DE69123554T2 - Drehanoden-Röntgenröhre - Google Patents
Drehanoden-RöntgenröhreInfo
- Publication number
- DE69123554T2 DE69123554T2 DE69123554T DE69123554T DE69123554T2 DE 69123554 T2 DE69123554 T2 DE 69123554T2 DE 69123554 T DE69123554 T DE 69123554T DE 69123554 T DE69123554 T DE 69123554T DE 69123554 T2 DE69123554 T2 DE 69123554T2
- Authority
- DE
- Germany
- 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 - Fee Related
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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/02—Parts of sliding-contact bearings
- F16C33/04—Brasses; Bushes; Linings
- F16C33/06—Sliding surface mainly made of metal
- F16C33/10—Construction relative to lubrication
-
- 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
-
- 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
- H01J35/104—Fluid 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
- H01J2235/106—Dynamic pressure bearings, e.g. helical groove type
-
- 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
- H01J2235/1066—Treated contact surfaces, e.g. coatings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding-Contact Bearings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP27935090 | 1990-10-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69123554D1 DE69123554D1 (de) | 1997-01-23 |
DE69123554T2 true DE69123554T2 (de) | 1997-04-30 |
Family
ID=17609949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69123554T Expired - Fee Related DE69123554T2 (de) | 1990-10-19 | 1991-09-30 | Drehanoden-Röntgenröhre |
Country Status (6)
Country | Link |
---|---|
US (1) | US5181235A (de) |
EP (1) | EP0482386B1 (de) |
KR (1) | KR940009195B1 (de) |
CN (1) | CN1024065C (de) |
CA (1) | CA2052472C (de) |
DE (1) | DE69123554T2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE112006000916B4 (de) * | 2005-04-15 | 2013-12-12 | Gsi Group Ltd. | Gaslagerspindeln |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5384819A (en) * | 1992-04-08 | 1995-01-24 | Kabushiki Kaisha Toshiba | X-ray tube of the rotary anode type |
US5806856A (en) * | 1992-08-27 | 1998-09-15 | Ferrofluidics Corporation | On-site fillable liquid magnetic seal |
DE19523163A1 (de) * | 1994-07-12 | 1996-01-18 | Siemens Ag | Gleitlagerteil für ein Flüssigmetallgleitlager |
DE19510067A1 (de) * | 1995-03-20 | 1996-10-02 | Siemens Ag | Gleitlager mit einem mit Flüssigmetall gefüllten Lagerspalt |
DE19605085C2 (de) * | 1996-02-12 | 1999-07-29 | Siemens Ag | Flüssigmetall-Gleitlager mit einer Einfüllöffnung |
DE19612693A1 (de) * | 1996-03-29 | 1997-09-04 | Siemens Ag | Gleitlager für eine Drehanode einer Röntgenröhre |
JP2001325908A (ja) * | 2000-03-09 | 2001-11-22 | Toshiba Corp | 回転陽極型x線管 |
JP4338359B2 (ja) | 2002-06-11 | 2009-10-07 | 日本電産株式会社 | 動圧軸受装置 |
DE10241515B4 (de) * | 2002-09-07 | 2005-04-28 | Rexroth Indramat Gmbh | Verbindungselement zur Befestigung eines Elektromotors |
JP2007016884A (ja) * | 2005-07-07 | 2007-01-25 | Ge Medical Systems Global Technology Co Llc | 軸受機構およびx線管 |
JP2007107622A (ja) * | 2005-10-14 | 2007-04-26 | Matsushita Electric Ind Co Ltd | 動圧軸受装置およびそれを用いたスピンドルモータ |
WO2007083491A1 (ja) * | 2006-01-19 | 2007-07-26 | Ntn Corporation | 動圧軸受装置用軸部材 |
US7933382B2 (en) * | 2009-03-25 | 2011-04-26 | General Electric Company | Interface for liquid metal bearing and method of making same |
