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GB1429292A - Static convergence device for electron beams - Google Patents

Static convergence device for electron beams

Info

Publication number
GB1429292A
GB1429292A GB1293672A GB1293672A GB1429292A GB 1429292 A GB1429292 A GB 1429292A GB 1293672 A GB1293672 A GB 1293672A GB 1293672 A GB1293672 A GB 1293672A GB 1429292 A GB1429292 A GB 1429292A
Authority
GB
United Kingdom
Prior art keywords
members
poles
ring
magnet
magnets
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
Application number
GB1293672A
Other languages
English (en)
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
Priority to GB1293672A priority Critical patent/GB1429292A/en
Priority to US00335452A priority patent/US3808570A/en
Priority to IN436/CAL/1973A priority patent/IN138514B/en
Priority to IE325/73A priority patent/IE37357B1/xx
Priority to IL41675A priority patent/IL41675A/xx
Priority to AU53064/73A priority patent/AU482664B2/en
Priority to CA165,802A priority patent/CA967223A/en
Priority to TR17498A priority patent/TR17498A/xx
Priority to AR247070A priority patent/AR194531A1/es
Priority to IT7321615Q priority patent/IT982560B/it
Priority to DD169502A priority patent/DD102857A5/xx
Priority to ZA731883A priority patent/ZA731883B/xx
Priority to PL1973161359A priority patent/PL89277B3/pl
Priority to SE7303797A priority patent/SE378940B/xx
Priority to FR7309773A priority patent/FR2330139A1/fr
Priority to CH396673A priority patent/CH563663A5/xx
Priority to BE128988A priority patent/BE797012A/fr
Priority to JP3172573A priority patent/JPS5412020B2/ja
Priority to NL7303827A priority patent/NL7303827A/xx
Priority to BR731938A priority patent/BR7301938D0/pt
Priority to DE19732313888 priority patent/DE2313888C3/de
Priority to RO7374229A priority patent/RO64393A/fr
Priority to CS2045A priority patent/CS169759B2/cs
Priority to ES412837A priority patent/ES412837A1/es
Publication of GB1429292A publication Critical patent/GB1429292A/en
Expired 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

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Hard Magnetic Materials (AREA)
GB1293672A 1972-03-20 1972-03-20 Static convergence device for electron beams Expired GB1429292A (en)

Priority Applications (24)

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
IN436/CAL/1973A IN138514B (fr) 1972-03-20 1973-02-28
IE325/73A IE37357B1 (en) 1972-03-20 1973-03-01 Static convergence device for electron beams
IL41675A IL41675A (en) 1972-03-20 1973-03-02 Static convergence device for electron beams
AU53064/73A AU482664B2 (en) 1973-03-07 Static convergence device for electron beams
CA165,802A CA967223A (en) 1972-03-20 1973-03-12 Static convergence device for electron beams
TR17498A TR17498A (tr) 1972-03-20 1973-03-13 Elektron huzmelerine mahsus statik kesistirme tertibati
AR247070A AR194531A1 (es) 1972-03-20 1973-03-15 Conjunto de ajuste del haz electronico para un tubo de rayos catodicos multi-haz
IT7321615Q IT982560B (it) 1972-03-20 1973-03-16 Dispositivo di convergenza stati ca per fasci elettronici
DD169502A DD102857A5 (fr) 1972-03-20 1973-03-16
ZA731883A ZA731883B (en) 1972-03-20 1973-03-19 Static convergence device for electron beams
PL1973161359A PL89277B3 (fr) 1972-03-20 1973-03-19
SE7303797A SE378940B (fr) 1972-03-20 1973-03-19
FR7309773A FR2330139A1 (fr) 1972-03-20 1973-03-19 Dispositif de convergence statique pour faisceaux d'electrons
CH396673A CH563663A5 (fr) 1972-03-20 1973-03-19
BE128988A BE797012A (fr) 1972-03-20 1973-03-19 Dispositif de convergence statique pour faisceaux electroniques
JP3172573A JPS5412020B2 (fr) 1972-03-20 1973-03-19
NL7303827A NL7303827A (fr) 1972-03-20 1973-03-19
BR731938A BR7301938D0 (pt) 1972-03-20 1973-03-19 Um conjunto de ajuste de feixes para um tubo de raios catodicos de multi-feixes em cores
DE19732313888 DE2313888C3 (de) 1972-03-20 1973-03-20 Konvergenzeinstellvorrichtung für eine Kathodenstrahlröhre mit in einer Ebene liegenden Strahlerzeugersysteme
RO7374229A RO64393A (fr) 1972-03-20 1973-03-20 Disositif de convergence statique des fascicules electroniques
CS2045A CS169759B2 (fr) 1972-03-20 1973-03-20
ES412837A ES412837A1 (es) 1972-03-20 1973-03-20 Perfeccionamientos en aparatos de ajuste de haces electro- nicos.

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
GB1429292A true GB1429292A (en) 1976-03-24

Family

ID=26249365

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1293672A Expired GB1429292A (en) 1972-03-20 1972-03-20 Static convergence device for electron beams

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4670726A (en) * 1984-12-20 1987-06-02 Hitachi Metals, Ltd. Convergence device for electron beams in color picture tube

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
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
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
US4670726A (en) * 1984-12-20 1987-06-02 Hitachi Metals, Ltd. Convergence device for electron beams in color picture tube

Also Published As

Publication number Publication date
DE2313888A1 (de) 1973-10-04
BE797012A (fr) 1973-07-16
DE2313888B2 (de) 1976-03-04
FR2330139B1 (fr) 1978-03-24
CA967223A (en) 1975-05-06
CH563663A5 (fr) 1975-06-30
AU5306473A (en) 1974-09-12
NL7303827A (fr) 1973-09-24
FR2330139A1 (fr) 1977-05-27
US3808570A (en) 1974-04-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee