A (en) 1981-03-17 1981-03-17 Apparatus for influencing electron beam movement

Publications (2)

Publication Number Publication Date
JPS57162239A true JPS57162239A (en) 1982-10-06
JPH029425B2 JPH029425B2 (ja) 1990-03-01

Family

ID=22923636

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57040078A Granted JPS57162239A (en) 1981-03-17 1982-03-12 Method and device for magnetizing magnetizable material surrounding path of electron beam for color cathode ray tube

Country Status (6)

Country Link
US (1) US4390815A (ja)
JP (1) JPS57162239A (ja)
CA (1) CA1182164A (ja)
DE (1) DE3209767C2 (ja)
FR (1) FR2502386B1 (ja)
IT (1) IT1150666B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62133639A (ja) * 1985-12-05 1987-06-16 Sony Corp コンバ−ジエンス用マグネツトの着磁装置

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2545264B1 (fr) * 1983-04-26 1985-12-13 Videocolor Sa Procede et appareil de reglage de la convergence statique et de la purete de tubes de television en couleurs
NL8403112A (nl) * 1984-10-12 1986-05-01 Philips Nv Werkwijze voor het vervaardigen van een kleurenbeeldbuis en inrichting voor het uitvoeren van deze werkwijze.
GB8611321D0 (en) * 1986-05-09 1986-06-18 Philips Nv Correcting electron beam misconvergance
US5077533A (en) * 1990-09-28 1991-12-31 Syntronic Instruments, Inc. Cathode ray tube deflection yoke arrangement
DE60121989T2 (de) * 2000-11-15 2007-02-01 Hirst Magnetic Instruments Ltd., Falmouth Verfahren und vorrichtung zur magnetisierung mehrerer benachbarten abschnitte eines magnetisierbaren materials
EP1447991A1 (de) * 2003-02-12 2004-08-18 MT Picture Display Germany GmbH Farbbildröhre mit Korrekturelement für statische Konvergenz
WO2007027195A1 (en) * 2005-08-31 2007-03-08 Thomson Licensing Crt display having a single plane sheath beam bender and video correction
US8766753B2 (en) * 2009-07-09 2014-07-01 General Electric Company In-situ magnetizer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3725831A (en) * 1972-01-14 1973-04-03 Rca Corp Magnetic beam adjusting arrangements
NL170683C (nl) * 1975-04-01 1982-12-01 Philips Nv Werkwijze voor het vervaardigen van een statische convergentie-eenheid en een kleurenbeeldbuis voorzien van een convergentie-eenheid, vervaardigd onder toepassing van die werkwijze.
US4211960A (en) * 1976-03-19 1980-07-08 U.S. Philips Corporation Method of manufacturing a static convergence unit, and a color display tube comprising a convergence unit manufactured according to the method
DE2722477A1 (de) * 1977-05-18 1978-11-23 Standard Elektrik Lorenz Ag Farbfernseh-bildroehren
US4159456A (en) * 1977-07-26 1979-06-26 Rca Corporation Magnetizing apparatus and method for use in correcting color purity in a cathode ray tube and product thereof
US4138628A (en) * 1977-07-26 1979-02-06 Rca Corporation Magnetizing method for use with a cathode ray tube
US4162470A (en) * 1977-07-26 1979-07-24 Rca Corporation Magnetizing apparatus and method for producing a statically converged cathode ray tube and product thereof
US4167718A (en) * 1977-10-03 1979-09-11 Hitachi Metals, Ltd. Dies set for magnetizing outer surface of magnetic column

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62133639A (ja) * 1985-12-05 1987-06-16 Sony Corp コンバ−ジエンス用マグネツトの着磁装置

Also Published As

Publication number Publication date
FR2502386A1 (fr) 1982-09-24
CA1182164A (en) 1985-02-05
JPH029425B2 (ja) 1990-03-01
DE3209767A1 (de) 1982-11-11
IT1150666B (it) 1986-12-17
FR2502386B1 (fr) 1985-12-13
US4390815A (en) 1983-06-28
DE3209767C2 (de) 1986-11-27
IT8220085A0 (it) 1982-03-10

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