FR1451976A - Canon à électrons - Google Patents

Canon à électrons

Info

Publication number: FR1451976A
Authority: FR; France
Prior art keywords: electron gun; gun; electron
Prior art date: 1963-08-12
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

FR984778A

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.)

Unisys Corp

Original Assignee

Sperry Rand 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.)

1963-08-12

Filing date

1964-08-11

Publication date

1966-02-25

1964-08-11 Application filed by Sperry Rand Corp filed Critical Sperry Rand Corp

1966-02-25 Application granted granted Critical

1966-02-25 Publication of FR1451976A publication Critical patent/FR1451976A/fr

Status Expired legal-status Critical Current

Links

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
- H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
- H01J23/087—Magnetic focusing arrangements
- 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
- H01J23/06—Electron or ion guns
- H01J23/075—Magnetron injection guns

FR984778A 1963-08-12 1964-08-11 Canon à électrons Expired FR1451976A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US301368A US3315110A (en)	1963-08-12	1963-08-12	Shaped-field hollow beam electron gun having high beam perveance and high beam convergence ratio

Publications (1)

Publication Number	Publication Date
FR1451976A true FR1451976A (fr)	1966-02-25

Family

ID=23163056

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR984778A Expired FR1451976A (fr)	1963-08-12	1964-08-11	Canon à électrons

Country Status (5)

Country	Link
US (1)	US3315110A (fr)
DE (1)	DE1491425A1 (fr)
FR (1)	FR1451976A (fr)
GB (1)	GB1070529A (fr)
NL (1)	NL6409101A (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5552675A (en) *	1959-04-08	1996-09-03	Lemelson; Jerome H.	High temperature reaction apparatus
DE1541036B1 (de) *	1966-04-26	1970-08-06	Siemens Ag	System zur Erzeugung eines Elektronenhohlstrahls fuer Laufzeitroehren,insbesondere Wanderfeldroehren hoher Leistung
US3700945A (en) *	1971-08-30	1972-10-24	Us Navy	High power pulsed electron beam
US3700952A (en) *	1971-08-30	1972-10-24	Us Navy	High power pulsed microwave source
GB2152741B (en) *	1980-04-28	1986-02-12	Emi Varian Ltd	Producing an electron beam
EP0058039B1 (fr) *	1981-02-10	1985-02-20	Thorn Emi-Varian Limited	Gyrotron
JPS5848336A (ja) *	1981-09-17	1983-03-22	Tokyo Inst Of Technol	冷陰極マグネトロン入射電子銃
US8258725B2 (en) *	2008-04-03	2012-09-04	Patrick Ferguson	Hollow beam electron gun for use in a klystron
CN114944313B (zh) *	2022-06-30	2023-09-12	电子科技大学	一种回旋行波管多注电子枪

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB539422A (en) *	1940-02-06	1941-09-10	Standard Telephones Cables Ltd	Improvements in or relating to arrangments for producing concentrated beams of electrons, particularly for electron discharge apparatus of the velocity modulation type
US2812467A (en) *	1952-10-10	1957-11-05	Bell Telephone Labor Inc	Electron beam system

1963
- 1963-08-12 US US301368A patent/US3315110A/en not_active Expired - Lifetime
1964
- 1964-08-04 GB GB31055/64A patent/GB1070529A/en not_active Expired
- 1964-08-07 NL NL6409101A patent/NL6409101A/xx unknown
- 1964-08-11 FR FR984778A patent/FR1451976A/fr not_active Expired
- 1964-08-11 DE DE19641491425 patent/DE1491425A1/de active Pending

Also Published As

Publication number	Publication date
DE1491425A1 (de)	1969-02-20
US3315110A (en)	1967-04-18
GB1070529A (en)	1967-06-01
NL6409101A (fr)	1965-02-15

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