HK1004301A1 - Cathode-ray tube having an internal magnetic shield - Google Patents

Cathode-ray tube having an internal magnetic shield Download PDF

Info

Publication number
HK1004301A1
HK1004301A1 HK98103512A HK98103512A HK1004301A1 HK 1004301 A1 HK1004301 A1 HK 1004301A1 HK 98103512 A HK98103512 A HK 98103512A HK 98103512 A HK98103512 A HK 98103512A HK 1004301 A1 HK1004301 A1 HK 1004301A1
Authority
HK
Hong Kong
Prior art keywords
shadow
magnetic shield
mask
cathode
ray tube
Prior art date
Application number
HK98103512A
Other languages
German (de)
English (en)
French (fr)
Chinese (zh)
Other versions
HK1004301B (en
Inventor
Maxwell Morrell Albert
Original Assignee
Rca Thomson Licensing Corporation
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 Thomson Licensing Corporation filed Critical Rca Thomson Licensing Corporation
Publication of HK1004301B publication Critical patent/HK1004301B/en
Publication of HK1004301A1 publication Critical patent/HK1004301A1/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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
HK98103512A 1986-05-27 1998-04-27 Cathode-ray tube having an internal magnetic shield HK1004301A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/867,033 US4694216A (en) 1986-05-27 1986-05-27 Cathode-ray tube having an internal magnetic shield
US867033 1986-05-27

Publications (2)

Publication Number Publication Date
HK1004301B HK1004301B (en) 1998-11-20
HK1004301A1 true HK1004301A1 (en) 1998-11-20

Family

ID=25348935

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98103512A HK1004301A1 (en) 1986-05-27 1998-04-27 Cathode-ray tube having an internal magnetic shield

Country Status (9)

Country Link
US (1) US4694216A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0247793B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS62281239A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
KR (1) KR950000344B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN (1) CN1007387B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA1274578A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE3751899T2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
HK (1) HK1004301A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
SG (1) SG52388A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1014375B (zh) * 1988-08-11 1991-10-16 东芝株式会社 彩色显象管
US5327043A (en) * 1992-07-15 1994-07-05 Rca Thomson Licensing Corporation Internal magnetic shield-frame mounting means
US6034744A (en) * 1994-08-11 2000-03-07 Lg Electronics Inc. Magnetism shield for cathode ray tube
JPH09100272A (ja) * 1995-08-02 1997-04-15 Nippon Bayeragrochem Kk 除草性チオカルバモイルテトラゾリノン類
KR200147273Y1 (ko) * 1995-09-25 1999-06-15 손욱 칼라 음극선관용 마스크 프레임과 인너 시일드의 어셈블리
US6005341A (en) * 1996-10-31 1999-12-21 Lg Electronics Inc. Shield for a cathode ray tube
US6016307A (en) 1996-10-31 2000-01-18 Connect One, Inc. Multi-protocol telecommunications routing optimization
US6473404B1 (en) 1998-11-24 2002-10-29 Connect One, Inc. Multi-protocol telecommunications routing optimization
TW434631B (en) * 1996-11-30 2001-05-16 Lg Electronics Inc Flat cathode-ray tube
KR20030010096A (ko) * 2001-07-25 2003-02-05 엘지.필립스디스플레이(주) 칼라 음극선관의 외부 자계 차폐구조체
US20070108883A1 (en) * 2004-08-12 2007-05-17 Peter Finkel Unified magnetic shielding of tensioned mask/frame assembly and internal magnetic shield

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3549932A (en) * 1969-04-04 1970-12-22 Motorola Inc Color television tube with shadow mask assembly provided with shield for reducing x-ray radiation and the effect of stray magnetic fields
GB1356440A (en) * 1970-07-07 1974-06-12 Licentia Gmbh Colour television tube
NL8003608A (nl) * 1980-06-23 1982-01-18 Philips Nv Kleurenbeeldbuis.
JPS59105762U (ja) * 1982-12-29 1984-07-16 三菱電機株式会社 カラ−陰極線管
US4839556A (en) * 1983-02-25 1989-06-13 Rca Licensing Corporation Cathode-ray tube having an improved shadow mask contour
US4571521A (en) * 1983-08-23 1986-02-18 North American Philips Consumer Electronics Corp. Color CRT with arc suppression structure
US4698545A (en) * 1984-09-26 1987-10-06 Kabushiki Kaisha Toshiba Color picture tube having a shadow mask with a Cr enriched layer
US4622490A (en) * 1985-02-28 1986-11-11 Rca Corporation Cathode-ray tube with an internal magnetic shield

Also Published As

Publication number Publication date
JPH053099B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-01-14
JPS62281239A (ja) 1987-12-07
US4694216A (en) 1987-09-15
SG52388A1 (en) 1998-09-28
KR950000344B1 (ko) 1995-01-13
KR870011657A (ko) 1987-12-24
EP0247793A2 (en) 1987-12-02
CN1007387B (zh) 1990-03-28
CA1274578A (en) 1990-09-25
EP0247793B1 (en) 1996-09-11
DE3751899T2 (de) 1997-03-06
DE3751899D1 (de) 1996-10-17
EP0247793A3 (en) 1989-05-17
CN87103911A (zh) 1987-12-09

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PE Patent expired

Effective date: 20070520