DE69124179T2 - Drehanoden-Röntgenröhre - Google Patents
Drehanoden-RöntgenröhreInfo
- Publication number
- DE69124179T2 DE69124179T2 DE69124179T DE69124179T DE69124179T2 DE 69124179 T2 DE69124179 T2 DE 69124179T2 DE 69124179 T DE69124179 T DE 69124179T DE 69124179 T DE69124179 T DE 69124179T DE 69124179 T2 DE69124179 T2 DE 69124179T2
- 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
-
- 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
- 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
-
- 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
- F16C17/00—Sliding-contact bearings for exclusively rotary movement
- F16C17/10—Sliding-contact bearings for exclusively rotary movement for both radial and axial load
- F16C17/102—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure
- F16C17/107—Sliding-contact bearings for exclusively rotary movement for both radial and axial load with grooves in the bearing surface to generate hydrodynamic pressure with at least one surface for radial load and at least one surface for axial load
-
- 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
-
- 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
- F16C33/72—Sealings
- F16C33/74—Sealings of sliding-contact 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP26626790 | 1990-10-05 | ||
JP32328490 | 1990-11-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69124179D1 DE69124179D1 (de) | 1997-02-27 |
DE69124179T2 true DE69124179T2 (de) | 1997-06-05 |
Family
ID=26547364
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69124179T Expired - Fee Related DE69124179T2 (de) | 1990-10-05 | 1991-09-30 | Drehanoden-Röntgenröhre |
Country Status (6)
Country | Link |
---|---|
US (1) | US5210781A (de) |
EP (1) | EP0479198B1 (de) |
KR (1) | KR940009324B1 (de) |
CN (1) | CN1022007C (de) |
CA (1) | CA2052474C (de) |
DE (1) | DE69124179T2 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960008927B1 (en) * | 1992-01-24 | 1996-07-09 | Toshiba Kk | Rotating anode x-ray tube |
CA2093256C (en) * | 1992-04-08 | 1999-06-01 | Katsuhiro Ono | X-ray tube of the rotary anode type |
FR2690007B1 (fr) * | 1992-04-08 | 1995-01-06 | Tokyo Shibaura Electric Co | Tube à rayons X à anode rotative. |
DE4339817A1 (de) * | 1993-11-23 | 1995-05-24 | Philips Patentverwaltung | Drehanoden-Röntgenröhre mit einem Gleitlager |
DE4403116A1 (de) * | 1994-02-02 | 1995-08-03 | Philips Patentverwaltung | Drehanoden-Röntgenröhre mit einem Gleitlager |
DE4419697A1 (de) * | 1994-06-04 | 1995-12-07 | Philips Patentverwaltung | Drehanoden-Röntgenröhre |
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 |
DE19510068A1 (de) * | 1995-03-20 | 1996-10-02 | Siemens Ag | Flüssigmetall-Gleitlager |
DE19614332A1 (de) * | 1996-04-11 | 1997-04-24 | Siemens Ag | Axialgleitlager |
DE19630351C1 (de) * | 1996-07-26 | 1997-11-27 | Siemens Ag | Röntgenröhre mit einem Gleitlager |
US7267386B2 (en) * | 1996-08-13 | 2007-09-11 | Rolf Hesch | Motor vehicle passenger compartment heat insulation and dissipation |
EP0966019B1 (de) * | 1998-06-19 | 2004-04-28 | Koyo Seiko Co., Ltd. | Drehanoden-Röntgenrohr zum effizienten Austrag intensiver Wärme |
US6377658B1 (en) | 2001-07-27 | 2002-04-23 | General Electric Company | Seal for liquid metal bearing assembly |
US7016146B2 (en) * | 2002-03-12 | 2006-03-21 | Minebea Co., Ltd. | Low power spindle motor with a fluid dynamic spool bearing |
US6944270B1 (en) * | 2004-02-26 | 2005-09-13 | Osmic, Inc. | X-ray source |
US7245700B2 (en) * | 2004-07-07 | 2007-07-17 | General Electric Company | System and method for providing sealing arrangement in X-ray tube |
GB0501365D0 (en) * | 2005-01-21 | 2005-03-02 | Promar As | Compositions |
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 |
US8848875B2 (en) | 2010-10-29 | 2014-09-30 | General Electric Company | Enhanced barrier for liquid metal bearings |
CN109024018B (zh) | 2012-07-13 | 2021-10-08 | 奥的斯电梯公司 | 包括纤维的皮带 |
RU2015117535A (ru) * | 2012-10-12 | 2016-12-10 | Конинклейке Филипс Н.В. | Устройство и способ радиографической визуализации |
US9972472B2 (en) * | 2014-11-10 | 2018-05-15 | General Electric Company | Welded spiral groove bearing assembly |
US10533608B2 (en) | 2017-02-07 | 2020-01-14 | General Electric Company | Ring seal for liquid metal bearing assembly |
US10714297B2 (en) * | 2018-07-09 | 2020-07-14 | General Electric Company | Spiral groove bearing assembly with minimized deflection |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL7713634A (nl) * | 1977-12-09 | 1979-06-12 | Philips Nv | Roentgenbuis met draaianode. |
NL8303832A (nl) * | 1983-11-08 | 1985-06-03 | Philips Nv | Roentgenbuis met spiraalgroeflager. |
DE3343886A1 (de) * | 1983-12-05 | 1985-06-13 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Drehanoden-roentgenroehre mit einem gleitlager |
NL8400072A (nl) * | 1984-01-10 | 1985-08-01 | Philips Nv | Roentgenbuis met een spiraalgroeflager. |
NL8601414A (nl) * | 1986-06-02 | 1988-01-04 | Philips Nv | Roentgenbuis met een draaianode. |
DE3842034A1 (de) * | 1988-12-14 | 1990-06-21 | Philips Patentverwaltung | Drehanoden-roentgenroehre mit fluessigem schmiermittel |
DE3900730A1 (de) * | 1989-01-12 | 1990-07-19 | Philips Patentverwaltung | Drehanoden-roentgenroehre mit wenigstens zwei spiralrillenlagern |
DE3900729A1 (de) * | 1989-01-12 | 1990-07-19 | Philips Patentverwaltung | Drehanoden-roentgenroehre mit einem gleitlager, insbesondere einem spiralrillenlager |
-
1991
- 1991-09-28 CN CN91109592A patent/CN1022007C/zh not_active Expired - Fee Related
- 1991-09-30 KR KR1019910017201A patent/KR940009324B1/ko not_active IP Right Cessation
- 1991-09-30 EP EP91116680A patent/EP0479198B1/de not_active Expired - Lifetime
- 1991-09-30 CA CA002052474A patent/CA2052474C/en not_active Expired - Fee Related
- 1991-09-30 US US07/767,652 patent/US5210781A/en not_active Expired - Lifetime
- 1991-09-30 DE DE69124179T patent/DE69124179T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0479198A1 (de) | 1992-04-08 |
US5210781A (en) | 1993-05-11 |
KR940009324B1 (ko) | 1994-10-06 |
CN1060739A (zh) | 1992-04-29 |
KR920008825A (ko) | 1992-05-28 |
CA2052474A1 (en) | 1992-04-06 |
CN1022007C (zh) | 1993-09-01 |
DE69124179D1 (de) | 1997-02-27 |
CA2052474C (en) | 1997-10-28 |
EP0479198B1 (de) | 1997-01-15 |
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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 |