BE797012A - STATIC CONVERGENCE DEVICE FOR ELECTRONIC BEAMS - Google Patents

STATIC CONVERGENCE DEVICE FOR ELECTRONIC BEAMS

Info

Publication number
BE797012A
BE797012A BE128988A BE128988A BE797012A BE 797012 A BE797012 A BE 797012A BE 128988 A BE128988 A BE 128988A BE 128988 A BE128988 A BE 128988A BE 797012 A BE797012 A BE 797012A
Authority
BE
Belgium
Prior art keywords
convergence device
static convergence
electronic beams
beams
electronic
Prior art date
Application number
BE128988A
Other languages
French (fr)
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 BE797012A publication Critical patent/BE797012A/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
    • H01J29/702—Convergence correction arrangements therefor
    • H01J29/703—Static convergence systems
BE128988A 1972-03-20 1973-03-19 STATIC CONVERGENCE DEVICE FOR ELECTRONIC BEAMS BE797012A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1293672A GB1429292A (en) 1972-03-20 1972-03-20 Static convergence device for electron beams
US00335452A US3808570A (en) 1972-03-20 1973-02-26 Static convergence device for electron beams

Publications (1)

Publication Number Publication Date
BE797012A true BE797012A (en) 1973-07-16

Family

ID=26249365

Family Applications (1)

Application Number Title Priority Date Filing Date
BE128988A BE797012A (en) 1972-03-20 1973-03-19 STATIC CONVERGENCE DEVICE FOR ELECTRONIC BEAMS

Country Status (7)

Country Link
US (1) US3808570A (en)
BE (1) BE797012A (en)
CA (1) CA967223A (en)
CH (1) CH563663A5 (en)
FR (1) FR2330139A1 (en)
GB (1) GB1429292A (en)
NL (1) NL7303827A (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL160427C (en) * 1973-09-14 Philips Nv DISPLAY DEVICE FOR COLOR TV.
US3873953A (en) * 1974-02-14 1975-03-25 Gte Sylvania Inc Magnet retaining means for a CRT beam adjustment device
US4032872A (en) * 1975-10-21 1977-06-28 Rca Corporation Beam adjustment assembly for a cathode ray tube
US4570140A (en) * 1976-03-05 1986-02-11 Hitachi, Ltd. Magnet assembly for adjusting the running path of the electron beam of color picture tube
US4091347A (en) * 1976-03-17 1978-05-23 Rca Corporation Convergence apparatus for in-line beams
JPS531422A (en) * 1976-06-25 1978-01-09 Matsushita Electric Ind Co Ltd Convergence unit
JPS55154046A (en) * 1979-05-17 1980-12-01 Sanyo Electric Co Ltd Convergence device
US4670726A (en) * 1984-12-20 1987-06-02 Hitachi Metals, Ltd. Convergence device for electron beams in color picture tube
US5399933A (en) * 1993-05-20 1995-03-21 Chunghwa Picture Tubes, Ltd. Magnetic beam adjusting rings with different thickness
KR100188920B1 (en) * 1994-06-30 1999-06-01 김광호 A shielding apparatus of leakage electromagnetic wave of deflection yoke
JPH09306378A (en) * 1996-05-15 1997-11-28 Hitachi Ltd Cathode ray tube
JPH10144236A (en) * 1996-11-14 1998-05-29 Hitachi Ltd Color cathode-ray tube
KR100496272B1 (en) * 1998-05-06 2005-09-09 삼성에스디아이 주식회사 Convergence magnet assembly of color cathode ray tube
KR20000066040A (en) * 1999-04-12 2000-11-15 김영남 Color purity and convergence magnet for color cathode ray tube
US7038368B2 (en) * 2003-08-01 2006-05-02 Matsushita Toshiba Picture Display Co., Ltd. Color picture tube apparatus having a pair of bar shaped magnets for correcting misconvergence due to the rotational shift of the electron beams

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB670021A (en) * 1949-02-18 1952-04-09 Patrick Richard James Court Improvements in beam centering devices for cathode ray tubes
US3742406A (en) * 1969-12-10 1973-06-26 Illinois Tool Works Blue lateral and purity magnet structure
US3701065A (en) * 1971-02-03 1972-10-24 Rca Corp Color picture tube beam convergence apparatus
US3725831A (en) * 1972-01-14 1973-04-03 Rca Corp Magnetic beam adjusting arrangements

Also Published As

Publication number Publication date
NL7303827A (en) 1973-09-24
CH563663A5 (en) 1975-06-30
DE2313888A1 (en) 1973-10-04
AU5306473A (en) 1974-09-12
CA967223A (en) 1975-05-06
GB1429292A (en) 1976-03-24
US3808570A (en) 1974-04-30
FR2330139A1 (en) 1977-05-27
DE2313888B2 (en) 1976-03-04
FR2330139B1 (en) 1978-03-24

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