IT8223938A0 - Tubo elettronico e catodo distributore con impregnante ad alta emissione. - Google Patents

Tubo elettronico e catodo distributore con impregnante ad alta emissione.

Info

Publication number: IT8223938A0
Authority: IT; Italy
Prior art keywords: impregnant; high emission; electronic tube; distributor; cathode
Prior art date: 1981-10-29

Application number

IT8223938A

Other languages

English (en)

Other versions

IT1155407B (it

Inventor

Louis Raymond Falce

Original Assignee

Varian Associates

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.)

1981-10-29

Filing date

1982-10-26

Publication date

1982-10-26

1982-10-26 Application filed by Varian Associates filed Critical Varian Associates

1982-10-26 Publication of IT8223938A0 publication Critical patent/IT8223938A0/it

1987-01-28 Application granted granted Critical

1987-01-28 Publication of IT1155407B publication Critical patent/IT1155407B/it

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/04—Cathodes
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/28—Dispenser-type cathodes, e.g. L-cathode

IT23938/82A 1981-10-29 1982-10-26 Tubo elettronico e catodo distributore con impregnante ad alta emissione IT1155407B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US31624781A	1981-10-29	1981-10-29

Publications (2)

Publication Number	Publication Date
IT8223938A0 true IT8223938A0 (it)	1982-10-26
IT1155407B IT1155407B (it)	1987-01-28

Family

ID=23228213

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT23938/82A IT1155407B (it)	1981-10-29	1982-10-26	Tubo elettronico e catodo distributore con impregnante ad alta emissione

Country Status (5)

Country	Link
JP (1)	JPS5880235A (it)
DE (1)	DE3238817A1 (it)
FR (1)	FR2515869A1 (it)
GB (1)	GB2109157A (it)
IT (1)	IT1155407B (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR930014673A (ko) *	1991-12-20	1993-07-23	김정배	함침형 음극 구조체 및 그 제조방법
FR3007192B1 (fr) *	2013-06-14	2016-12-23	Thales Sa	Canon electronique a optique amelioree
RU182187U1 (ru) *	2018-01-09	2018-08-07	Федеральное государственное бюджетное образовательное учреждение высшего образования "Саратовский государственный технический университет имени Гагарина Ю.А." (СГТУ имени Гагарина Ю.А.)	Импрегнированный катод

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4165473A (en) *	1976-06-21	1979-08-21	Varian Associates, Inc.	Electron tube with dispenser cathode
FR2469792A1 (fr) *	1979-11-09	1981-05-22	Thomson Csf	Cathode thermo-ionique, son procede de fabrication et tube electronique incorporant une telle cathode

1982
- 1982-10-20 DE DE19823238817 patent/DE3238817A1/de not_active Withdrawn
- 1982-10-25 JP JP57186232A patent/JPS5880235A/ja active Pending
- 1982-10-26 IT IT23938/82A patent/IT1155407B/it active
- 1982-10-28 GB GB08230872A patent/GB2109157A/en not_active Withdrawn
- 1982-10-29 FR FR8218208A patent/FR2515869A1/fr not_active Withdrawn

Also Published As

Publication number	Publication date
JPS5880235A (ja)	1983-05-14
IT1155407B (it)	1987-01-28
GB2109157A (en)	1983-05-25
FR2515869A1 (fr)	1983-05-06
DE3238817A1 (de)	1983-05-11

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