GB1306766A

GB1306766A – Black-surround colour picture tubes
– Google Patents

GB1306766A – Black-surround colour picture tubes
– Google Patents
Black-surround colour picture tubes

Info

Publication number
GB1306766A

GB1306766A
GB3058171A
GB1306766DA
GB1306766A
GB 1306766 A
GB1306766 A
GB 1306766A
GB 3058171 A
GB3058171 A
GB 3058171A
GB 1306766D A
GB1306766D A
GB 1306766DA
GB 1306766 A
GB1306766 A
GB 1306766A
Authority
GB
United Kingdom
Prior art keywords
deposits
black
picture tubes
colour picture
screen
Prior art date
1970-02-24
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
GB3058171A
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.)

Zenith Electronics LLC

Original Assignee
Zenith Radio 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.)
1970-02-24
Filing date
1971-06-30
Publication date
1973-02-14

1971-06-30
Application filed by Zenith Radio Corp
filed
Critical
Zenith Radio Corp

1973-02-14
Publication of GB1306766A
publication
Critical
patent/GB1306766A/en

Status
Expired
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

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

H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored

H01J29/18—Luminescent screens

H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines

H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television

H01J29/327—Black matrix materials

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

H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored

H01J29/18—Luminescent screens

H01J29/28—Luminescent screens with protective, conductive or reflective layers

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

H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored

H01J29/18—Luminescent screens

H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines

H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television

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

H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored

H01J29/18—Luminescent screens

H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines

H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television

H01J29/322—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television with adjacent dots

H—ELECTRICITY

H01—ELECTRIC ELEMENTS

H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS

H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps

H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel

H01J9/22—Applying luminescent coatings

H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines

H01J9/2278—Application of light absorbing material, e.g. between the luminescent areas

Abstract

1306766 Cathode ray tubes ZENITH RADIO CORP 30 June 1971 30581/71 Heading H1D A screen for a colour cathode ray tube consists of deposits 11g1, 11b1, 11r1 of phosphors, the deposits being separated by light absorbing material 13, and a first diffusely reflecting layer 15 which extends over the phosphor deposits and the material 13 and a second diffusely reflecting layer 14 which extends only over the material 13. In another embodiment, Fig. 6, (not shown), the phosphor deposits do not overlap the material 13 and there is no space between the two reflecting layers. Processes for manufacturing the screen are described

GB3058171A
1970-02-24
1971-06-30
Black-surround colour picture tubes

Expired

GB1306766A
(en)

Applications Claiming Priority (4)

Application Number
Priority Date
Filing Date
Title

US1356470A

1970-02-24
1970-02-24

GB3058171

1971-06-30

NL7109250A

NL7109250A
(en)

1970-02-24
1971-07-05

DE19712135132

DE2135132B2
(en)

1970-02-24
1971-07-09

SCREEN FOR COLOR CATHODE BEAM TUBES

Publications (1)

Publication Number
Publication Date

GB1306766A
true

GB1306766A
(en)

1973-02-14

Family
ID=27431280
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

GB3058171A
Expired

GB1306766A
(en)

1970-02-24
1971-06-30
Black-surround colour picture tubes

Country Status (4)

Country
Link

US
(1)

US3614503A
(en)

DE
(1)

DE2135132B2
(en)

GB
(1)

GB1306766A
(en)

NL
(1)

NL7109250A
(en)

Cited By (3)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

GB2000366A
(en)

*

1977-06-16
1979-01-04
Philips Nv
Cathode ray tube screen

US4757234A
(en)

*

1983-11-26
1988-07-12
Futaba Denshi Kogyo Kabushiki Kaisha
Fluorescent display device

EP0410386A2
(en)

*

1989-07-27
1991-01-30
Kabushiki Kaisha Toshiba
Color picture tube

Families Citing this family (15)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

JPS4840654B1
(en)

*

1969-07-31
1973-12-01

US3988632A
(en)

*

1971-10-06
1976-10-26
Zenith Radio Corporation
Black-surround color picture tube

US3879632A
(en)

