CA1018235A - Shadow mask with electron-absorbing layer - Google Patents

Shadow mask with electron-absorbing layer

Info

Publication number
CA1018235A
CA1018235A CA205,252A CA205252A CA1018235A CA 1018235 A CA1018235 A CA 1018235A CA 205252 A CA205252 A CA 205252A CA 1018235 A CA1018235 A CA 1018235A
Authority
CA
Canada
Prior art keywords
electron
absorbing layer
shadow mask
shadow
mask
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.)
Expired
Application number
CA205,252A
Other languages
English (en)
Other versions
CA205252S (en
Inventor
Roelof E. Schuil
Robert R. Bathelt
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA1018235A publication Critical patent/CA1018235A/en
Expired legal-status Critical Current

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
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H01J19/32—Anodes
    • H01J19/36—Cooling of anodes
    • 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
    • H01J29/006—Arrangements for eliminating unwanted temperature effects
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0027—Mitigation of temperature effects
CA205,252A 1973-07-26 1974-07-22 Shadow mask with electron-absorbing layer Expired CA1018235A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7310372A NL7310372A (nl) 1973-07-26 1973-07-26 Kathodestraalbuis voor het weergeven van gekleurde beelden.

Publications (1)

Publication Number Publication Date
CA1018235A true CA1018235A (en) 1977-09-27

Family

ID=19819325

Family Applications (1)

Application Number Title Priority Date Filing Date
CA205,252A Expired CA1018235A (en) 1973-07-26 1974-07-22 Shadow mask with electron-absorbing layer

Country Status (7)

Country Link
US (1) US3887828A (nl)
JP (1) JPS5044771A (nl)
CA (1) CA1018235A (nl)
DE (1) DE2433498A1 (nl)
FR (1) FR2246053B1 (nl)
GB (1) GB1475598A (nl)
NL (1) NL7310372A (nl)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3125075C2 (de) * 1980-07-16 1987-01-15 N.V. Philips' Gloeilampenfabrieken, Eindhoven Farbbildröhre
JPH0738295B2 (ja) * 1983-08-16 1995-04-26 株式会社東芝 カラー受像管
JPS6072143A (ja) * 1983-09-28 1985-04-24 Toshiba Corp カラ−受像管
EP0144022B1 (en) * 1983-11-18 1989-02-22 Kabushiki Kaisha Toshiba Color picture tube
JPS61273835A (ja) * 1985-05-29 1986-12-04 Mitsubishi Electric Corp シヤドウマスクの製造方法
EP0392615B1 (en) * 1989-04-13 1994-07-27 Koninklijke Philips Electronics N.V. Colour display tube and display device comprising such a colour display tube
US6320306B1 (en) * 1996-08-05 2001-11-20 Samsung Display Devices Co., Ltd. Shadow mask with porous insulating layer and heavy metal layer
DE19654613C2 (de) * 1996-12-20 2001-07-19 Samsung Display Devices Co Ltd Schattenmaske mit Dämmschicht und Verfahren zu ihrer Herstellung
KR100434408B1 (ko) * 2002-05-29 2004-06-04 엘지.필립스디스플레이(주) 컬러 평면 디스플레이용 소자

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2971117A (en) * 1956-03-01 1961-02-07 Rca Corp Color-kinescopes, etc.
US2886730A (en) * 1957-02-25 1959-05-12 Corning Glass Works Aperture mask coating to prevent cathode poisoning

Also Published As

Publication number Publication date
JPS5044771A (nl) 1975-04-22
NL7310372A (nl) 1975-01-28
US3887828A (en) 1975-06-03
FR2246053A1 (nl) 1975-04-25
FR2246053B1 (nl) 1977-07-01
DE2433498A1 (de) 1975-02-13
GB1475598A (en) 1977-06-01

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