FI782091A - Faergbildroer - Google Patents

Faergbildroer

Info

Publication number
FI782091A
FI782091A FI782091A FI782091A FI782091A FI 782091 A FI782091 A FI 782091A FI 782091 A FI782091 A FI 782091A FI 782091 A FI782091 A FI 782091A FI 782091 A FI782091 A FI 782091A
Authority
FI
Finland
Prior art keywords
faergbildroer
Prior art date
Application number
FI782091A
Other languages
English (en)
Inventor
Takeshi Matsuki
Koichi Maruyama
Kuniharu Osakabe
Sakae Kunitoh
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of FI782091A publication Critical patent/FI782091A/fi

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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
FI782091A 1977-07-01 1978-06-29 Faergbildroer FI782091A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7791477A JPS5413253A (en) 1977-07-01 1977-07-01 Color receiving tube

Publications (1)

Publication Number Publication Date
FI782091A true FI782091A (fi) 1979-01-02

Family

ID=13647333

Family Applications (1)

Application Number Title Priority Date Filing Date
FI782091A FI782091A (fi) 1977-07-01 1978-06-29 Faergbildroer

Country Status (5)

Country Link
US (1) US4229675A (fi)
JP (1) JPS5413253A (fi)
FI (1) FI782091A (fi)
FR (1) FR2396408A1 (fi)
GB (1) GB2000902B (fi)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4467241A (en) * 1979-10-01 1984-08-21 Owens-Illinois, Inc. CRT With magnetic shield
DE3162156D1 (en) * 1980-04-17 1984-03-15 Tokyo Shibaura Electric Co Color picture tube provided with an inner magnetic shield
US4580076A (en) * 1982-03-31 1986-04-01 Tokyo Shibaura Denki Kabushiki Kaisha Color cathode ray tube
US4602187A (en) * 1984-06-28 1986-07-22 North American Philips Consumer Electronics Corp. Color CRT with composite arc suppression structure
DE3677310D1 (de) * 1985-10-03 1991-03-07 Philips Corp Farbbildroehre mit innerer magnetischer abschirmung.
NL8901524A (nl) * 1989-06-16 1991-01-16 Philips Nv Werkwijze voor het vervaardigen van een beeldbuis, en beeldbuis.
US5097174A (en) * 1990-11-23 1992-03-17 Thomson Consumer Electronics, Inc. Color picture tube having an improved internal magnetic shield
ATE142047T1 (de) * 1991-03-08 1996-09-15 Philips Electronics Nv Farbbildwiedergaberöhre mit innerer magnetischer abschirmkappe
MY110090A (en) * 1991-04-29 1997-12-31 Koninklijke Philips Electronics Nv Colour display tube having an internal magnetic shield.
JP2544543B2 (ja) * 1991-06-11 1996-10-16 東北学院大学 カラ―陰極線管
EP0518431B1 (en) * 1991-06-14 1995-08-30 Koninklijke Philips Electronics N.V. Method of manufacturing a magnetically split internal magnetic shield for a display tube
KR940011935B1 (ko) * 1992-03-03 1994-12-27 삼성전관 주식회사 칼라 음극선관용 새도우마스크 프레임과 인너시일드의 조립구조
US5412276A (en) * 1992-05-15 1995-05-02 U.S. Philips Corporation Color display tube having an internal magnetic shield
US5336962A (en) * 1992-07-06 1994-08-09 Thomson Consumer Electronics, Inc. Cathode-ray tube having internal magnetic shield with strengthening ribs
JPH0636701A (ja) * 1992-07-21 1994-02-10 Tohoku Gakuin Univ カラー陰極線管
DE69405677T2 (de) * 1993-10-22 1998-03-19 Philips Electronics Nv Farbbildröhre mit einer magnetischen Abschirmung
JP2001236898A (ja) * 1999-12-13 2001-08-31 Matsushita Electric Ind Co Ltd 内部磁気シールド及び陰極線管
WO2005006382A1 (ja) * 2003-07-10 2005-01-20 Matsushita Electric Industrial Co., Ltd. 陰極線管

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3564329A (en) * 1968-10-28 1971-02-16 Philco Ford Corp Shielding apparatus of metal plates strap-mounted on cathode ray tube for shielding against external magnetic fields
JPS502258U (fi) * 1973-05-02 1975-01-10
US3867668A (en) * 1973-11-29 1975-02-18 Rca Corp Cathode-ray tube having an internal-external magnetic shield and degaussing combination

Also Published As

Publication number Publication date
JPS5413253A (en) 1979-01-31
US4229675A (en) 1980-10-21
FR2396408A1 (fr) 1979-01-26
GB2000902A (en) 1979-01-17
FR2396408B1 (fi) 1980-12-26
GB2000902B (en) 1982-03-17

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: HITACHI LTD