FR2452176A1 - Masque pour tube cathodique couleur - Google Patents

Masque pour tube cathodique couleur

Info

Publication number
FR2452176A1
FR2452176A1 FR8005866A FR8005866A FR2452176A1 FR 2452176 A1 FR2452176 A1 FR 2452176A1 FR 8005866 A FR8005866 A FR 8005866A FR 8005866 A FR8005866 A FR 8005866A FR 2452176 A1 FR2452176 A1 FR 2452176A1
Authority
FR
France
Prior art keywords
mask
cathode tube
color cathode
projects
color television
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.)
Granted
Application number
FR8005866A
Other languages
English (en)
Other versions
FR2452176B1 (fr
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.)
Osram Sylvania Inc
Original Assignee
GTE Products 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 GTE Products Corp filed Critical GTE Products Corp
Publication of FR2452176A1 publication Critical patent/FR2452176A1/fr
Application granted granted Critical
Publication of FR2452176B1 publication Critical patent/FR2452176B1/fr
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
    • H01J29/073—Mounting arrangements associated with shadow masks
    • 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
    • H01J2229/0716—Mounting arrangements of aperture plate to frame or vessel
    • 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
    • H01J2229/0722—Frame
    • 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
    • H01J2229/0766—Details of skirt or border
    • H01J2229/0772—Apertures, cut-outs, depressions, or the like

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)

Abstract

L'INVENTION CONCERNE LES MASQUES POUR TUBES CATHODIQUES NOTAMMENT UTILISES DANS LES RECEPTEURS DE TELEVISION EN COULEURS. ELLE A POUR BUT DE REDUIRE, DE FACON IMPORTANCE, LES TENSIONS MECANIQUES AFFECTANT LA SURFACE PERFOREE DU MASQUE. SELON L'INVENTION, LE MASQUE 19 COMPREND UN CADRE 22 SENSIBLEMENT RECTANGULAIRE RELATIVEMENT RIGIDE, DONT LES PAROIS LATERALES 24 SONT POURVUES D'UNE PLURALITE DE SAILLIES 30 ESPACEES LES UNES DES AUTRES, ET UNE PARTIE RELATIVEMENT FRAGILE COMPRENANT UNE SURFACE CONVEXE PERFOREE 20. CETTE DERNIERE PARTIE FRAGILE EST FIXEE AU CADRE PAR SOUDURE UNIQUEMENT EN DES POINTS DETERMINES DISCRETS CORRESPONDANT AUX SAILLIES 30. APPLICATION A LA TELEVISION EN COULEURS.
FR8005866A 1979-03-19 1980-03-17 Masque pour tube cathodique couleur Expired FR2452176B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/021,744 US4327307A (en) 1979-03-19 1979-03-19 Shadow mask for color cathode ray tube

Publications (2)

Publication Number Publication Date
FR2452176A1 true FR2452176A1 (fr) 1980-10-17
FR2452176B1 FR2452176B1 (fr) 1985-07-19

Family

ID=21805893

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8005866A Expired FR2452176B1 (fr) 1979-03-19 1980-03-17 Masque pour tube cathodique couleur

Country Status (4)

Country Link
US (1) US4327307A (fr)
BE (1) BE882275A (fr)
DE (1) DE3010165A1 (fr)
FR (1) FR2452176B1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4517487A (en) * 1983-03-14 1985-05-14 North American Philips Consumer Electronics Corp. Cathode ray tube internal shielding means
US4645968A (en) * 1984-05-15 1987-02-24 Rca Corporation Vibration control of color picture tube shadow mask
JPS6280941A (ja) * 1985-09-30 1987-04-14 Mitsubishi Electric Corp カラ−受像管
KR910005085B1 (ko) * 1988-02-03 1991-07-22 미쓰비시덴기 가부시기갸이샤 컬러수상관
US5554909A (en) * 1994-05-06 1996-09-10 Philips Electronics North America Corporation One dimensional tension mask-frame assembly for CRT
JP3536960B2 (ja) 1997-03-11 2004-06-14 株式会社 日立ディスプレイズ シャドウマスクを備えたカラー陰極線管
US6323589B1 (en) * 1998-02-23 2001-11-27 Kabushiki Kaisha Toshiba Color cathode ray tube having a shadow mask of improved strength
TW512389B (en) 1998-04-24 2002-12-01 Hitachi Ltd Color cathode ray tube having a shadow mask structure with curl reduced in a skirt portion thereof
KR100544112B1 (ko) * 1999-03-29 2006-01-23 삼성에스디아이 주식회사 음극선관용 마스크프레임 어셈블리
JP2001185049A (ja) * 1999-12-27 2001-07-06 Toshiba Corp シャドウマスク、ブラウン管、ブラウン管の製造方法およびその製造装置
US6828716B2 (en) * 2002-05-10 2004-12-07 Lg. Philips Displays Korea Co., Ltd. Shadow mask for color CRT

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2096323A5 (fr) * 1970-06-15 1972-02-11 Rca Corp
DE2220229A1 (de) * 1971-04-28 1972-11-02 Ergon S.P.A., Anagni, Frosinone (Italien) Lochmaske für Farbfernseh-Bildröhren
FR2178228A1 (fr) * 1972-03-30 1973-11-09 Gte Sylvania Inc
US3808493A (en) * 1971-11-08 1974-04-30 Hitachi Ltd Low thermal coefficient shadow masks with resilient supports for use in color picture tubes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3479546A (en) * 1968-06-11 1969-11-18 Buckbee Mears Co Self-supporting shadow mask for colored tv picture tubes
DE7338769U (de) * 1972-10-30 1974-04-11 Gec Lochmaske für Farbfernseh-Bildröhre

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2096323A5 (fr) * 1970-06-15 1972-02-11 Rca Corp
DE2220229A1 (de) * 1971-04-28 1972-11-02 Ergon S.P.A., Anagni, Frosinone (Italien) Lochmaske für Farbfernseh-Bildröhren
FR2134436A1 (fr) * 1971-04-28 1972-12-08 Ergon Spa
US3808493A (en) * 1971-11-08 1974-04-30 Hitachi Ltd Low thermal coefficient shadow masks with resilient supports for use in color picture tubes
FR2178228A1 (fr) * 1972-03-30 1973-11-09 Gte Sylvania Inc

Also Published As

Publication number Publication date
DE3010165A1 (de) 1980-10-02
FR2452176B1 (fr) 1985-07-19
BE882275A (fr) 1980-07-16
US4327307A (en) 1982-04-27

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse