HK1000177A1 - Iron-nickel alloy shadow mask for a color cathode-ray tube - Google Patents

Iron-nickel alloy shadow mask for a color cathode-ray tube

Info

Publication number
HK1000177A1
HK1000177A1 HK97101693A HK97101693A HK1000177A1 HK 1000177 A1 HK1000177 A1 HK 1000177A1 HK 97101693 A HK97101693 A HK 97101693A HK 97101693 A HK97101693 A HK 97101693A HK 1000177 A1 HK1000177 A1 HK 1000177A1
Authority
HK
Hong Kong
Prior art keywords
iron
ray tube
shadow mask
nickel alloy
color cathode
Prior art date
Application number
HK97101693A
Other languages
English (en)
Inventor
Tong Hua-Sou
Original Assignee
Rca Thomson Licensing 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 Rca Thomson Licensing Corp filed Critical Rca Thomson Licensing Corp
Publication of HK1000177A1 publication Critical patent/HK1000177A1/xx

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
    • H01J29/07—Shadow masks for colour television tubes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/07—Shadow masks
    • H01J2229/0727—Aperture plate
    • H01J2229/0733—Aperture plate characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/07—Shadow masks
    • H01J2229/0727—Aperture plate
    • H01J2229/0777—Coatings
    • H01J2229/0783—Coatings improving thermal radiation properties
HK97101693A 1987-02-27 1997-08-30 Iron-nickel alloy shadow mask for a color cathode-ray tube HK1000177A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1985887A 1987-02-27 1987-02-27
US07/129,369 US4751424A (en) 1987-02-27 1987-11-30 Iron-nickel alloy shadow mask for a color cathode-ray tube

Publications (1)

Publication Number Publication Date
HK1000177A1 true HK1000177A1 (en) 1998-01-16

Family

ID=26692686

Family Applications (1)

Application Number Title Priority Date Filing Date
HK97101693A HK1000177A1 (en) 1987-02-27 1997-08-30 Iron-nickel alloy shadow mask for a color cathode-ray tube

Country Status (7)

Country Link
US (1) US4751424A (fr)
EP (1) EP0280512B1 (fr)
KR (1) KR950005582B1 (fr)
CN (1) CN1011272B (fr)
DE (1) DE3875255T2 (fr)
HK (1) HK1000177A1 (fr)
PL (1) PL158628B1 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0317930A (ja) * 1989-06-13 1991-01-25 Mitsubishi Electric Corp カラーブラウン管の製造方法
JP3237080B2 (ja) * 1990-04-26 2001-12-10 大日本印刷株式会社 シャドウマスク
US5127965A (en) * 1990-07-17 1992-07-07 Nkk Corporation Fe-ni alloy sheet for shadow mask and method for manufacturing same
US5562783A (en) * 1992-01-24 1996-10-08 Nkk Corporation Alloy sheet for shadow mask
US5620535A (en) * 1992-01-24 1997-04-15 Nkk Corporation Alloy sheet for shadow mask
US5456771A (en) * 1992-01-24 1995-10-10 Nkk Corporation Thin Fe-Ni alloy sheet for shadow mask
EP0561120B1 (fr) * 1992-01-24 1996-06-12 Nkk Corporation TÔle mince en alliage de Fe-Ni pour masque d'ombre et sa méthode de fabrication
US5453138A (en) * 1992-02-28 1995-09-26 Nkk Corporation Alloy sheet
JPH07254373A (ja) * 1994-01-26 1995-10-03 Toshiba Corp カラー受像管及びその製造方法
JPH1040826A (ja) * 1996-07-24 1998-02-13 Nec Kansai Ltd カラー陰極線管用シャドウマスク
US6320306B1 (en) * 1996-08-05 2001-11-20 Samsung Display Devices Co., Ltd. Shadow mask with porous insulating layer and heavy metal layer
JPH11310853A (ja) * 1998-04-30 1999-11-09 Dainippon Printing Co Ltd カラーブラウン管用の展張型マスク
US6720722B2 (en) 2002-03-13 2004-04-13 Thomson Licensing S.A. Color picture tube having a low expansion tensioned mask attached to a higher expansion frame
US20050274438A1 (en) * 2004-06-09 2005-12-15 Hasek David R Alloys having low coefficient of thermal expansion and methods of making same

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2643949A (en) * 1951-07-10 1953-06-30 Molybdenum Corp Method for the production of iron and steel
US3087234A (en) * 1960-03-14 1963-04-30 Du Pont Iron group metals having submicron particles of refractory oxides uniformly dispersed therein
US3630724A (en) * 1968-04-17 1971-12-28 Hitachi Ltd Alloy having a low thermal expansion coefficient and a high spring bending limit
US3657026A (en) * 1969-07-28 1972-04-18 Westinghouse Electric Corp High initial permeability fe-48ni product and process for manufacturing same
US4082580A (en) * 1969-08-12 1978-04-04 Vacuumschmelze Gmbh Iron-nickel-molybdenum alloy having improved stability and high initial permeability
JPS512895B2 (fr) * 1971-08-06 1976-01-29
JPS4853668A (fr) * 1971-11-08 1973-07-27
JPS5569238A (en) * 1978-11-15 1980-05-24 Nisshin Steel Co Ltd Steel for shadow mask of color television braun tube
JPS5943974B2 (ja) * 1979-08-22 1984-10-25 日本鋼管株式会社 シヤドウマスクの製造方法
JPS6030727B2 (ja) * 1980-02-04 1985-07-18 日本鋼管株式会社 シヤドウマスク用素材の製造方法
JPS5880246A (ja) * 1981-11-09 1983-05-14 Toshiba Corp カラ−受像管
JPS58167770A (ja) * 1982-03-29 1983-10-04 Toshiba Corp シヤドウマスクの製造方法
EP0101919B1 (fr) * 1982-08-05 1986-09-24 Kabushiki Kaisha Toshiba Tube image couleur et méthode pour sa fabrication
JPS59149635A (ja) * 1983-01-31 1984-08-27 Toshiba Corp カラー受像管用シャドウマスク及びその製造方法
US4631439A (en) * 1983-02-25 1986-12-23 Rca Corporation Cathode-ray tube having cylindrical faceplate and shadow mask with minor axis curvatures
JPS59200721A (ja) * 1983-04-27 1984-11-14 Toshiba Corp シヤドウマスクの製造方法
US4482426A (en) * 1984-04-02 1984-11-13 Rca Corporation Method for etching apertures into a strip of nickel-iron alloy
JPS6176651A (ja) * 1984-09-21 1986-04-19 Toshiba Corp 受像管
US4734615A (en) * 1985-07-17 1988-03-29 Kabushiki Kaisha Toshiba Color cathode ray tube

Also Published As

Publication number Publication date
EP0280512B1 (fr) 1992-10-14
EP0280512A3 (en) 1989-09-06
DE3875255T2 (de) 1993-05-06
CN88101110A (zh) 1988-09-07
KR880010460A (ko) 1988-10-08
US4751424A (en) 1988-06-14
CN1011272B (zh) 1991-01-16
KR950005582B1 (ko) 1995-05-25
PL158628B1 (pl) 1992-09-30
DE3875255D1 (de) 1992-11-19
EP0280512A2 (fr) 1988-08-31
PL270885A1 (en) 1988-12-08

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)