DE102004023174A1 - Flüssigmetalldichtung für Röntgenröhren - Google Patents
Flüssigmetalldichtung für Röntgenröhren Download PDFInfo
- Publication number
- DE102004023174A1 DE102004023174A1 DE102004023174A DE102004023174A DE102004023174A1 DE 102004023174 A1 DE102004023174 A1 DE 102004023174A1 DE 102004023174 A DE102004023174 A DE 102004023174A DE 102004023174 A DE102004023174 A DE 102004023174A DE 102004023174 A1 DE102004023174 A1 DE 102004023174A1
- Authority
- DE
- Germany
- Prior art keywords
- seal
- liquid metal
- ray tube
- vacuum
- bearing
- 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- Withdrawn
Links
- 229910001338 liquidmetal Inorganic materials 0.000 title claims abstract description 67
- 239000000314 lubricant Substances 0.000 claims abstract description 35
- 229910052751 metal Inorganic materials 0.000 claims abstract description 22
- 239000002184 metal Substances 0.000 claims abstract description 22
- 239000007787 solid Substances 0.000 claims abstract description 21
- 239000002245 particle Substances 0.000 claims abstract description 17
- 239000000843 powder Substances 0.000 claims abstract description 13
- 238000009736 wetting Methods 0.000 claims abstract description 12
- 229910000807 Ga alloy Inorganic materials 0.000 claims abstract description 11
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims abstract description 10
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052753 mercury Inorganic materials 0.000 claims abstract description 10
- 229910000645 Hg alloy Inorganic materials 0.000 claims description 6
- 239000004519 grease Substances 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000003921 oil Substances 0.000 abstract description 12
- 238000003384 imaging method Methods 0.000 abstract description 7
- 150000002739 metals Chemical class 0.000 abstract description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 18
- 229910052709 silver Inorganic materials 0.000 description 18
- 239000004332 silver Substances 0.000 description 18
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- 238000005461 lubrication Methods 0.000 description 5
- 239000003925 fat Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- -1 Greases Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 210000003484 anatomy Anatomy 0.000 description 2
- 238000010894 electron beam technology Methods 0.000 description 2
- 238000009607 mammography Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000002028 premature Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910001080 W alloy Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005670 electromagnetic radiation Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
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
Landscapes
- X-Ray Techniques (AREA)
- Sealing Of Bearings (AREA)
- Sliding-Contact Bearings (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/430,875 US6891928B2 (en) | 2003-05-07 | 2003-05-07 | Liquid metal gasket in x-ray tubes |
| US10/430875 | 2003-05-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102004023174A1 true DE102004023174A1 (de) | 2004-12-09 |
Family
ID=33416338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE102004023174A Withdrawn DE102004023174A1 (de) | 2003-05-07 | 2004-05-07 | Flüssigmetalldichtung für Röntgenröhren |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6891928B2 (https=) |
| JP (1) | JP4810069B2 (https=) |
| DE (1) | DE102004023174A1 (https=) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2879812A1 (fr) * | 2004-12-21 | 2006-06-23 | Gen Electric | Tube a rayons x antichoc et a anode tournante |
| US7113568B2 (en) * | 2005-01-18 | 2006-09-26 | General Electric Company | Liquid cooled bearing housing with greased lubricated rotating anode bearings for an x-ray tube |
| JP4936679B2 (ja) * | 2005-05-18 | 2012-05-23 | 株式会社日立メディコ | 回転陽極ｘ線管の製造装置 |
| 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 |
| US20080056450A1 (en) * | 2006-09-01 | 2008-03-06 | General Electric Company | X-ray tubes and methods of making the same |
| US10748736B2 (en) * | 2017-10-18 | 2020-08-18 | Kla-Tencor Corporation | Liquid metal rotating anode X-ray source for semiconductor metrology |
| CN115376871A (zh) * | 2021-05-18 | 2022-11-22 | 西门子爱克斯射线真空技术(无锡)有限公司 | X射线管及x射线发生装置 |
| US11818827B2 (en) | 2021-06-07 | 2023-11-14 | GE Precision Healthcare LLC | Methods and systems for power supply |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8601414A (nl) | 1986-06-02 | 1988-01-04 | Philips Nv | Roentgenbuis met een draaianode. |
| US5150398A (en) | 1988-07-06 | 1992-09-22 | Kabushiki Kaisha Toshiba | Bearing and rotary anode X-ray tube employing the bearing |
| JP2907866B2 (ja) * | 1988-07-06 | 1999-06-21 | 株式会社東芝 | 回転陽極ｘ線管 |
| DE3842034A1 (de) | 1988-12-14 | 1990-06-21 | Philips Patentverwaltung | Drehanoden-roentgenroehre mit fluessigem schmiermittel |
| DE3900729A1 (de) | 1989-01-12 | 1990-07-19 | Philips Patentverwaltung | Drehanoden-roentgenroehre mit einem gleitlager, insbesondere einem spiralrillenlager |
| US4962519A (en) | 1989-03-31 | 1990-10-09 | General Electric Company | Lubricated bearing retainer for X-ray tube |
| JPH0414742A (ja) * | 1990-05-08 | 1992-01-20 | Toshiba Corp | 軸受装置及びそれを用いたｘ線管 |
| US5169243A (en) | 1990-09-28 | 1992-12-08 | Koyo Seiko Co., Ltd. | Dynamic pressure bearing for an x-ray tube having a rotary anode |
| JPH06103940A (ja) * | 1992-09-21 | 1994-04-15 | Shimadzu Corp | Ｘ線管 |
| US5483570A (en) | 1994-06-24 | 1996-01-09 | General Electric Company | Bearings for x-ray tubes |
| DE19630351C1 (de) | 1996-07-26 | 1997-11-27 | Siemens Ag | Röntgenröhre mit einem Gleitlager |
| JP3916770B2 (ja) * | 1998-01-22 | 2007-05-23 | 株式会社ジェイテクト | 回転陽極ｘ線管 |
| US6445770B1 (en) | 2000-02-10 | 2002-09-03 | Koninklijke Philips Electronics N.V. | Thermally isolated x-ray tube bearing |
| JP3892674B2 (ja) * | 2001-02-23 | 2007-03-14 | 株式会社東芝 | 回転陽極型ｘ線管 |
| US6636583B2 (en) * | 2002-03-04 | 2003-10-21 | Ge Medical Systems Global Technology Co., Llc | Grease bearing with gallium shunt |
-
2003
- 2003-05-07 US US10/430,875 patent/US6891928B2/en not_active Expired - Lifetime
-
2004
- 2004-05-07 JP JP2004138383A patent/JP4810069B2/ja not_active Expired - Fee Related
- 2004-05-07 DE DE102004023174A patent/DE102004023174A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JP2004335474A (ja) | 2004-11-25 |
| JP4810069B2 (ja) | 2011-11-09 |
| US6891928B2 (en) | 2005-05-10 |
| US20040223589A1 (en) | 2004-11-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R012 | Request for examination validly filed |
Effective date: 20110426 |
|
| R016 | Response to examination communication | ||
| R016 | Response to examination communication | ||
| R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee | ||
| R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |
Effective date: 20141202 |