JP2003288854A - ガリウム分路を備えたグリース軸受 - Google Patents

ガリウム分路を備えたグリース軸受

Info

Publication number
JP2003288854A
JP2003288854A JP2003055272A JP2003055272A JP2003288854A JP 2003288854 A JP2003288854 A JP 2003288854A JP 2003055272 A JP2003055272 A JP 2003055272A JP 2003055272 A JP2003055272 A JP 2003055272A JP 2003288854 A JP2003288854 A JP 2003288854A
Authority
JP
Japan
Prior art keywords
liquid metal
bearing assembly
ray tube
rotatable shaft
metal shunt
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.)
Withdrawn
Application number
JP2003055272A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003288854A5 (https=
Inventor
Paul M Ratzmann
ポール・マイケル・ラッツマン
Suryaprakash Ganti
スルヤプラカシ・ガンティ
Mark Ernest Vermilyea
マーク・アーネスト・ベルミリア
James Edward Simpson
ジェームズ・エドワード・シンプソン
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.)
GE Medical Systems Global Technology Co LLC
Original Assignee
GE Medical Systems Global Technology Co LLC
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 GE Medical Systems Global Technology Co LLC filed Critical GE Medical Systems Global Technology Co LLC
Publication of JP2003288854A publication Critical patent/JP2003288854A/ja
Publication of JP2003288854A5 publication Critical patent/JP2003288854A5/ja
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/24—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof
    • H01J35/26—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof by rotation of the anode or anticathode
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
    • F16C19/525—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions related to temperature and heat, e.g. insulation
    • 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
    • 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
    • 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
    • H01J2235/1053—Retainers or races
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2235/00—X-ray tubes
    • H01J2235/12—Cooling
    • H01J2235/1208—Cooling of the bearing assembly

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • X-Ray Techniques (AREA)
  • Sliding-Contact Bearings (AREA)
  • Mounting Of Bearings Or Others (AREA)
  • Rolling Contact Bearings (AREA)
JP2003055272A 2002-03-04 2003-03-03 ガリウム分路を備えたグリース軸受 Withdrawn JP2003288854A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/683,926 US6636583B2 (en) 2002-03-04 2002-03-04 Grease bearing with gallium shunt
US09/683926 2002-03-04

Publications (2)

Publication Number Publication Date
JP2003288854A true JP2003288854A (ja) 2003-10-10
JP2003288854A5 JP2003288854A5 (https=) 2006-04-13

Family

ID=27766466

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003055272A Withdrawn JP2003288854A (ja) 2002-03-04 2003-03-03 ガリウム分路を備えたグリース軸受

Country Status (3)

Country Link
US (1) US6636583B2 (https=)
JP (1) JP2003288854A (https=)
DE (1) DE10309267A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004335474A (ja) * 2003-05-07 2004-11-25 Ge Medical Systems Global Technology Co Llc Ｘ線管内の液体金属ガスケット

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6940947B1 (en) * 2002-09-05 2005-09-06 Varian Medical Systems Technologies, Inc. Integrated bearing assembly
FR2879810B1 (fr) * 2004-12-21 2007-02-16 Gen Electric Tube a rayons x bien refroidi
FR2879812A1 (fr) * 2004-12-21 2006-06-23 Gen Electric Tube a rayons x antichoc et a anode tournante
US7377695B2 (en) * 2005-10-14 2008-05-27 General Electric Company Integral duplex bearings for rotating x-ray anode
FR2893759B1 (fr) * 2005-11-23 2008-01-04 Gen Electric Tube a rayons x a palier mecanique avec joint d'etancheite perfectionne et procede de montage
ES2321433T3 (es) * 2006-04-04 2009-06-05 PAUL MULLER GMBH & CO. KG UNTERNEHMENSBETEILIGUNGEN Conjunto de cojinetes para anodos rotatorios de tubos de rayos x.
US7508916B2 (en) * 2006-12-08 2009-03-24 General Electric Company Convectively cooled x-ray tube target and method of making same
JP2009081069A (ja) * 2007-09-26 2009-04-16 Toshiba Corp 回転陽極型ｘ線管
US12322566B2 (en) 2023-06-27 2025-06-03 GE Precision Healthcare LLC Systems and methods for a liquid metal bearing assembly fill port and plug

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3093581B2 (ja) * 1994-10-13 2000-10-03 株式会社東芝 回転陽極型ｘ線管及びその製造方法
US6307916B1 (en) * 1999-09-14 2001-10-23 General Electric Company Heat pipe assisted cooling of rotating anode x-ray tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004335474A (ja) * 2003-05-07 2004-11-25 Ge Medical Systems Global Technology Co Llc Ｘ線管内の液体金属ガスケット

Also Published As

Publication number Publication date
US20030165217A1 (en) 2003-09-04
US6636583B2 (en) 2003-10-21
DE10309267A1 (de) 2003-09-18

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