DE3874686T2 - Ferritplaettchen zur korrektur des durch die ablenkeinheit erzeugten magnetfeldes. - Google Patents

Ferritplaettchen zur korrektur des durch die ablenkeinheit erzeugten magnetfeldes.

Info

Publication number
DE3874686T2
DE3874686T2 DE19883874686 DE3874686T DE3874686T2 DE 3874686 T2 DE3874686 T2 DE 3874686T2 DE 19883874686 DE19883874686 DE 19883874686 DE 3874686 T DE3874686 T DE 3874686T DE 3874686 T2 DE3874686 T2 DE 3874686T2
Authority
DE
Germany
Prior art keywords
correction
magnetic field
field generated
deflecting unit
ferrite plate
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.)
Expired - Fee Related
Application number
DE19883874686
Other languages
English (en)
Other versions
DE3874686D1 (de
Inventor
Hiroka Yamasaki
Takashi Sakauchi
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.)
Kanegafuchi Chemical Industry Co Ltd
Original Assignee
Kanegafuchi Chemical Industry 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
Application filed by Kanegafuchi Chemical Industry Co Ltd filed Critical Kanegafuchi Chemical Industry Co Ltd
Publication of DE3874686D1 publication Critical patent/DE3874686D1/de
Application granted granted Critical
Publication of DE3874686T2 publication Critical patent/DE3874686T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
    • H01J29/76—Deflecting by magnetic 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
    • H01J29/70—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
DE19883874686 1987-11-25 1988-11-24 Ferritplaettchen zur korrektur des durch die ablenkeinheit erzeugten magnetfeldes. Expired - Fee Related DE3874686T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987179406U JPH0755810Y2 (ja) 1987-11-25 1987-11-25 偏向ヨークの磁界補正用フェライトシート

Publications (2)

Publication Number Publication Date
DE3874686D1 DE3874686D1 (de) 1992-10-22
DE3874686T2 true DE3874686T2 (de) 1993-04-15

Family

ID=16065313

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883874686 Expired - Fee Related DE3874686T2 (de) 1987-11-25 1988-11-24 Ferritplaettchen zur korrektur des durch die ablenkeinheit erzeugten magnetfeldes.

Country Status (3)

Country Link
EP (1) EP0317999B1 (de)
JP (1) JPH0755810Y2 (de)
DE (1) DE3874686T2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE1007166A3 (nl) * 1993-05-13 1995-04-11 Philips Electronics Nv Beeldbuis met afbuigeenheid.

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5820455B2 (ja) * 1977-09-21 1983-04-23 株式会社日立製作所 偏向ヨ−ク
US4449109A (en) * 1982-11-08 1984-05-15 Ball Corporation Magnet support collar
JPS61114445A (ja) * 1984-11-08 1986-06-02 Sony Corp 偏向装置

Also Published As

Publication number Publication date
JPH0755810Y2 (ja) 1995-12-20
JPH0183252U (de) 1989-06-02
EP0317999B1 (de) 1992-09-16
EP0317999A3 (en) 1989-10-18
EP0317999A2 (de) 1989-05-31
DE3874686D1 (de) 1992-10-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee