IT1095975B - Tubo per la riproduzione di immagini a colori - Google Patents

Tubo per la riproduzione di immagini a colori

Info

Publication number: IT1095975B
Authority: IT; Italy
Prior art keywords: reproduction; tube; color images; images; color
Prior art date: 1977-04-15

Application number

IT22251/78A

Other languages

English (en)

Other versions

IT7822251A0 (it

Original Assignee

Philips 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.)

1977-04-15

Filing date

1978-04-12

Publication date

1985-08-17

1978-04-12 Application filed by Philips Nv filed Critical Philips Nv

1978-04-12 Publication of IT7822251A0 publication Critical patent/IT7822251A0/it

1985-08-17 Application granted granted Critical

1985-08-17 Publication of IT1095975B publication Critical patent/IT1095975B/it

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
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/80—Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration, for colour switching
- H01J29/81—Arrangements for controlling the ray or beam after passing the main deflection system, e.g. for post-acceleration or post-concentration, for colour switching using shadow masks

IT22251/78A 1977-04-15 1978-04-12 Tubo per la riproduzione di immagini a colori IT1095975B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL7704130A NL7704130A (nl)	1977-04-15	1977-04-15	Kleurenbeeldbuis.

Publications (2)

Publication Number	Publication Date
IT7822251A0 IT7822251A0 (it)	1978-04-12
IT1095975B true IT1095975B (it)	1985-08-17

Family

ID=19828360

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT22251/78A IT1095975B (it)	1977-04-15	1978-04-12	Tubo per la riproduzione di immagini a colori

Country Status (11)

Country	Link
US (1)	US4207490A (it)
JP (1)	JPS5851656B2 (it)
BE (1)	BE865959A (it)
CA (1)	CA1101916A (it)
DE (1)	DE2814391C2 (it)
ES (1)	ES468779A1 (it)
FI (1)	FI781115A (it)
FR (1)	FR2387507B1 (it)
GB (1)	GB1589001A (it)
IT (1)	IT1095975B (it)
NL (1)	NL7704130A (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL7904653A (nl) *	1979-06-14	1980-12-16	Philips Nv	Kleurenbeeldbuis.
US4316126A (en) *	1979-11-23	1982-02-16	Rca Corporation	Color television picture tube with color-selection structure and method of operation thereof
US4350922A (en) *	1980-06-20	1982-09-21	Rca Corporation	Multicolor cathode-ray tube with quadrupolar focusing color-selection structure
US4311944A (en) *	1980-06-27	1982-01-19	Rca Corporation	CRT With dipolar deflection and quadrupolar-focusing color-selection structure
US4464601A (en) *	1982-08-11	1984-08-07	Rca Corporation	CRT with quadrupolar-focusing color-selection structure
US4470822A (en) *	1983-02-25	1984-09-11	Rca Corporation	Method of fabricating a metalized electrode assembly
US4514658A (en) *	1983-03-31	1985-04-30	Rca Corporation	Mesh lens focus mask for a cathode-ray tube
US4621214A (en) *	1984-04-19	1986-11-04	Rca Corporation	Color selection means having a charged insulator portion for a cathode-ray tube
US4651051A (en) *	1985-07-05	1987-03-17	Rca Corporation	Cathode-ray tube having a focusing color-selection structure and a viewing screen formed therefrom

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2099749A (en) *	1933-05-30	1937-11-23	Rca Corp	Electron tube
US3383536A (en) *	1964-09-22	1968-05-14	Westinghouse Electric Corp	Cathode ray tube generating circular beam by lineal filament critically spaced from circular aperture
US3586900A (en) *	1966-03-28	1971-06-22	Hitachi Ltd	Color tube having shadow mask lens electrode
US3502942A (en) *	1968-10-24	1970-03-24	Zenith Radio Corp	Post-deflection-focus cathode-ray tube
JPS4819107B1 (it) *	1969-09-05	1973-06-11
GB1435596A (en) *	1972-08-21	1976-05-12	Tokyo Shibaura Electric Co	Method and apparatus for making colour cathode-ray tubes
US4059781A (en) *	1974-07-17	1977-11-22	U.S. Philips Corporation	Shadow mask each aperture of which is defined by a quadrupolar lens
NL167798C (nl) *	1974-07-17	1982-01-18	Philips Nv	Elektronenstraalbuis voor het weergeven van gekleurde beelden.

1977
- 1977-04-15 NL NL7704130A patent/NL7704130A/xx not_active Application Discontinuation
1978
- 1978-04-04 DE DE2814391A patent/DE2814391C2/de not_active Expired
- 1978-04-06 US US05/893,951 patent/US4207490A/en not_active Expired - Lifetime
- 1978-04-06 CA CA300,607A patent/CA1101916A/en not_active Expired
- 1978-04-12 GB GB14328/78A patent/GB1589001A/en not_active Expired
- 1978-04-12 FI FI781115A patent/FI781115A/fi not_active Application Discontinuation
- 1978-04-12 FR FR7810777A patent/FR2387507B1/fr not_active Expired
- 1978-04-12 IT IT22251/78A patent/IT1095975B/it active
- 1978-04-13 JP JP53042712A patent/JPS5851656B2/ja not_active Expired
- 1978-04-13 BE BE186776A patent/BE865959A/xx unknown
- 1978-04-13 ES ES468779A patent/ES468779A1/es not_active Expired

Also Published As

Publication number	Publication date
US4207490A (en)	1980-06-10
DE2814391C2 (de)	1984-06-14
FI781115A (fi)	1978-10-16
CA1101916A (en)	1981-05-26
BE865959A (fr)	1978-10-13
DE2814391A1 (de)	1978-10-19
ES468779A1 (es)	1978-11-16
JPS53129578A (en)	1978-11-11
NL7704130A (nl)	1978-10-17
IT7822251A0 (it)	1978-04-12
FR2387507B1 (it)	1981-12-11
GB1589001A (en)	1981-05-07
JPS5851656B2 (ja)	1983-11-17
FR2387507A1 (it)	1978-11-10

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