EP0430367A3 - X-ray tube - Google Patents

X-ray tube Download PDF

Info

Publication number
EP0430367A3
EP0430367A3 EP19900203106 EP90203106A EP0430367A3 EP 0430367 A3 EP0430367 A3 EP 0430367A3 EP 19900203106 EP19900203106 EP 19900203106 EP 90203106 A EP90203106 A EP 90203106A EP 0430367 A3 EP0430367 A3 EP 0430367A3
Authority
EP
European Patent Office
Prior art keywords
ray tube
ray
tube
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.)
Granted
Application number
EP19900203106
Other languages
German (de)
Other versions
EP0430367A2 (en
EP0430367B1 (en
Inventor
Rolf Goelitzer
Lothar Weil
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.)
Philips Intellectual Property and Standards GmbH
Koninklijke Philips NV
Original Assignee
Philips Patentverwaltung GmbH
Philips Gloeilampenfabrieken NV
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 Philips Patentverwaltung GmbH, Philips Gloeilampenfabrieken NV filed Critical Philips Patentverwaltung GmbH
Publication of EP0430367A2 publication Critical patent/EP0430367A2/en
Publication of EP0430367A3 publication Critical patent/EP0430367A3/en
Application granted granted Critical
Publication of EP0430367B1 publication Critical patent/EP0430367B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01J35/08—Anodes; Anti cathodes
    • H01J35/10—Rotary anodes; Arrangements for rotating anodes; Cooling rotary anodes
    • H01J35/105—Cooling of rotating anodes, e.g. heat emitting layers or structures
    • H01J35/106—Active cooling, e.g. fluid flow, heat pipes
    • 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
    • H01J35/105—Cooling of rotating anodes, e.g. heat emitting layers or structures
    • H01J35/107—Cooling of the bearing assemblies
EP90203106A 1989-11-29 1990-11-23 X-ray tube Expired - Lifetime EP0430367B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE8914064U 1989-11-29
DE8914064U DE8914064U1 (en) 1989-11-29 1989-11-29

Publications (3)

Publication Number Publication Date
EP0430367A2 EP0430367A2 (en) 1991-06-05
EP0430367A3 true EP0430367A3 (en) 1991-09-11
EP0430367B1 EP0430367B1 (en) 1995-08-16

Family

ID=6845002

Family Applications (1)

Application Number Title Priority Date Filing Date
EP90203106A Expired - Lifetime EP0430367B1 (en) 1989-11-29 1990-11-23 X-ray tube

Country Status (4)

Country Link
US (1) US5091927A (en)
EP (1) EP0430367B1 (en)
JP (1) JP2983617B2 (en)
DE (2) DE8914064U1 (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4227495A1 (en) * 1992-08-20 1994-02-24 Philips Patentverwaltung Rotating anode x-ray tube with cooling device
US5652778A (en) * 1995-10-13 1997-07-29 General Electric Company Cooling X-ray tube
US5673301A (en) * 1996-04-03 1997-09-30 General Electric Company Cooling for X-ray systems
US6249569B1 (en) * 1998-12-22 2001-06-19 General Electric Company X-ray tube having increased cooling capabilities
DE19926741C2 (en) * 1999-06-11 2002-11-07 Siemens Ag Liquid metal plain bearing with cooling lance
US6335512B1 (en) 1999-07-13 2002-01-01 General Electric Company X-ray device comprising a crack resistant weld
JP4357094B2 (en) 1999-08-10 2009-11-04 株式会社東芝 Rotating anode type X-ray tube and X-ray tube apparatus incorporating the same
JP3663111B2 (en) * 1999-10-18 2005-06-22 株式会社東芝 Rotating anode X-ray tube
US6377659B1 (en) 2000-12-29 2002-04-23 Ge Medical Systems Global Technology Company, Llc X-ray tubes and x-ray systems having a thermal gradient device
US6477231B2 (en) * 2000-12-29 2002-11-05 General Electric Company Thermal energy transfer device and x-ray tubes and x-ray systems incorporating same
US6430260B1 (en) 2000-12-29 2002-08-06 General Electric Company X-ray tube anode cooling device and systems incorporating same
US6456693B1 (en) 2001-04-12 2002-09-24 Ge Medical Systems Global Technology Company, Llc Multiple row spiral groove bearing for X-ray tube
US6940947B1 (en) 2002-09-05 2005-09-06 Varian Medical Systems Technologies, Inc. Integrated bearing assembly
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
US9208988B2 (en) 2005-10-25 2015-12-08 Rapiscan Systems, Inc. Graphite backscattered electron shield for use in an X-ray tube
US10483077B2 (en) 2003-04-25 2019-11-19 Rapiscan Systems, Inc. X-ray sources having reduced electron scattering
GB0812864D0 (en) 2008-07-15 2008-08-20 Cxr Ltd Coolign anode
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
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
US8300770B2 (en) 2010-07-13 2012-10-30 Varian Medical Systems, Inc. Liquid metal containment in an x-ray tube
DE102017008810A1 (en) * 2017-09-20 2019-03-21 Cetteen Gmbh MBFEX tube
US11276542B2 (en) * 2019-08-21 2022-03-15 Varex Imaging Corporation Enhanced thermal transfer nozzle and system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1972414A (en) * 1931-10-29 1934-09-04 Gen Electric X Ray Corp Electron discharge device
US3694685A (en) * 1971-06-28 1972-09-26 Gen Electric System for conducting heat from an electrode rotating in a vacuum
WO1983002850A1 (en) * 1982-02-16 1983-08-18 Stephen Whitaker Liquid cooled anode x-ray tubes
EP0293791A1 (en) * 1987-06-02 1988-12-07 IVERSEN, Arthur H. Liquid cooled rotating anodes

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4622687A (en) * 1981-04-02 1986-11-11 Arthur H. Iversen Liquid cooled anode x-ray tubes
US4945562A (en) * 1989-04-24 1990-07-31 General Electric Company X-ray target cooling

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1972414A (en) * 1931-10-29 1934-09-04 Gen Electric X Ray Corp Electron discharge device
US3694685A (en) * 1971-06-28 1972-09-26 Gen Electric System for conducting heat from an electrode rotating in a vacuum
WO1983002850A1 (en) * 1982-02-16 1983-08-18 Stephen Whitaker Liquid cooled anode x-ray tubes
EP0293791A1 (en) * 1987-06-02 1988-12-07 IVERSEN, Arthur H. Liquid cooled rotating anodes

Also Published As

Publication number Publication date
JPH03182037A (en) 1991-08-08
DE8914064U1 (en) 1990-02-01
US5091927A (en) 1992-02-25
EP0430367A2 (en) 1991-06-05
JP2983617B2 (en) 1999-11-29
DE59009531D1 (en) 1995-09-21
EP0430367B1 (en) 1995-08-16

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