IN175123B - - Google Patents

Info

Publication number
IN175123B
IN175123B IN718DE1988A IN175123B IN 175123 B IN175123 B IN 175123B IN 718DE1988 A IN718DE1988 A IN 718DE1988A IN 175123 B IN175123 B IN 175123B
Authority
IN
India
Application number
Inventor
Joseph Francis Hevesi
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Publication of IN175123B publication Critical patent/IN175123B/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
    • 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
    • H01J29/003—Arrangements for eliminating unwanted electromagnetic effects, e.g. demagnetisation arrangements, shielding coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/0007—Elimination of unwanted or stray electromagnetic effects
    • H01J2229/0015—Preventing or cancelling fields leaving the enclosure
IN718DE1988 1987-08-13 1988-08-22 IN175123B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US8494987A 1987-08-13 1987-08-13

Publications (1)

Publication Number Publication Date
IN175123B true IN175123B (en) 1995-04-22

Family

ID=22188219

Family Applications (1)

Application Number Title Priority Date Filing Date
IN718DE1988 IN175123B (en) 1987-08-13 1988-08-22

Country Status (14)

Country Link
EP (1) EP0302995B1 (en)
JP (1) JP2645572B2 (en)
KR (1) KR930000388B1 (en)
CN (1) CN1021172C (en)
AU (1) AU600158B2 (en)
BR (1) BR8802943A (en)
CA (1) CA1306281C (en)
DE (1) DE3889997T2 (en)
GB (1) GB2208034A (en)
HK (1) HK119794A (en)
IE (1) IE63796B1 (en)
IN (1) IN175123B (en)
MX (1) MX169727B (en)
NZ (1) NZ225468A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY107095A (en) * 1989-03-13 1995-09-30 Ibm Magnetic shunt for defletion yokes.
CN1040934C (en) * 1991-07-18 1998-11-25 东芝株式会社 Cathode ray tube device and cathode ray tube image display apparatus
KR950011706B1 (en) * 1992-11-10 1995-10-07 삼성전관주식회사 Focus magnets of d.y

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB743426A (en) * 1953-04-29 1956-01-18 Gen Electric Co Ltd Improvements in or relating to arrangements including cathode ray tubes
NL262281A (en) * 1960-03-17
US3576395A (en) * 1969-05-21 1971-04-27 Sylvania Electric Prod Integral support and magentic shielding means for cathode-ray
JPS50114230U (en) * 1974-02-28 1975-09-18
NL7609374A (en) * 1976-08-24 1978-02-28 Philips Nv DEVICE FOR DISPLAYING TELEVISION IMAGES, DEVICE COIL SYSTEM FOR SUCH DEVICE AND PICTURE TUBE FITTED WITH SUCH DEFLECTION COIL SYSTEM.
EP0038516B1 (en) * 1980-04-17 1984-02-08 Kabushiki Kaisha Toshiba Color picture tube provided with an inner magnetic shield
US4547697A (en) * 1983-07-22 1985-10-15 North American Philips Consumer Electronics Corp. CRT Shunt retaining means
JPS60189947U (en) * 1984-05-28 1985-12-16 三菱電機株式会社 electromagnetic deflection yoke
JPS60253135A (en) * 1984-05-28 1985-12-13 Mitsubishi Electric Corp Display device
DK29385A (en) * 1984-10-09 1986-04-10 Viggo Berthelsen PROCEDURE AND APPARATUS FOR ELIMINATING THE POWER FROM A MAGNET FIELD AND PROTECTION AGAINST THE SAME
DE3439808A1 (en) * 1984-10-31 1986-04-30 Standard Elektrik Lorenz Ag, 7000 Stuttgart DEFLECTION SYSTEM FOR COLORED TUBES
US4943755A (en) * 1985-05-20 1990-07-24 Mitsubishi Denki Kabushiki Kaisha Magnetic shielding with constant-current coils for CRT
NL8602397A (en) * 1985-10-25 1987-05-18 Philips Nv IMAGE DISPLAY DEVICE WITH ANTI-DISORDERS.
DE3704648C3 (en) * 1986-02-17 1997-09-18 Murata Manufacturing Co Deflection yoke unit with auxiliary coils to reduce unwanted radiation
JP2611196B2 (en) * 1986-02-20 1997-05-21 日本ビクター株式会社 CRT image display device

Also Published As

Publication number Publication date
GB2208034A (en) 1989-02-15
EP0302995A1 (en) 1989-02-15
JP2645572B2 (en) 1997-08-25
AU600158B2 (en) 1990-08-02
DE3889997T2 (en) 1994-12-01
DE3889997D1 (en) 1994-07-14
IE882459L (en) 1989-02-13
KR890004381A (en) 1989-04-21
EP0302995B1 (en) 1994-06-08
BR8802943A (en) 1989-02-21
JPS6445046A (en) 1989-02-17
MX169727B (en) 1993-07-21
NZ225468A (en) 1990-11-27
HK119794A (en) 1994-11-11
AU2055588A (en) 1989-02-16
CN1021172C (en) 1993-06-09
IE63796B1 (en) 1995-06-14
CN1031297A (en) 1989-02-22
KR930000388B1 (en) 1993-01-16
CA1306281C (en) 1992-08-11
GB8807138D0 (en) 1988-04-27

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