*

1971-10-18
1975-04-22
Zenith Radio Corp
High-brightness, high-contrast cathode-ray tube faceplate panel

US3858081A
(en)

*

1973-05-07
1974-12-31
Gte Sylvania Inc
Cathode ray tube screen structure utilizing adjuvant excitation

US3858083A
(en)

*

1973-05-07
1974-12-31
Gte Sylvania Inc
Cathode ray tube screen structure

JPS5412259A
(en)

*

1977-06-29
1979-01-29
Hitachi Ltd
Color picture tube

DE2855142C2
(en)

*

1978-12-20
1985-01-17
Siemens AG, 1000 Berlin und 8000 München

Luminous screen of a picture display tube

DE2855090C2
(en)

*

1978-12-20
1980-09-18
Siemens Ag, 1000 Berlin Und 8000 Muenchen

Fluorescent screen for flat picture display devices

US4392077A
(en)

*

1979-02-14
1983-07-05
Zenith Radio Corporation
Deeply filtered television image display

JPS57158922A
(en)

*

1981-03-27
1982-09-30
Hitachi Ltd
Method for forming fluorescent screen of color picture tube

US4556620A
(en)

*

1983-12-27
1985-12-03
Rca Corporation
Image display including a light-absorbing matrix of zinc-iron sulfide and method of preparation

JPH02187741A
(en)

*

1989-01-17
1990-07-23
Pioneer Electron Corp
Fluorescent screen

FR2647259A1
(en)

*

1989-05-16
1990-11-23
Thomson Tubes Electroniques

ELECTRONIC DISPLAY TUBE WITH BLACK NETWORK BETWEEN LUMINOPHORES

JPH0343940A
(en)

*

1989-07-11
1991-02-25
Toshiba Corp
Color image receiving tube

JP3035983B2
(en)

*

1989-11-09
2000-04-24
ソニー株式会社

Manufacturing method of cathode ray tube

Family Cites Families (3)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US3365292A
(en)

*

1968-01-23
Rauland Corp
Method of establishing a light absorbing design on a screen structure of an image reproducer

US3146368A
(en)

*

1961-04-04
1964-08-25
Rauland Corp
Cathode-ray tube with color dots spaced by light absorbing areas

US3519868A
(en)

*

1967-07-17
1970-07-07
Peter Schwarz
Color television tube shadow mask provided with concave mirrors surrounding each aperture and facing the phosphor screen

1970

1970-02-24
US
US13564A
patent/US3614503A/en
not_active
Expired – Lifetime

1971

1971-06-30
GB
GB3058171A
patent/GB1306766A/en
not_active
Expired

1971-07-05
NL
NL7109250A
patent/NL7109250A/xx
unknown

1971-07-09
DE
DE19712135132
patent/DE2135132B2/en
active
Pending

Cited By (5)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

GB2000366A
(en)

*

1977-06-16
1979-01-04
Philips Nv
Cathode ray tube screen

GB2000366B
(en)

*

1977-06-16
1982-01-27
Philips Nv
Colour display tube and screen therefor

US4757234A
(en)

*

1983-11-26
1988-07-12
Futaba Denshi Kogyo Kabushiki Kaisha
Fluorescent display device

EP0410386A2
(en)

*

1989-07-27
1991-01-30
Kabushiki Kaisha Toshiba
Color picture tube

EP0410386A3
(en)

*

1989-07-27
1991-08-14
Kabushiki Kaisha Toshiba
Color picture tube

Also Published As

Publication number
Publication date

DE2135132B2
(en)

1972-11-16

DE2135132A1
(en)

1972-11-16

US3614503A
(en)

1971-10-19

NL7109250A
(en)

1973-01-09

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(en)

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(en)

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Legal Events

Date
Code
Title
Description

1973-06-27
PS
Patent sealed [section 19, patents act 1949]

1978-02-01
PLNP
Patent lapsed through nonpayment of renewal fees

Download PDF in English

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