DE3840398C2 - - Google Patents

Info

Publication number
DE3840398C2
DE3840398C2 DE3840398A DE3840398A DE3840398C2 DE 3840398 C2 DE3840398 C2 DE 3840398C2 DE 3840398 A DE3840398 A DE 3840398A DE 3840398 A DE3840398 A DE 3840398A DE 3840398 C2 DE3840398 C2 DE 3840398C2
Authority
DE
Germany
Prior art keywords
rotating anode
ray
anode
truncated cone
rays
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 - Fee Related
Application number
DE3840398A
Other languages
German (de)
English (en)
Other versions
DE3840398A1 (de
Inventor
Hisakazu Akishima Tokio/Tokyo Jp Ishio
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.)
Rigaku Denki Kk Tokio/tokyo Jp
Original Assignee
Rigaku Denki Kk Tokio/tokyo Jp
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 Rigaku Denki Kk Tokio/tokyo Jp filed Critical Rigaku Denki Kk Tokio/tokyo Jp
Publication of DE3840398A1 publication Critical patent/DE3840398A1/de
Application granted granted Critical
Publication of DE3840398C2 publication Critical patent/DE3840398C2/de
Granted 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
    • H01J35/16—Vessels; Containers; Shields associated therewith
    • 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
    • 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
    • H01J35/08—Anodes; Anti cathodes
    • H01J35/10—Rotary anodes; Arrangements for rotating anodes; Cooling rotary anodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/06—Cathode assembly
    • H01J2235/068—Multi-cathode assembly

Landscapes

  • X-Ray Techniques (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
DE3840398A 1987-11-30 1988-11-30 Drehanoden-roentgenroehre Granted DE3840398A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987181217U JPH0186156U (en:Method) 1987-11-30 1987-11-30

Publications (2)

Publication Number Publication Date
DE3840398A1 DE3840398A1 (de) 1989-06-08
DE3840398C2 true DE3840398C2 (en:Method) 1990-10-11

Family

ID=16096869

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3840398A Granted DE3840398A1 (de) 1987-11-30 1988-11-30 Drehanoden-roentgenroehre

Country Status (4)

Country Link
JP (1) JPH0186156U (en:Method)
DE (1) DE3840398A1 (en:Method)
FR (1) FR2627900B1 (en:Method)
GB (1) GB2212975A (en:Method)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4870671A (en) * 1988-10-25 1989-09-26 X-Ray Technologies, Inc. Multitarget x-ray tube
US5511105A (en) * 1993-07-12 1996-04-23 Siemens Aktiengesellschaft X-ray tube with multiple differently sized focal spots and method for operating same
DE19616550A1 (de) * 1996-04-25 1997-11-06 Siemens Ag Röntgenröhre mit einer Anode
DE19802668B4 (de) * 1998-01-24 2013-10-17 Smiths Heimann Gmbh Röntgenstrahlungserzeuger
US10483077B2 (en) 2003-04-25 2019-11-19 Rapiscan Systems, Inc. X-ray sources having reduced electron scattering
GB0525593D0 (en) 2005-12-16 2006-01-25 Cxr Ltd X-ray tomography inspection systems
US8094784B2 (en) 2003-04-25 2012-01-10 Rapiscan Systems, Inc. X-ray sources
GB0812864D0 (en) 2008-07-15 2008-08-20 Cxr Ltd Coolign anode
US9208988B2 (en) 2005-10-25 2015-12-08 Rapiscan Systems, Inc. Graphite backscattered electron shield for use in an X-ray tube
US8243876B2 (en) 2003-04-25 2012-08-14 Rapiscan Systems, Inc. X-ray scanners
US9046465B2 (en) 2011-02-24 2015-06-02 Rapiscan Systems, Inc. Optimization of the source firing pattern for X-ray scanning systems
JP5294653B2 (ja) * 2008-02-28 2013-09-18 キヤノン株式会社 マルチｘ線発生装置及びｘ線撮影装置
GB0816823D0 (en) * 2008-09-13 2008-10-22 Cxr Ltd X-ray tubes
GB0901338D0 (en) 2009-01-28 2009-03-11 Cxr Ltd X-Ray tube electron sources
US9151721B2 (en) 2011-06-20 2015-10-06 The Boeing Company Integrated backscatter X-ray system
US8761338B2 (en) * 2011-06-20 2014-06-24 The Boeing Company Integrated backscatter X-ray system
US8855268B1 (en) 2011-11-01 2014-10-07 The Boeing Company System for inspecting objects underwater
WO2018144630A1 (en) * 2017-01-31 2018-08-09 Rapiscan Systems, Inc. High-power x-ray sources and methods of operation
US10585206B2 (en) 2017-09-06 2020-03-10 Rapiscan Systems, Inc. Method and system for a multi-view scanner
CN108594317B (zh) * 2018-05-10 2024-07-05 同方威视技术股份有限公司 双通道背散射检测设备
CN108426899B (zh) * 2018-05-10 2024-07-02 同方威视技术股份有限公司 复合检查设备和复合检查方法
CN110112047B (zh) * 2019-04-28 2021-06-15 温州市康源电子有限公司 一种工业用检测x射线管
CN111243916B (zh) * 2020-01-19 2021-10-29 中国科学院电子学研究所 阳极及其制备方法以及阴极发射测试装置
US11212902B2 (en) 2020-02-25 2021-12-28 Rapiscan Systems, Inc. Multiplexed drive systems and methods for a multi-emitter X-ray source

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2110604A (en) * 1935-08-24 1938-03-08 Westinghouse Electric & Mfg Co Double focus X-ray tube
DE875975C (de) * 1941-08-01 1953-05-07 Koch & Sterzel Ag Roentgenroehre fuer die Herstellung von Stereoaufnahmen oder fuer die Vornahme von Durchleuchtungen mit stereoskopischem Effekt
SE117226C1 (en:Method) * 1943-02-22 1946-09-17
DE1764661A1 (de) * 1968-07-12 1971-09-30 Nagel & Goller Drehanodenteller fuer Roentgenroehren
GB1311321A (en) * 1970-01-26 1973-03-28 Gen Electric Co Ltd X-ray tubes
FR2208298A5 (en:Method) * 1972-11-27 1974-06-21 Subrem Sarl
US3851204A (en) * 1973-03-02 1974-11-26 Gen Electric Rotatable anode for x-ray tubes
EP0009946A1 (en) * 1978-10-02 1980-04-16 Pfizer Inc. X-ray tube
DE3022616A1 (de) * 1980-06-16 1982-01-14 Gert Dr.med. 8000 München Stierlen Elektrische nagelfeile
FR2531571A1 (fr) * 1982-08-06 1984-02-10 Thomson Csf Tube a rayons x universel pour la stereographie
GB2133208B (en) * 1982-11-18 1986-02-19 Kratos Ltd X-ray sources
JPS60148039A (ja) * 1984-01-11 1985-08-05 Matsushita Electric Ind Co Ltd 回転対陰極

Also Published As

Publication number Publication date
FR2627900A1 (fr) 1989-09-01
FR2627900B1 (fr) 1995-06-02
JPH0186156U (en:Method) 1989-06-07
GB8827828D0 (en) 1988-12-29
DE3840398A1 (de) 1989-06-08
GB2212975A (en) 1989-08-02

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee