FR1344220A - Grid for electron tubes - Google Patents

Grid for electron tubes

Info

Publication number: FR1344220A
Authority: FR; France
Prior art keywords: grid; electron tubes; tubes; electron
Prior art date: 1962-03-02
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

FR889759A

Other languages

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.)

Compagnie Francaise Thomson Houston SA

Original Assignee

Compagnie Francaise Thomson Houston SA

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.)

1962-03-02

Filing date

1962-03-02

Publication date

1963-11-29

1962-03-02 Application filed by Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA

1962-03-02 Priority to FR889759A priority Critical patent/FR1344220A/en

1963-02-22 Priority to ES285347A priority patent/ES285347A1/en

1963-02-27 Priority to NL63289517A priority patent/NL139841B/en

1963-02-28 Priority to CH253963A priority patent/CH415872A/en

1963-02-28 Priority to GB8073/63A priority patent/GB1011587A/en

1963-03-01 Priority to DE1963C0029281 priority patent/DE1194988C2/en

1963-04-02 Priority to US269919A priority patent/US3307063A/en

1963-11-29 Application granted granted Critical

1963-11-29 Publication of FR1344220A publication Critical patent/FR1344220A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/28—Non-electron-emitting electrodes; Screens
- H01J19/30—Non-electron-emitting electrodes; Screens characterised by the material
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0012—Constructional arrangements
- H01J2893/0019—Chemical composition and manufacture
- H01J2893/002—Chemical composition and manufacture chemical
- H01J2893/0021—Chemical composition and manufacture chemical carbon

FR889759A 1962-03-02 1962-03-02 Grid for electron tubes Expired FR1344220A (en)

Priority Applications (7)

Application Number	Priority Date	Filing Date	Title
FR889759A FR1344220A (en)	1962-03-02	1962-03-02	Grid for electron tubes
ES285347A ES285347A1 (en)	1962-03-02	1963-02-22	Improvements introduced in the manufacture of gratings for electronic pipes (Machine-translation by Google Translate, not legally binding)
NL63289517A NL139841B (en)	1962-03-02	1963-02-27	GRID ELECTRODE FOR AN ELECTRONIC DISCHARGE DEVICE.
CH253963A CH415872A (en)	1962-03-02	1963-02-28	Grid for electron tubes
GB8073/63A GB1011587A (en)	1962-03-02	1963-02-28	Grid electrode
DE1963C0029281 DE1194988C2 (en)	1962-03-02	1963-03-01	GRID ELECTRODE FOR HIGH-VACUUM ELECTRON TUBES
US269919A US3307063A (en)	1962-03-02	1963-04-02	Grid electrode made of pyrolytic graphite

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
FR889759A FR1344220A (en)	1962-03-02	1962-03-02	Grid for electron tubes

Publications (1)

Publication Number	Publication Date
FR1344220A true FR1344220A (en)	1963-11-29

Family

ID=8773876

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR889759A Expired FR1344220A (en)	1962-03-02	1962-03-02	Grid for electron tubes

Country Status (7)

Country	Link
US (1)	US3307063A (en)
CH (1)	CH415872A (en)
DE (1)	DE1194988C2 (en)
ES (1)	ES285347A1 (en)
FR (1)	FR1344220A (en)
GB (1)	GB1011587A (en)
NL (1)	NL139841B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2345804A1 (en) *	1976-03-27	1977-10-21	Philips Nv	PROCESS FOR THE REALIZATION OF ELECTRODES IN THE FORM OF A GRID FOR ELECTRONIC TUBES AND ELECTRODE SO REALIZED
FR2353131A1 (en) *	1976-05-28	1977-12-23	Philips Nv	ELECTRODE, ESPECIALLY IN THE FORM OF A GRID, FOR ELECTRONIC TUBES AND ITS MANUFACTURING PROCESS
EP0009444A1 (en) *	1978-09-19	1980-04-02	Thomson-Csf	Process for making pyrolytic graphite grid electrodes for electron tubes

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1523248A (en) *	1967-03-07	1968-05-03	Thomson Houston Comp Francaise	Improvements in methods of manufacturing electrodes in the form of grids for electron tubes, electrodes manufactured using these improved methods and electron tubes containing such electrodes
FR1593831A (en) *	1967-12-13	1970-06-01
DE2450261C3 (en) *	1974-10-23	1980-06-26	Philips Patentverwaltung Gmbh, 2000 Hamburg	Process for the production of grid electrodes for electron tubes
FR2432215A1 (en) *	1978-07-27	1980-02-22	Thomson Csf	ELECTRONIC TUBE WITH CYLINDRICAL GRID IN PYROLYTIC GRAPHITE
DE2838020C3 (en) *	1978-08-31	1987-06-19	Siemens AG, 1000 Berlin und 8000 München	Directly heated cathode for transmitter tubes with coaxial electrode structure
US4277718A (en) *	1979-11-07	1981-07-07	Varian Associates, Inc.	Modular electron tube with carbon grid
CS224267B1 (en) *	1980-12-24	1984-01-16	Slavomir Ing Zizka	Power tube grid
SU1149329A1 (en) *	1981-02-13	1985-04-07	Организация П/Я Х-5263	Grid electrode for electronic equipment and process for manufacturing it
NL8300191A (en) *	1983-01-19	1984-08-16	Philips Nv	ELECTRIC DISCHARGE TUBE.
NL8500220A (en) *	1985-01-28	1986-08-18	Philips Nv	ELECTRON TUBE.

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3172774A (en) *		1965-03-09		Method of forming composite graphite coated article
US1612835A (en) *	1917-01-23	1927-01-04	Siemens Ag	Intermediate electrode in incandescent cathode tube
CA353329A (en) *	1931-11-09	1935-10-01	The Canadian General Electric Company	Arc discharge apparatus
US2054234A (en) *	1933-07-29	1936-09-15	Hygrade Sylvania Corp	Electric discharge device
US2101462A (en) *	1935-03-13	1937-12-07	Farnsworth Television Inc	Grid
US2193600A (en) *	1935-04-10	1940-03-12	Westinghouse Electric & Mfg Co	Carbon grid for transmitting vacuum tubes
GB830532A (en) *	1957-07-12	1960-03-16	Standard Telephones Cables Ltd	Improvements in or relating to electron discharge tubes
NL259428A (en) *	1959-12-23
US3187502A (en) *	1961-01-23	1965-06-08	Gen Electric	Rocket nozzle
US3138434A (en) *	1961-04-26	1964-06-23	Gen Electric	Deposition method of forming a pyrolytic graphite article
FR1323676A (en) *	1962-02-28	1963-04-12	Thomson Houston Comp Francaise	electrode for electron tubes and method of its manufacture

1962
- 1962-03-02 FR FR889759A patent/FR1344220A/en not_active Expired
1963
- 1963-02-22 ES ES285347A patent/ES285347A1/en not_active Expired
- 1963-02-27 NL NL63289517A patent/NL139841B/en not_active IP Right Cessation
- 1963-02-28 CH CH253963A patent/CH415872A/en unknown
- 1963-02-28 GB GB8073/63A patent/GB1011587A/en not_active Expired
- 1963-03-01 DE DE1963C0029281 patent/DE1194988C2/en not_active Expired
- 1963-04-02 US US269919A patent/US3307063A/en not_active Expired - Lifetime

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2345804A1 (en) *	1976-03-27	1977-10-21	Philips Nv	PROCESS FOR THE REALIZATION OF ELECTRODES IN THE FORM OF A GRID FOR ELECTRONIC TUBES AND ELECTRODE SO REALIZED
FR2353131A1 (en) *	1976-05-28	1977-12-23	Philips Nv	ELECTRODE, ESPECIALLY IN THE FORM OF A GRID, FOR ELECTRONIC TUBES AND ITS MANUFACTURING PROCESS
EP0009444A1 (en) *	1978-09-19	1980-04-02	Thomson-Csf	Process for making pyrolytic graphite grid electrodes for electron tubes

Also Published As

Publication number	Publication date
DE1194988B (en)	1965-06-16
ES285347A1 (en)	1963-06-16
GB1011587A (en)	1965-12-01
CH415872A (en)	1966-06-30
NL139841B (en)	1973-09-17
DE1194988C2 (en)	1976-01-15
US3307063A (en)	1967-02-28

Publication	Publication Date	Title
FR1344220A (en)	1963-11-29	Grid for electron tubes
CH405528A (en)	1966-01-15	Electron beam furnace
AT246237B (en)	1966-04-12	Photocathode
NL148737B (en)	1976-02-16	ELECTRON TUBE.
FR1457839A (en)	1966-11-04	Cathode for electron tubes
CH401286A (en)	1965-10-31	electron microscope
CH403089A (en)	1965-11-30	Electron tube
CH413146A (en)	1966-05-15	electron microscope
CH411159A (en)	1966-04-15	electron microscope
FR1231582A (en)	1960-09-30	Grid for electron tubes
FR1259833A (en)	1961-04-28	Grid for electron tubes
FR1348340A (en)	1964-01-04	Grid support for electron tubes
FR1212582A (en)	1960-03-24	Grid for electron tubes
FR1368473A (en)	1964-07-31	Cathode ray tubes
AT257965B (en)	1967-11-10	Electron beam furnace
FR1213311A (en)	1960-03-31	Advanced grid for electron tubes
FR1385465A (en)	1965-01-15	Miniature grid for microwave electron tubes
FR1356083A (en)	1964-03-20	Cathode ray tubes
FR1358076A (en)	1964-04-10	Grid winder especially for electronic tubes
AU265830B2 (en)	1965-02-18	Grid for electron tubes
FR1343846A (en)	1963-11-22	Separation grid
FR1122559A (en)	1956-09-10	Grid for electron tubes
CH422864A (en)	1966-10-31	cathode ray tube
BE614515A (en)	1962-06-18	Grid type refrigerant installations
FR1370652A (en)	1964-08-28	Cathode assembly for electron tubes

FR1344220A - Grid for electron tubes - Google Patents

Info

Links

Classifications

Priority Applications (7)

Applications Claiming Priority (1)

Publications (1)

Family

ID=8773876

Family Applications (1)

Country Status (7)

Cited By (3)

Families Citing this family (10)

Family Cites Families (11)

Cited By (3)

Also Published As

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