JPS62135347U - - Google Patents

Info

Publication number
JPS62135347U
JPS62135347U JP1987021255U JP2125587U JPS62135347U JP S62135347 U JPS62135347 U JP S62135347U JP 1987021255 U JP1987021255 U JP 1987021255U JP 2125587 U JP2125587 U JP 2125587U JP S62135347 U JPS62135347 U JP S62135347U
Authority
JP
Japan
Prior art keywords
tungsten
hot cathode
layers
layer
band
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.)
Pending
Application number
JP1987021255U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Publication of JPS62135347U publication Critical patent/JPS62135347U/ja
Pending 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

Landscapes

  • Solid Thermionic Cathode (AREA)
JP1987021255U 1986-02-21 1987-02-16 Pending JPS62135347U (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3605540 1986-02-21

Publications (1)

Publication Number Publication Date
JPS62135347U true JPS62135347U (enrdf_load_stackoverflow) 1987-08-26

Family

ID=6294587

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987021255U Pending JPS62135347U (enrdf_load_stackoverflow) 1986-02-21 1987-02-16

Country Status (3)

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

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005174939A (ja) * 2003-12-12 2005-06-30 Ge Medical Systems Global Technology Co Llc Ｘ線管陰極フィラメントの製造方法及びｘ線管
JP2009536777A (ja) * 2006-05-11 2009-10-15 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 医療ｘ線照射に対するエミッタ損傷時の緊急動作モードを含むエミッタデザイン
JP2010534396A (ja) * 2007-07-24 2010-11-04 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 熱イオン電子エミッタ、熱イオン電子エミッタを作成する方法、及び熱イオン電子エミッタを含むｘ線源
JP2011159623A (ja) * 2010-02-02 2011-08-18 General Electric Co <Ge> Ｘ線陰極及びその製造方法

Families Citing this family (4)

* 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
DE102014211688A1 (de) 2014-06-18 2015-12-24 Siemens Aktiengesellschaft Flachemitter
DE102015215690B4 (de) 2015-08-18 2024-10-31 Siemens Healthineers Ag Emitteranordnung
US10636608B2 (en) * 2017-06-05 2020-04-28 General Electric Company Flat emitters with stress compensation features

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 (nl) * 1973-10-15 1975-04-17 Philips Nv Draaianode roentgenbuis.
DE2727907A1 (de) * 1977-06-21 1979-01-18 Siemens Ag Roentgenroehren-gluehkathode
JPS5568056A (en) * 1978-11-17 1980-05-22 Hitachi Ltd X-ray tube

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005174939A (ja) * 2003-12-12 2005-06-30 Ge Medical Systems Global Technology Co Llc Ｘ線管陰極フィラメントの製造方法及びｘ線管
JP2009536777A (ja) * 2006-05-11 2009-10-15 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 医療ｘ線照射に対するエミッタ損傷時の緊急動作モードを含むエミッタデザイン
JP2010534396A (ja) * 2007-07-24 2010-11-04 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 熱イオン電子エミッタ、熱イオン電子エミッタを作成する方法、及び熱イオン電子エミッタを含むｘ線源
JP2011159623A (ja) * 2010-02-02 2011-08-18 General Electric Co <Ge> Ｘ線陰極及びその製造方法

Also Published As

Publication number Publication date
EP0235619B1 (de) 1989-08-16
DE3760462D1 (en) 1989-09-21
EP0235619A1 (de) 1987-09-09

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