JPS5530277A - Color picture-tube unit - Google Patents

Color picture-tube unit

Info

Publication number
JPS5530277A
JPS5530277A JP10408378A JP10408378A JPS5530277A JP S5530277 A JPS5530277 A JP S5530277A JP 10408378 A JP10408378 A JP 10408378A JP 10408378 A JP10408378 A JP 10408378A JP S5530277 A JPS5530277 A JP S5530277A
Authority
JP
Japan
Prior art keywords
demagnetizing
face panel
coil
effect
screen
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.)
Pending
Application number
JP10408378A
Other languages
English (en)
Inventor
Morio Endo
Kaneyoshi Takaura
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electronics 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 Matsushita Electronics Corp filed Critical Matsushita Electronics Corp
Priority to JP10408378A priority Critical patent/JPS5530277A/ja
Publication of JPS5530277A publication Critical patent/JPS5530277A/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H01J2229/0046—Preventing or cancelling fields within the enclosure
    • H01J2229/0053—Demagnetisation

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
JP10408378A 1978-08-25 1978-08-25 Color picture-tube unit Pending JPS5530277A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10408378A JPS5530277A (en) 1978-08-25 1978-08-25 Color picture-tube unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10408378A JPS5530277A (en) 1978-08-25 1978-08-25 Color picture-tube unit

Publications (1)

Publication Number Publication Date
JPS5530277A true JPS5530277A (en) 1980-03-04

Family

ID=14371237

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10408378A Pending JPS5530277A (en) 1978-08-25 1978-08-25 Color picture-tube unit

Country Status (1)

Country Link
JP (1) JPS5530277A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58117679A (ja) * 1981-12-29 1983-07-13 丸茂電機株式会社 記憶付調光操作システム
US4943755A (en) * 1985-05-20 1990-07-24 Mitsubishi Denki Kabushiki Kaisha Magnetic shielding with constant-current coils for CRT

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58117679A (ja) * 1981-12-29 1983-07-13 丸茂電機株式会社 記憶付調光操作システム
US4943755A (en) * 1985-05-20 1990-07-24 Mitsubishi Denki Kabushiki Kaisha Magnetic shielding with constant-current coils for CRT

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