CA2039822A1 - Ecran cathodique avec dalle de verre presentant un rapport hauteur/largeur 16 x 9 ameliore - Google Patents

Ecran cathodique avec dalle de verre presentant un rapport hauteur/largeur 16 x 9 ameliore

Info

Publication number
CA2039822A1
CA2039822A1 CA002039822A CA2039822A CA2039822A1 CA 2039822 A1 CA2039822 A1 CA 2039822A1 CA 002039822 A CA002039822 A CA 002039822A CA 2039822 A CA2039822 A CA 2039822A CA 2039822 A1 CA2039822 A1 CA 2039822A1
Authority
CA
Canada
Prior art keywords
cathode
long sides
faceplate panel
ray tube
sides
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
CA002039822A
Other languages
English (en)
Other versions
CA2039822C (fr
Inventor
Alfredo Maresca
Paolo Spina
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.)
Videocolor SpA
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2039822A1 publication Critical patent/CA2039822A1/fr
Application granted granted Critical
Publication of CA2039822C publication Critical patent/CA2039822C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H01J29/861—Vessels or containers characterised by the form or the structure thereof
    • 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
    • H01J29/86—Vessels; Containers; Vacuum locks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/86—Vessels and containers
    • H01J2229/8613—Faceplates
    • H01J2229/8616—Faceplates characterised by shape
    • H01J2229/862—Parameterised shape, e.g. expression, relationship or equation

Landscapes

  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Gas-Filled Discharge Tubes (AREA)
CA002039822A 1990-05-11 1991-04-04 Ecran cathodique avec dalle de verre presentant un rapport hauteur/largeur 16 x 9 ameliore Expired - Lifetime CA2039822C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT20271A IT1239972B (it) 1990-05-11 1990-05-11 Tubo a raggi catodici avente un pannello a lastra frontale perfezionato, con rapporto larghezza/altezza di 16/9"
IT20271A/90 1990-05-11

Publications (2)

Publication Number Publication Date
CA2039822A1 true CA2039822A1 (fr) 1991-11-12
CA2039822C CA2039822C (fr) 2001-11-20

Family

ID=11165319

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002039822A Expired - Lifetime CA2039822C (fr) 1990-05-11 1991-04-04 Ecran cathodique avec dalle de verre presentant un rapport hauteur/largeur 16 x 9 ameliore

Country Status (12)

Country Link
JP (1) JP2611885B2 (fr)
KR (1) KR940010952B1 (fr)
CN (1) CN1018968B (fr)
CA (1) CA2039822C (fr)
CS (1) CS128391A2 (fr)
CZ (1) CZ544U1 (fr)
DE (2) DE9116705U1 (fr)
FR (1) FR2662021B1 (fr)
GB (1) GB2243945B (fr)
IT (1) IT1239972B (fr)
PL (1) PL164198B1 (fr)
TR (1) TR25115A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6570316B1 (en) 1999-08-21 2003-05-27 Schott Glas Television tube having substantially linear edges

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5319280A (en) * 1991-05-06 1994-06-07 U.S. Philips Corporation Color picture tube with reduced raster distortion and flat appearing display window
KR100313829B1 (ko) * 1996-03-06 2001-12-28 니시무로 타이죠 음극선관및그제조방법
US6011350A (en) * 1996-04-25 2000-01-04 Thomson Consumer Electronics, Inc. Color picture tube faceplate panel
EP0905742A1 (fr) * 1997-03-14 1999-03-31 Kabushiki Kaisha Toshiba Tube cathodique couleur

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5146913A (ja) * 1974-10-18 1976-04-22 Matsushita Electric Ind Co Ltd Jikikirokusaiseisochi
US4483452A (en) * 1981-12-07 1984-11-20 Corning Glass Works Television bulb
NL8304181A (nl) * 1983-12-06 1985-07-01 Philips Nv Kleurenbeeldbuis.
JPH01155787A (ja) * 1987-12-14 1989-06-19 Hitachi Ltd テレビ信号受像装置
IT1239510B (it) * 1990-03-30 1993-11-03 Videocolor Spa Tubo a raggi catodici avente una lastra frontale perfezionata, con rapporto larghezza/altezza di 16/9"

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6570316B1 (en) 1999-08-21 2003-05-27 Schott Glas Television tube having substantially linear edges

Also Published As

Publication number Publication date
CA2039822C (fr) 2001-11-20
FR2662021A1 (fr) 1991-11-15
GB9108839D0 (en) 1991-06-12
FR2662021B1 (fr) 1993-12-10
JPH04229534A (ja) 1992-08-19
IT9020271A1 (it) 1991-11-11
DE4114606A1 (de) 1991-11-21
KR940010952B1 (ko) 1994-11-19
GB2243945A (en) 1991-11-13
JP2611885B2 (ja) 1997-05-21
DE9116705U1 (de) 1993-09-02
PL164198B1 (pl) 1994-06-30
IT1239972B (it) 1993-11-27
CZ544U1 (cs) 1993-08-25
CS128391A2 (en) 1991-12-17
IT9020271A0 (it) 1990-05-11
CN1056601A (zh) 1991-11-27
PL290205A1 (en) 1992-01-13
CN1018968B (zh) 1992-11-04
GB2243945B (en) 1994-05-11
TR25115A (tr) 1992-11-01
KR910020789A (ko) 1991-12-20

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed
MKEC Expiry (correction)

Effective date: 20121202