FR1499093A - Large aperture hollow cathode - Google Patents

Large aperture hollow cathode

Info

Publication number: FR1499093A
Authority: FR; France
Prior art keywords: large aperture; hollow cathode; aperture hollow; cathode; hollow
Prior art date: 1965-11-17
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

FR83926A

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.)

RTX Corp

Original Assignee

United Aircraft 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.)

1965-11-17

Filing date

1966-11-17

Publication date

1967-10-20

1966-11-17 Application filed by United Aircraft Corp filed Critical United Aircraft Corp

1967-10-20 Application granted granted Critical

1967-10-20 Publication of FR1499093A publication Critical patent/FR1499093A/en

Status Expired legal-status Critical Current

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement or ion-optical arrangement
- H01J37/06—Electron sources; Electron guns
- H01J37/077—Electron guns using discharge in gases or vapours as electron sources
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
- H01J17/06—Cathodes
- H01J17/066—Cold cathodes
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0064—Tubes with cold main electrodes (including cold cathodes)
- H01J2893/0065—Electrode systems
- H01J2893/0066—Construction, material, support, protection and temperature regulation of electrodes; Electrode cups

Landscapes

Chemical & Material Sciences (AREA)
Analytical Chemistry (AREA)
Electron Sources, Ion Sources (AREA)
ing And Chemical Polishing (AREA)

FR83926A 1965-11-17 1966-11-17 Large aperture hollow cathode Expired FR1499093A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US508302A US3383541A (en)	1965-11-17	1965-11-17	Glow discharge cathode having a large electron beam emitting aperture

Publications (1)

Publication Number	Publication Date
FR1499093A true FR1499093A (en)	1967-10-20

Family

ID=24022185

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR83926A Expired FR1499093A (en)	1965-11-17	1966-11-17	Large aperture hollow cathode

Country Status (5)

Country	Link
US (1)	US3383541A (en)
DE (1)	DE1589005B1 (en)
FR (1)	FR1499093A (en)
GB (1)	GB1170435A (en)
SE (1)	SE315340B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3466487A (en) *	1967-06-16	1969-09-09	United Aircraft Corp	Device for moving a beam of charged particles
GB1275261A (en) *	1968-06-04	1972-05-24	Atomic Energy Authority Uk	Improvements in or relating to non thermionic cathode slow discharge devices
US4461970A (en) *	1981-11-25	1984-07-24	General Electric Company	Shielded hollow cathode electrode for fluorescent lamp
US5686789A (en)	1995-03-14	1997-11-11	Osram Sylvania Inc.	Discharge device having cathode with micro hollow array

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE896533C (en) *	1939-04-12	1953-11-12	Aeg	Device for generating a beam of positive ions or electrons
NL287527A (en) *	1962-01-15
US3262003A (en) *	1962-05-25	1966-07-19	Martin Marietta Corp	Perforated hollow cathode discharge device

1965
- 1965-11-17 US US508302A patent/US3383541A/en not_active Expired - Lifetime
1966
- 1966-11-16 GB GB51397/66A patent/GB1170435A/en not_active Expired
- 1966-11-16 SE SE15686/66A patent/SE315340B/xx unknown
- 1966-11-17 FR FR83926A patent/FR1499093A/en not_active Expired
- 1966-11-17 DE DE19661589005 patent/DE1589005B1/en active Pending

Also Published As

Publication number	Publication date
DE1589005B1 (en)	1970-02-26
SE315340B (en)	1969-09-29
US3383541A (en)	1968-05-14
GB1170435A (en)	1969-11-12

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