US8363787B2 (en) * | 2009-03-25 | 2013-01-29 | General Electric Company | Interface for liquid metal bearing and method of making same |
CN102194632A (zh) * | 2010-03-03 | 2011-09-21 | 通用电气公司 | 用于液态金属轴承的界面及其制造方法 |
US8300770B2 (en) | 2010-07-13 | 2012-10-30 | Varian Medical Systems, Inc. | Liquid metal containment in an x-ray tube |
US9263224B2 (en) | 2013-05-31 | 2016-02-16 | General Electric Company | Liquid bearing assembly and method of constructing same |
CN106460920B (zh) * | 2014-05-21 | 2019-06-25 | 皇家飞利浦有限公司 | 流体动力轴承、x射线管、x射线系统以及用于制造流体动力轴承的方法 |
US9972472B2 (en) * | 2014-11-10 | 2018-05-15 | General Electric Company | Welded spiral groove bearing assembly |
US10438768B2 (en) | 2016-07-26 | 2019-10-08 | Neil Dee Olsen | X-ray systems and methods including X-ray anodes with gradient profiles |
US10032598B2 (en) | 2016-07-26 | 2018-07-24 | Neil Dee Olsen | X-ray systems and methods including X-ray anodes |
US10490385B2 (en) | 2016-07-26 | 2019-11-26 | Neil Dee Olsen | X-ray systems and methods including X-ray anodes |
FR3062950A1 (fr) * | 2017-02-15 | 2018-08-17 | Acerde | Dispositif rotatif de production de rayons x, appareil comprenant un tel dispositif et procede de traitement d'un tel dispositif |
US11020067B1 (en) * | 2020-02-12 | 2021-06-01 | GE Precision Healthcare LLC | Hydrodynamic bearing system and method for manufacturing the hydrodynamic bearing system |
CN113153907A (zh) * | 2021-05-27 | 2021-07-23 | 中国工程物理研究院机械制造工艺研究所 | 一种液态金属轴承及真空电机 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3720853A (en) * | 1971-03-02 | 1973-03-13 | Picker Corp | Bearing structure for x-ray tube with rotating anode |
NL7713634A (nl) * | 1977-12-09 | 1979-06-12 | Philips Nv | Roentgenbuis met draaianode. |
NL8303422A (nl) * | 1983-10-06 | 1985-05-01 | Philips Nv | Roentgenbuis met draaianode. |
NL8303832A (nl) * | 1983-11-08 | 1985-06-03 | Philips Nv | Roentgenbuis met spiraalgroeflager. |
NL8601414A (nl) * | 1986-06-02 | 1988-01-04 | Philips Nv | Roentgenbuis met een draaianode. |
DE3900729A1 (de) * | 1989-01-12 | 1990-07-19 | Philips Patentverwaltung | Drehanoden-roentgenroehre mit einem gleitlager, insbesondere einem spiralrillenlager |
US4956858A (en) * | 1989-02-21 | 1990-09-11 | General Electric Company | Method of producing lubricated bearings |
US4914684A (en) * | 1989-03-31 | 1990-04-03 | General Electric Company | Titanium carbide coating of bearing components |
-
1991
- 1991-07-26 CN CN91105217A patent/CN1024065C/zh not_active Expired - Fee Related
- 1991-07-31 KR KR1019910013393A patent/KR940009195B1/ko not_active IP Right Cessation
- 1991-09-27 US US07/766,126 patent/US5181235A/en not_active Expired - Lifetime
- 1991-09-30 DE DE69123554T patent/DE69123554T2/de not_active Expired - Fee Related
- 1991-09-30 CA CA002052472A patent/CA2052472C/en not_active Expired - Fee Related
- 1991-09-30 EP EP91116670A patent/EP0482386B1/de not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE112006000916B4 (de) * | 2005-04-15 | 2013-12-12 | Gsi Group Ltd. | Gaslagerspindeln |
Also Published As
Publication number | Publication date |
---|---|
KR920008824A (ko) | 1992-05-28 |
EP0482386B1 (de) | 1996-12-11 |
CA2052472C (en) | 1997-09-09 |
CA2052472A1 (en) | 1992-04-20 |
CN1024065C (zh) | 1994-03-16 |
DE69123554D1 (de) | 1997-01-23 |
EP0482386A1 (de) | 1992-04-29 |
US5181235A (en) | 1993-01-19 |
CN1060738A (zh) | 1992-04-29 |
KR940009195B1 (ko) | 1994-10-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |