EP1079412A3 - Television tube - Google Patents

Television tube Download PDF

Info

Publication number
EP1079412A3
EP1079412A3 EP00117079A EP00117079A EP1079412A3 EP 1079412 A3 EP1079412 A3 EP 1079412A3 EP 00117079 A EP00117079 A EP 00117079A EP 00117079 A EP00117079 A EP 00117079A EP 1079412 A3 EP1079412 A3 EP 1079412A3
Authority
EP
European Patent Office
Prior art keywords
television tube
funnel
screen
shape
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.)
Withdrawn
Application number
EP00117079A
Other languages
German (de)
French (fr)
Other versions
EP1079412A2 (en
Inventor
Stefan Hergott
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.)
Schott AG
Carl Zeiss AG
Original Assignee
Carl Zeiss AG
Schott Glaswerke AG
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 Carl Zeiss AG, Schott Glaswerke AG filed Critical Carl Zeiss AG
Publication of EP1079412A2 publication Critical patent/EP1079412A2/en
Publication of EP1079412A3 publication Critical patent/EP1079412A3/en
Withdrawn legal-status Critical Current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
    • 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

Landscapes

  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)

Abstract

Die Erfindung betrifft eine Fernsehröhre mit einem Bildschirm und einem Trichter.The invention relates to a television tube with a screen and a Funnel.

Gemäß der Erfindung hat wenigstens die Frontfläche des Bildschirmes die Form eines geometrischen Rechteckes oder wenigstens annähernd eine solche Form. Der Trichter hat im Anschlußbereich eine entsprechende Kontur.

Figure 00000001
According to the invention, at least the front surface of the screen has the shape of a geometric rectangle or at least approximately such a shape. The funnel has a corresponding contour in the connection area.
Figure 00000001
EP00117079A 1999-08-21 2000-08-09 Television tube Withdrawn EP1079412A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19939794 1999-08-21
DE19939794 1999-08-21

Publications (2)

Publication Number Publication Date
EP1079412A2 EP1079412A2 (en) 2001-02-28
EP1079412A3 true EP1079412A3 (en) 2002-11-27

Family

ID=7919228

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00117079A Withdrawn EP1079412A3 (en) 1999-08-21 2000-08-09 Television tube

Country Status (3)

Country Link
US (1) US6570316B1 (en)
EP (1) EP1079412A3 (en)
JP (1) JP2001093444A (en)

Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB513650A (en) * 1937-03-31 1939-10-18 Hygrade Sylvania Corp Improvements in closures for evacuated envelopes
DE947719C (en) * 1949-09-13 1956-08-23 Philips Nv Electron beam tube with a rectangular, curved glass screen that is fused to a metal truncated pyramid
US3493356A (en) * 1968-10-28 1970-02-03 Motorola Inc Process for producing a color cathode ray tube having a prestressed faceplate panel
JPS6086739A (en) * 1983-10-17 1985-05-16 Sony Corp Television receiver
US4675571A (en) * 1983-12-06 1987-06-23 U.S. Philips Corporation Color display tube
US4786840A (en) * 1983-02-25 1988-11-22 Rca Licensing Corporation Cathode-ray tube having a faceplate panel with a substantially planar periphery
DE4114606A1 (en) * 1990-05-11 1991-11-21 Videocolor Spa CATHODE RAY TUBES WITH SCREEN SUPPORT PLATE WITH IMPROVED 16: 9 SIDE RATIO
US5248914A (en) * 1990-12-26 1993-09-28 Zenith Electronics Corporation In process tension mask CRT panel with peripheral bodies
EP0860852A2 (en) * 1997-02-24 1998-08-26 Mitsubishi Denki Kabushiki Kaisha Color cathode ray tube panel
DE29907050U1 (en) * 1999-04-21 1999-07-29 Schott Glas, 55122 Mainz Picture tube funnel and device for its production

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4121257A (en) 1977-02-28 1978-10-17 Rca Corporation Cathode-ray tube with double tension band
JP3376260B2 (en) 1997-11-14 2003-02-10 株式会社東芝 Cathode ray tube device

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB513650A (en) * 1937-03-31 1939-10-18 Hygrade Sylvania Corp Improvements in closures for evacuated envelopes
DE947719C (en) * 1949-09-13 1956-08-23 Philips Nv Electron beam tube with a rectangular, curved glass screen that is fused to a metal truncated pyramid
US3493356A (en) * 1968-10-28 1970-02-03 Motorola Inc Process for producing a color cathode ray tube having a prestressed faceplate panel
US4786840A (en) * 1983-02-25 1988-11-22 Rca Licensing Corporation Cathode-ray tube having a faceplate panel with a substantially planar periphery
JPS6086739A (en) * 1983-10-17 1985-05-16 Sony Corp Television receiver
US4675571A (en) * 1983-12-06 1987-06-23 U.S. Philips Corporation Color display tube
DE4114606A1 (en) * 1990-05-11 1991-11-21 Videocolor Spa CATHODE RAY TUBES WITH SCREEN SUPPORT PLATE WITH IMPROVED 16: 9 SIDE RATIO
US5248914A (en) * 1990-12-26 1993-09-28 Zenith Electronics Corporation In process tension mask CRT panel with peripheral bodies
EP0860852A2 (en) * 1997-02-24 1998-08-26 Mitsubishi Denki Kabushiki Kaisha Color cathode ray tube panel
DE29907050U1 (en) * 1999-04-21 1999-07-29 Schott Glas, 55122 Mainz Picture tube funnel and device for its production

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 009, no. 230 (E - 343) 17 September 1985 (1985-09-17) *

Also Published As

Publication number Publication date
JP2001093444A (en) 2001-04-06
EP1079412A2 (en) 2001-02-28
US6570316B1 (en) 2003-05-27

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Owner name: SCHOTT GLAS

Owner name: CARL-ZEISS-STIFTUNG TRADING AS SCHOTT GLAS