DE69842062D1 - Lageranordnung für eine Drehanoden-Röntgenröhre - Google Patents

Lageranordnung für eine Drehanoden-Röntgenröhre

Info

Publication number
DE69842062D1
DE69842062D1 DE69842062T DE69842062T DE69842062D1 DE 69842062 D1 DE69842062 D1 DE 69842062D1 DE 69842062 T DE69842062 T DE 69842062T DE 69842062 T DE69842062 T DE 69842062T DE 69842062 D1 DE69842062 D1 DE 69842062D1
Authority
DE
Germany
Prior art keywords
ray tube
bearing arrangement
rotary anode
anode
rotary
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 - Lifetime
Application number
DE69842062T
Other languages
English (en)
Inventor
Gerald J Carlson
Jason P Harris
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics 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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE69842062D1 publication Critical patent/DE69842062D1/de
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
    • H01J35/101—Arrangements for rotating anodes, e.g. supporting means, means for greasing, means for sealing the axle or means for shielding or protecting the driving
    • H01J35/1017—Bearings for rotating anodes
    • H01J35/1024—Rolling bearings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/10—Drive means for anode (target) substrate
    • H01J2235/1046—Bearings and bearing contact surfaces
DE69842062T 1997-11-11 1998-09-18 Lageranordnung für eine Drehanoden-Röntgenröhre Expired - Lifetime DE69842062D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/967,475 US5978447A (en) 1997-11-11 1997-11-11 X-ray tube straddle bearing assembly

Publications (1)

Publication Number Publication Date
DE69842062D1 true DE69842062D1 (de) 2011-02-03

Family

ID=25512859

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69842062T Expired - Lifetime DE69842062D1 (de) 1997-11-11 1998-09-18 Lageranordnung für eine Drehanoden-Röntgenröhre

Country Status (4)

Country Link
US (1) US5978447A (de)
EP (1) EP0917176B1 (de)
JP (1) JP4298826B2 (de)
DE (1) DE69842062D1 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6335512B1 (en) * 1999-07-13 2002-01-01 General Electric Company X-ray device comprising a crack resistant weld
JP3663111B2 (ja) * 1999-10-18 2005-06-22 株式会社東芝 回転陽極型ｘ線管
DE10048488A1 (de) * 2000-09-29 2002-04-25 Siemens Ag Einrichtung der Kühlung einer Fläche, die um eine Drehachse rotiert und der Drehachse zugekehrt ist
JP2002198004A (ja) * 2000-12-26 2002-07-12 Toshiba Corp 回転陽極型ｘ線管およびこれを用いた回転陽極型ｘ線管装置
US6603834B1 (en) 2001-09-18 2003-08-05 Koninklijke Philips Electronics, N.V. X-ray tube anode cold plate
US6707882B2 (en) 2001-11-14 2004-03-16 Koninklijke Philips Electronics, N.V. X-ray tube heat barrier
DE10241178B4 (de) * 2002-09-05 2007-03-29 Mt Aerospace Ag Isokinetische Gantry-Anordnung zur isozentrischen Führung eines Teilchenstrahls und Verfahren zu deren Auslegung
US20050226385A1 (en) * 2004-03-30 2005-10-13 Simpson James E X-ray tube for a computed tomography system and method
US7197115B2 (en) * 2004-08-10 2007-03-27 General Electric Company Cantilever and straddle x-ray tube configurations for a rotating anode with vacuum transition chambers
JP4846214B2 (ja) * 2004-08-27 2011-12-28 株式会社東芝 回転陽極型ｘ線管
US20080037703A1 (en) * 2006-08-09 2008-02-14 Digimd Corporation Three dimensional breast imaging
US7397897B2 (en) * 2006-10-23 2008-07-08 General Electric Company Composite coating for improved wear resistance for x-ray tube bearings
US7492869B1 (en) * 2006-10-23 2009-02-17 General Electric Company Titanium carbide plus silver coated balls for x-ray tube bearings
US7505564B2 (en) * 2006-10-23 2009-03-17 General Electric Company Composite coating for improved wear resistance for x-ray tube bearings
JP2008243694A (ja) * 2007-03-28 2008-10-09 Jtekt Corp Ｘ線管用転がり軸受およびｘ線管装置
US7949099B2 (en) 2007-07-05 2011-05-24 Newton Scientific Inc. Compact high voltage X-ray source system and method for X-ray inspection applications
US8284899B2 (en) * 2007-11-21 2012-10-09 Varian Medical Systems, Inc. X-ray tube having a focal spot proximate the tube end
US9271689B2 (en) * 2010-01-20 2016-03-01 General Electric Company Apparatus for wide coverage computed tomography and method of constructing same
WO2012026381A1 (ja) * 2010-08-24 2012-03-01 株式会社 日立メディコ Ｘ線管装置及びｘ線ｃｔ装置
JP5942247B2 (ja) * 2011-12-27 2016-06-29 株式会社日立製作所 回転陽極ｘ線管装置
US9305739B2 (en) * 2012-10-16 2016-04-05 General Electric Company Apparatus for ultra high vacuum thermal expansion compensation and method of constructing same
DE102013215673B4 (de) * 2013-08-08 2016-05-25 Siemens Aktiengesellschaft Einpoliger Röntgenstrahler

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3758801A (en) * 1972-05-22 1973-09-11 Machlett Lab Inc Cylindrical target x-ray tube
US3790836A (en) * 1972-10-02 1974-02-05 M Braun Cooling means for electrodes
FR2235478B1 (de) * 1973-06-29 1977-02-18 Radiologie Cie Gle
DE2610660C3 (de) * 1976-03-13 1979-02-22 Philips Patentverwaltung Gmbh, 2000 Hamburg Drehanoden-Röntgenröhre
JPS5578449A (en) * 1978-12-08 1980-06-13 Toshiba Corp Rotary anode x-ray tube
DE3022618A1 (de) * 1980-06-16 1982-01-21 Siemens AG, 1000 Berlin und 8000 München Drehanoden-roentgenroehre
US4545064A (en) * 1983-10-28 1985-10-01 Litton Systems, Inc. X-ray tube rotor mounting
JPS62200642A (ja) * 1986-02-27 1987-09-04 Shimadzu Corp 回転陽極ｘ線管
JPH0330247A (ja) * 1989-06-28 1991-02-08 Hitachi Medical Corp 回転陽極ｘ線管
JPH0374033A (ja) * 1989-08-16 1991-03-28 Hitachi Medical Corp 回転陽極ｘ線管
CN1024872C (zh) * 1991-01-31 1994-06-01 东芝株式会社 旋转阳极型x射线管
JPH04370636A (ja) * 1991-06-19 1992-12-24 Hitachi Medical Corp 回転陽極ｘ線管
US5303280A (en) * 1992-11-27 1994-04-12 Picker International, Inc. Large diameter anode X-ray tube with reinforced support

Also Published As

Publication number Publication date
JPH11224627A (ja) 1999-08-17
EP0917176A3 (de) 2000-01-05
JP4298826B2 (ja) 2009-07-22
US5978447A (en) 1999-11-02
EP0917176A2 (de) 1999-05-19
EP0917176B1 (de) 2010-12-22

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