DE3666750D1 - Indirectly heated dispenser-type cathode for electric discharge vessels - Google Patents

Indirectly heated dispenser-type cathode for electric discharge vessels

Info

Publication number
DE3666750D1
DE3666750D1 DE8686110820T DE3666750T DE3666750D1 DE 3666750 D1 DE3666750 D1 DE 3666750D1 DE 8686110820 T DE8686110820 T DE 8686110820T DE 3666750 T DE3666750 T DE 3666750T DE 3666750 D1 DE3666750 D1 DE 3666750D1
Authority
DE
Germany
Prior art keywords
electric discharge
type cathode
indirectly heated
discharge vessels
heated dispenser
Prior art date
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
DE8686110820T
Other languages
German (de)
Inventor
Erwin Dr Rer Nat Hubner
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.)
Siemens AG
Original Assignee
Siemens AG
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.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Priority to DE8686110820T priority Critical patent/DE3666750D1/en
Application granted granted Critical
Publication of DE3666750D1 publication Critical patent/DE3666750D1/en
Expired legal-status Critical Current

Links

Classifications

    • 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
DE8686110820T 1985-09-27 1986-08-05 Indirectly heated dispenser-type cathode for electric discharge vessels Expired DE3666750D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8686110820T DE3666750D1 (en) 1985-09-27 1986-08-05 Indirectly heated dispenser-type cathode for electric discharge vessels

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3534553 1985-09-27
DE8686110820T DE3666750D1 (en) 1985-09-27 1986-08-05 Indirectly heated dispenser-type cathode for electric discharge vessels

Publications (1)

Publication Number Publication Date
DE3666750D1 true DE3666750D1 (en) 1989-12-07

Family

ID=6282154

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686110820T Expired DE3666750D1 (en) 1985-09-27 1986-08-05 Indirectly heated dispenser-type cathode for electric discharge vessels

Country Status (2)

Country Link
EP (1) EP0220396B1 (en)
DE (1) DE3666750D1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200152895Y1 (en) * 1995-06-21 1999-08-02 손욱 Holder for electron gun
US5703372A (en) * 1996-10-30 1997-12-30 Eaton Corporation Endcap for indirectly heated cathode of ion source
CN105788998B (en) * 2016-04-19 2017-11-21 北京航空航天大学 A kind of small size, small-power barium tungsten hollow cathode

Also Published As

Publication number Publication date
EP0220396B1 (en) 1989-11-02
EP0220396A1 (en) 1987-05-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee