ZA742104B - Magnetic correction device for a cathode ray tube - Google Patents

Magnetic correction device for a cathode ray tube

Info

Publication number
ZA742104B
ZA742104B ZA00742104A ZA742104A ZA742104B ZA 742104 B ZA742104 B ZA 742104B ZA 00742104 A ZA00742104 A ZA 00742104A ZA 742104 A ZA742104 A ZA 742104A ZA 742104 B ZA742104 B ZA 742104B
Authority
ZA
South Africa
Prior art keywords
ray tube
cathode ray
correction device
magnetic correction
magnetic
Prior art date
Application number
ZA00742104A
Inventor
A Swart
A Slavenburg
Boogert J Van Den
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of ZA742104B publication Critical patent/ZA742104B/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
ZA00742104A 1973-04-09 1974-04-02 Magnetic correction device for a cathode ray tube ZA742104B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7304887.A NL160426C (en) 1973-04-09 1973-04-09 MAGNETIC CORRECTION DEVICE FOR A CATHODE JET TUBE.

Publications (1)

Publication Number Publication Date
ZA742104B true ZA742104B (en) 1975-11-26

Family

ID=19818595

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00742104A ZA742104B (en) 1973-04-09 1974-04-02 Magnetic correction device for a cathode ray tube

Country Status (14)

Country Link
US (1) US3902145A (en)
JP (1) JPS5531985B2 (en)
AU (1) AU6767074A (en)
BE (1) BE813434A (en)
BR (1) BR7402789D0 (en)
CA (1) CA993028A (en)
DE (1) DE2416509C3 (en)
ES (1) ES425065A1 (en)
FR (1) FR2224869B1 (en)
GB (1) GB1466732A (en)
IT (1) IT1011709B (en)
NL (1) NL160426C (en)
SE (1) SE386008B (en)
ZA (1) ZA742104B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4032872A (en) * 1975-10-21 1977-06-28 Rca Corporation Beam adjustment assembly for a cathode ray tube
US4091347A (en) * 1976-03-17 1978-05-23 Rca Corporation Convergence apparatus for in-line beams
US4050042A (en) * 1976-10-13 1977-09-20 Tracor, Inc. Static convergence devices for color television picture tubes
DE2752252A1 (en) * 1977-11-23 1979-05-31 Philips Patentverwaltung Television tube magnetic correcting ring prodn. - by coating thin substrate with binder suspension of permanently magnetic material
DE3067822D1 (en) * 1980-06-13 1984-06-20 Ibm Convergence unit for cathode-ray tube
NL8100785A (en) * 1981-02-18 1982-09-16 Philips Nv DEVICE FOR DISPLAYING IMAGES.
US4467302A (en) * 1983-03-24 1984-08-21 Sperry Corporation CRT Color purity adjustment apparatus
JPH0538253U (en) * 1991-10-25 1993-05-25 ナイルス部品株式会社 Window glass opening and closing control device
KR0160847B1 (en) * 1995-02-20 1998-12-01 구자홍 Magnet structural reform for color cathode ray tube
EP1162642A1 (en) * 2000-06-07 2001-12-12 Matsushita Display Devices (Germany) GmbH Multipole unit for a color picture tube

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL147275B (en) * 1948-07-01 Plessey Uk Limited ELECTRIC TORQUE SWITCH FOR PUSH-BUTTON CONTROL.
US2801356A (en) * 1956-01-23 1957-07-30 Heppner Mfg Co Focus device
US3332046A (en) * 1965-05-19 1967-07-18 Illinois Tool Works Blue lateral and purity magnet assembly
US3341729A (en) * 1966-01-26 1967-09-12 Illinois Tool Works Device for laterally shifting one of a plurality of electron beams relative to the remainder in a color television tube
US3605053A (en) * 1969-08-27 1971-09-14 Tracor Convergence- and purity-adjusting device for color television picture tube

Also Published As

Publication number Publication date
BR7402789D0 (en) 1974-11-19
NL7304887A (en) 1974-10-11
ES425065A1 (en) 1976-06-01
AU6767074A (en) 1975-10-09
US3902145A (en) 1975-08-26
JPS5531985B2 (en) 1980-08-22
IT1011709B (en) 1977-02-10
DE2416509B2 (en) 1978-08-24
DE2416509C3 (en) 1979-04-26
FR2224869A1 (en) 1974-10-31
GB1466732A (en) 1977-03-09
BE813434A (en) 1974-10-08
JPS5012964A (en) 1975-02-10
CA993028A (en) 1976-07-13
NL160426B (en) 1979-05-15
FR2224869B1 (en) 1978-08-11
NL160426C (en) 1979-10-15
SE386008B (en) 1976-07-26
DE2416509A1 (en) 1974-10-24

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