FR2330139A1 - Dispositif de convergence statique pour faisceaux d'electrons - Google Patents

Dispositif de convergence statique pour faisceaux d'electrons

Info

Publication number
FR2330139A1
FR2330139A1 FR7309773A FR7309773A FR2330139A1 FR 2330139 A1 FR2330139 A1 FR 2330139A1 FR 7309773 A FR7309773 A FR 7309773A FR 7309773 A FR7309773 A FR 7309773A FR 2330139 A1 FR2330139 A1 FR 2330139A1
Authority
FR
France
Prior art keywords
electron beams
convergence device
static convergence
static
beams
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
FR7309773A
Other languages
English (en)
French (fr)
Other versions
FR2330139B1 (enExample
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 FR2330139A1 publication Critical patent/FR2330139A1/fr
Application granted granted Critical
Publication of FR2330139B1 publication Critical patent/FR2330139B1/fr
Granted 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
    • H01J29/701—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
FR7309773A 1972-03-20 1973-03-19 Dispositif de convergence statique pour faisceaux d'electrons Granted FR2330139A1 (fr)

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 (2)

Publication Number Publication Date
FR2330139A1 true FR2330139A1 (fr) 1977-05-27
FR2330139B1 FR2330139B1 (enExample) 1978-03-24

Family

ID=26249365

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7309773A Granted FR2330139A1 (fr) 1972-03-20 1973-03-19 Dispositif de convergence statique pour faisceaux d'electrons

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2329065A1 (fr) * 1975-10-21 1977-05-20 Rca Corp Ensemble de reglage du faisceau d'un tube a rayons cathodiques

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL160427C (nl) * 1973-09-14 Philips Nv Weergeefinrichting voor kleurentelevisie.
US3873953A (en) * 1974-02-14 1975-03-25 Gte Sylvania Inc Magnet retaining means for a CRT beam adjustment device
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 (ko) * 1994-06-30 1999-06-01 김광호 편향요크의 누설전자파 차폐장치
JPH09306378A (ja) * 1996-05-15 1997-11-28 Hitachi Ltd 陰極線管
JPH10144236A (ja) * 1996-11-14 1998-05-29 Hitachi Ltd カラー陰極線管
KR100496272B1 (ko) * 1998-05-06 2005-09-09 삼성에스디아이 주식회사 컬러 음극선관의 콘버어젼스 마그네트 조립체
KR20000066040A (ko) * 1999-04-12 2000-11-15 김영남 칼라 음극선관의 색 순도 및 컨버전스 마그네트
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2329065A1 (fr) * 1975-10-21 1977-05-20 Rca Corp Ensemble de reglage du faisceau d'un tube a rayons cathodiques

Also Published As

Publication number Publication date
FR2330139B1 (enExample) 1978-03-24
AU5306473A (en) 1974-09-12
BE797012A (fr) 1973-07-16
GB1429292A (en) 1976-03-24
NL7303827A (enExample) 1973-09-24
US3808570A (en) 1974-04-30
DE2313888A1 (de) 1973-10-04
DE2313888B2 (de) 1976-03-04
CH563663A5 (enExample) 1975-06-30
CA967223A (en) 1975-05-06

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Legal Events

Date Code Title Description
ST Notification of lapse