ATE48922T1 - Verfahren zum herstellen einer schattenmaske, nach einem solchen verfahren hergestellte schattenmaske und farbbildroehre mit einer solchen maske. - Google Patents

Verfahren zum herstellen einer schattenmaske, nach einem solchen verfahren hergestellte schattenmaske und farbbildroehre mit einer solchen maske.

Info

Publication number
ATE48922T1
ATE48922T1 AT87200054T AT87200054T ATE48922T1 AT E48922 T1 ATE48922 T1 AT E48922T1 AT 87200054 T AT87200054 T AT 87200054T AT 87200054 T AT87200054 T AT 87200054T AT E48922 T1 ATE48922 T1 AT E48922T1
Authority
AT
Austria
Prior art keywords
shadow mask
mask
annealing treatment
gas atmosphere
drawing process
Prior art date
Application number
AT87200054T
Other languages
English (en)
Inventor
Den Berg Adrianus Henricus Van
Holstlaan
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Application granted granted Critical
Publication of ATE48922T1 publication Critical patent/ATE48922T1/de

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
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
    • H01J9/142—Manufacture of electrodes or electrode systems of non-emitting electrodes of 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
    • H01J2229/0777—Coatings
    • H01J2229/0783—Coatings improving thermal radiation properties

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Heat Treatment Of Sheet Steel (AREA)
  • Preparing Plates And Mask In Photomechanical Process (AREA)
AT87200054T 1986-01-23 1987-01-16 Verfahren zum herstellen einer schattenmaske, nach einem solchen verfahren hergestellte schattenmaske und farbbildroehre mit einer solchen maske. ATE48922T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8600141A NL8600141A (nl) 1986-01-23 1986-01-23 Werkwijze voor het vervaardigen van een schaduwmasker, schaduwmasker vervaardigd volgens zulk een werkwijze en kleurenbeeldbuis voorzien van zulk een schaduwmasker.
EP87200054A EP0233658B1 (de) 1986-01-23 1987-01-16 Verfahren zum Herstellen einer Schattenmaske, nach einem solchen Verfahren hergestellte Schattenmaske und Farbbildröhre mit einer solchen Maske

Publications (1)

Publication Number Publication Date
ATE48922T1 true ATE48922T1 (de) 1990-01-15

Family

ID=19847453

Family Applications (1)

Application Number Title Priority Date Filing Date
AT87200054T ATE48922T1 (de) 1986-01-23 1987-01-16 Verfahren zum herstellen einer schattenmaske, nach einem solchen verfahren hergestellte schattenmaske und farbbildroehre mit einer solchen maske.

Country Status (8)

Country Link
US (1) US5026312A (de)
EP (1) EP0233658B1 (de)
JP (1) JPH07111871B2 (de)
CN (1) CN1008027B (de)
AT (1) ATE48922T1 (de)
DD (1) DD254463A5 (de)
DE (1) DE3761237D1 (de)
NL (1) NL8600141A (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3639657A1 (de) * 1986-11-20 1988-06-01 Philips Patentverwaltung Verfahren zum reinigen von metallbauteilen fuer kathodenstrahlroehren
US4769089A (en) * 1987-08-25 1988-09-06 Allegheny Ludlum Corporation Method of annealing an aperture shadow mask for a color cathode ray tube
IT1251416B (it) * 1991-10-23 1995-05-09 Videocolor Spa Processo di fabbricazione di una maschera di selezione dei colori per un tubo a raggi catodici e dispositivo per la realizzazione di tale processo
BE1008028A4 (nl) * 1994-01-17 1995-12-12 Philips Electronics Nv Werkwijze voor het vervaardigen van een schaduwmasker van het nikkel-ijzer type.
JP2004331997A (ja) * 2003-04-30 2004-11-25 Nikko Metal Manufacturing Co Ltd シャドウマスク用高強度Ｆｅ−Ｎｉ−Ｃｏ系合金
CN101552168B (zh) * 2008-04-01 2011-03-30 四川海英电子科技有限公司 高清显示器荫罩板的生产工艺
KR102479945B1 (ko) * 2017-12-08 2022-12-22 삼성디스플레이 주식회사 마스크 시트 및 이의 제조 방법

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3909311A (en) * 1974-08-05 1975-09-30 Hitachi Ltd Shadow mask for use in color picture tube and method for fabricating same
JPS5951703B2 (ja) * 1980-06-05 1984-12-15 三菱電機株式会社 シャドウマスク用フレ−ムの黒化膜形成方法
NL8100730A (nl) * 1981-02-16 1982-09-16 Philips Nv Werkwijze voor het vervaardigen van een kleurselektie-elektrode voor een kleurenbeeldbuis.
FR2532108A1 (fr) * 1982-08-20 1984-02-24 Videocolor Sa Procede de preparation des pieces ferreuses d'un tube de television en couleurs et four pour la mise en oeuvre d'un tel procede
US4612061A (en) * 1984-03-15 1986-09-16 Kabushiki Kaisha Toshiba Method of manufacturing picture tube shadow mask
US4698545A (en) * 1984-09-26 1987-10-06 Kabushiki Kaisha Toshiba Color picture tube having a shadow mask with a Cr enriched layer

Also Published As

Publication number Publication date
CN87100407A (zh) 1987-08-12
JPS62222535A (ja) 1987-09-30
JPH07111871B2 (ja) 1995-11-29
DD254463A5 (de) 1988-02-24
DE3761237D1 (de) 1990-01-25
CN1008027B (zh) 1990-05-16
US5026312A (en) 1991-06-25
EP0233658A1 (de) 1987-08-26
NL8600141A (nl) 1987-08-17
EP0233658B1 (de) 1989-12-20

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties