FR2532781B1 - Tube a rayons x a anode tournante - Google Patents

Tube a rayons x a anode tournante

Info

Publication number
FR2532781B1
FR2532781B1 FR8309403A FR8309403A FR2532781B1 FR 2532781 B1 FR2532781 B1 FR 2532781B1 FR 8309403 A FR8309403 A FR 8309403A FR 8309403 A FR8309403 A FR 8309403A FR 2532781 B1 FR2532781 B1 FR 2532781B1
Authority
FR
France
Prior art keywords
ray tube
rotating anode
anode
rotating
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
FR8309403A
Other languages
English (en)
Other versions
FR2532781A1 (fr
Inventor
Ernst Geldner
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
Publication of FR2532781A1 publication Critical patent/FR2532781A1/fr
Application granted granted Critical
Publication of FR2532781B1 publication Critical patent/FR2532781B1/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/044—Active magnetic bearings
    • F16C32/0442—Active magnetic bearings with devices affected by abnormal, undesired or non-standard conditions such as shock-load, power outage, start-up or touchdown
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C39/00—Relieving load on bearings
    • F16C39/02—Relieving load on bearings using mechanical means
    • 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
    • H01J35/103—Magnetic bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2380/00—Electrical apparatus
    • F16C2380/16—X-ray tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • X-Ray Techniques (AREA)
FR8309403A 1982-09-06 1983-06-07 Tube a rayons x a anode tournante Expired FR2532781B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823233064 DE3233064A1 (de) 1982-09-06 1982-09-06 Drehanoden-roentgenroehre

Publications (2)

Publication Number Publication Date
FR2532781A1 FR2532781A1 (fr) 1984-03-09
FR2532781B1 true FR2532781B1 (fr) 1987-10-16

Family

ID=6172565

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8309403A Expired FR2532781B1 (fr) 1982-09-06 1983-06-07 Tube a rayons x a anode tournante

Country Status (4)

Country Link
US (1) US4658414A (fr)
JP (1) JPS5963646A (fr)
DE (1) DE3233064A1 (fr)
FR (1) FR2532781B1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60163355A (ja) * 1984-02-03 1985-08-26 Toshiba Corp Ｘ線管装置
FR2566987B1 (fr) * 1984-06-29 1986-10-10 Thomson Cgr Dispositif radiologique a asservissement en position de foyer
EP0187020B1 (fr) * 1984-12-20 1993-02-10 Varian Associates, Inc. Source de rayons X de grande intensité
JPS625546A (ja) * 1985-06-29 1987-01-12 Toshiba Corp 回転陽極型ｘ線管装置
FR2637124B1 (fr) * 1988-09-23 1990-10-26 Gen Electric Cgr Systeme de suspension d'une anode tournante de tube a rayons x comportant des paliers magnetiques passifs
US5461659A (en) * 1994-03-18 1995-10-24 General Electric Company Emissive coating for x-ray tube rotors
US6204717B1 (en) * 1995-05-22 2001-03-20 Hitachi, Ltd. Semiconductor circuit and semiconductor device for use in equipment such as a power converting apparatus
US6183139B1 (en) * 1998-10-06 2001-02-06 Cardiac Mariners, Inc. X-ray scanning method and apparatus
US6198803B1 (en) 1999-08-20 2001-03-06 General Electric Company Bearing assembly including rotating element and magnetic bearings
US8259905B2 (en) * 2009-05-18 2012-09-04 King Fahd University Of Petroleum And Minerals X-ray tube having a rotating and linearly translating anode
US7852987B2 (en) 2009-05-18 2010-12-14 King Fahd University Of Petroleum And Minerals X-ray tube having a rotating and linearly translating anode
GB2517671A (en) 2013-03-15 2015-03-04 Nikon Metrology Nv X-ray source, high-voltage generator, electron beam gun, rotary target assembly, rotary target and rotary vacuum seal

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3735175A (en) * 1971-03-15 1973-05-22 Inter Probe Method and apparatus for removing heat from within a vacuum and from within a mass
DE2601529C2 (de) * 1976-01-16 1982-04-29 Philips Patentverwaltung Gmbh, 2000 Hamburg Magnetische Lagerung der Drehwelle der Drehanode für eine Röntgenröhre
DE2716079C2 (de) * 1977-04-12 1979-04-05 Kernforschungsanlage Juelich Gmbh, 5170 Juelich Drehanodenröntgenröhre
NL7902477A (nl) * 1979-03-30 1980-10-02 Philips Nv Roentgenbuis met een magnetisch gelagerde draaianode.
NL7903580A (nl) * 1979-05-08 1980-11-11 Philips Nv Draaianode roentgenbuis met axiaal-magneetlager en radiaal-glijlager.
DE3022618A1 (de) * 1980-06-16 1982-01-21 Siemens AG, 1000 Berlin und 8000 München Drehanoden-roentgenroehre
DE3043046A1 (de) * 1980-11-14 1982-07-15 Siemens AG, 1000 Berlin und 8000 München Drehanoden-roentgenroehre
JPS5819844A (ja) * 1981-07-30 1983-02-05 Toshiba Corp 回転陽極ｘ線管用磁気軸受装置
FR2528923A1 (fr) * 1982-06-17 1983-12-23 Europ Propulsion Dispositif de suspension magnetique d'un rotor place dans une enceinte etanche

Also Published As

Publication number Publication date
US4658414A (en) 1987-04-14
DE3233064A1 (de) 1984-03-08
JPS5963646A (ja) 1984-04-11
FR2532781A1 (fr) 1984-03-09

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Legal Events

Date Code Title Description
ST Notification of lapse