DE3760462D1 - Glow cathode for an x-ray tube - Google Patents

Glow cathode for an x-ray tube

Info

Publication number
DE3760462D1
DE3760462D1 DE8787101758T DE3760462T DE3760462D1 DE 3760462 D1 DE3760462 D1 DE 3760462D1 DE 8787101758 T DE8787101758 T DE 8787101758T DE 3760462 T DE3760462 T DE 3760462T DE 3760462 D1 DE3760462 D1 DE 3760462D1
Authority
DE
Germany
Prior art keywords
ray tube
glow cathode
glow
cathode
ray
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
DE8787101758T
Other languages
German (de)
Inventor
Hannjorg Dipl Phys Bittorf
Willibald Dipl Phys Knott
Herbert Dipl Phys Schnitger
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 DE8787101758T priority Critical patent/DE3760462D1/en
Application granted granted Critical
Publication of DE3760462D1 publication Critical patent/DE3760462D1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
    • H01J35/06—Cathodes
    • H01J35/064—Details of the emitter, e.g. material or structure
DE8787101758T 1986-02-21 1987-02-09 Glow cathode for an x-ray tube Expired DE3760462D1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8787101758T DE3760462D1 (en) 1986-02-21 1987-02-09 Glow cathode for an x-ray tube

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3605540 1986-02-21
DE8787101758T DE3760462D1 (en) 1986-02-21 1987-02-09 Glow cathode for an x-ray tube

Publications (1)

Publication Number Publication Date
DE3760462D1 true DE3760462D1 (en) 1989-09-21

Family

ID=6294587

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787101758T Expired DE3760462D1 (en) 1986-02-21 1987-02-09 Glow cathode for an x-ray tube

Country Status (3)

Country Link
EP (1) EP0235619B1 (en)
JP (1) JPS62135347U (en)
DE (1) DE3760462D1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6259193B1 (en) 1998-06-08 2001-07-10 General Electric Company Emissive filament and support structure
FR2863769B1 (en) * 2003-12-12 2006-03-24 Ge Med Sys Global Tech Co Llc METHOD FOR MANUFACTURING CATHODE FILAMENT OF X-RAY TUBE AND X-RAY TUBE
EP2018650B1 (en) * 2006-05-11 2011-09-21 Philips Intellectual Property & Standards GmbH Emitter design including emergency operation mode in case of emitter-damage for medical x-ray application
JP5341890B2 (en) * 2007-07-24 2013-11-13 コーニンクレッカ フィリップス エヌ ヴェ Thermionic electron emitter, method of making a thermionic electron emitter, and x-ray source including a thermionic electron emitter
US8385506B2 (en) * 2010-02-02 2013-02-26 General Electric Company X-ray cathode and method of manufacture thereof
DE102014211688A1 (en) 2014-06-18 2015-12-24 Siemens Aktiengesellschaft flat emitter
DE102015215690A1 (en) 2015-08-18 2017-03-09 Siemens Healthcare Gmbh emitter array

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2256297A (en) * 1939-08-31 1941-09-16 Rca Corp Electron discharge device
GB1011398A (en) * 1963-01-22 1965-11-24 M O Valve Co Ltd Improvements in or relating to thermionic cathodes
NL7314131A (en) * 1973-10-15 1975-04-17 Philips Nv TURN IOOD ROENTGEN TUBE.
DE2727907A1 (en) * 1977-06-21 1979-01-18 Siemens Ag X-ray tube glow cathode
JPS5568056A (en) * 1978-11-17 1980-05-22 Hitachi Ltd X-ray tube

Also Published As

Publication number Publication date
JPS62135347U (en) 1987-08-26
EP0235619B1 (en) 1989-08-16
EP0235619A1 (en) 1987-09-09

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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