DE2860435D1 - Colour selection electrode with elongate apertures in a colour display tube - Google Patents

Colour selection electrode with elongate apertures in a colour display tube

Info

Publication number
DE2860435D1
DE2860435D1 DE7878200260T DE2860435T DE2860435D1 DE 2860435 D1 DE2860435 D1 DE 2860435D1 DE 7878200260 T DE7878200260 T DE 7878200260T DE 2860435 T DE2860435 T DE 2860435T DE 2860435 D1 DE2860435 D1 DE 2860435D1
Authority
DE
Germany
Prior art keywords
colour
display tube
selection electrode
elongate apertures
colour display
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
DE7878200260T
Other languages
German (de)
Inventor
Gerardus Wilhelmus Plukker
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 DE2860435D1 publication Critical patent/DE2860435D1/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
    • H01J29/076—Shadow masks for colour television tubes characterised by the shape or distribution of beam-passing apertures
DE7878200260T 1977-10-26 1978-10-23 Colour selection electrode with elongate apertures in a colour display tube Expired DE2860435D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7711713A NL7711713A (en) 1977-10-26 1977-10-26 COLOR IMAGE TUBE.

Publications (1)

Publication Number Publication Date
DE2860435D1 true DE2860435D1 (en) 1981-02-26

Family

ID=19829406

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7878200260T Expired DE2860435D1 (en) 1977-10-26 1978-10-23 Colour selection electrode with elongate apertures in a colour display tube

Country Status (7)

Country Link
EP (1) EP0001673B1 (en)
JP (1) JPS5471556A (en)
CA (1) CA1121857A (en)
DE (1) DE2860435D1 (en)
ES (1) ES474452A1 (en)
IT (1) IT1099429B (en)
NL (1) NL7711713A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5814735A (en) * 1981-07-20 1983-01-27 忠見　佳彦 Manufacture of interior finish material
JPS5840745A (en) * 1981-09-02 1983-03-09 Sony Corp Color cathode-ray tube
US4631440A (en) * 1985-04-29 1986-12-23 North American Philips Consumer Electronics Corp. Color cathode ray tube having smooth screen edges
GB8708574D0 (en) * 1987-04-10 1987-05-13 Philips Nv Colour cathode ray tube
US5030881A (en) * 1990-07-02 1991-07-09 Rca Licensing Corporation Color picture tube with shadow mask having improved aperture border
US5583391A (en) * 1995-11-15 1996-12-10 Thomson Consumer Electronics, Inc. Color picture tube shadow mask having improved mask aperture pattern
KR100411512B1 (en) * 1997-01-21 2004-02-14 엘지마이크론 주식회사 Method for manufacturing effective portion of shadow mask

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7200212A (en) * 1971-01-14 1972-07-18
JPS5244511B2 (en) * 1972-08-30 1977-11-08
US3766419A (en) * 1972-11-10 1973-10-16 Rca Corp Cathode-ray tube with shadow mask having random web distribution
JPS6024533B2 (en) * 1973-12-10 1985-06-13 日本電気株式会社 How to make a shadow mask
CA1065003A (en) * 1975-05-05 1979-10-23 Albert M. Morrell Cathode ray tube having improved line-screen structure

Also Published As

Publication number Publication date
EP0001673A2 (en) 1979-05-02
CA1121857A (en) 1982-04-13
IT7829012A0 (en) 1978-10-23
EP0001673A3 (en) 1979-05-16
ES474452A1 (en) 1979-10-16
EP0001673B1 (en) 1981-01-07
JPS5471556A (en) 1979-06-08
IT1099429B (en) 1985-09-18
NL7711713A (en) 1979-05-01

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Legal Events

Date Code Title Description
8339 Ceased/non-payment of the annual fee