DE58907890D1 - Drehanoden-Röntgenröhre mit flüsssigem Schmiermittel. - Google Patents
Drehanoden-Röntgenröhre mit flüsssigem Schmiermittel.Info
- Publication number
- DE58907890D1 DE58907890D1 DE58907890T DE58907890T DE58907890D1 DE 58907890 D1 DE58907890 D1 DE 58907890D1 DE 58907890 T DE58907890 T DE 58907890T DE 58907890 T DE58907890 T DE 58907890T DE 58907890 D1 DE58907890 D1 DE 58907890D1
- Authority
- DE
- Germany
- Prior art keywords
- ray tube
- liquid lubricant
- rotating anode
- anode
- rotating
- 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
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3842034A DE3842034A1 (de) | 1988-12-14 | 1988-12-14 | Drehanoden-roentgenroehre mit fluessigem schmiermittel |
Publications (1)
Publication Number | Publication Date |
---|---|
DE58907890D1 true DE58907890D1 (de) | 1994-07-21 |
Family
ID=6369117
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3842034A Withdrawn DE3842034A1 (de) | 1988-12-14 | 1988-12-14 | Drehanoden-roentgenroehre mit fluessigem schmiermittel |
DE58907890T Expired - Fee Related DE58907890D1 (de) | 1988-12-14 | 1989-12-08 | Drehanoden-Röntgenröhre mit flüsssigem Schmiermittel. |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3842034A Withdrawn DE3842034A1 (de) | 1988-12-14 | 1988-12-14 | Drehanoden-roentgenroehre mit fluessigem schmiermittel |
Country Status (4)
Country | Link |
---|---|
US (1) | US5077776A (de) |
EP (1) | EP0373705B1 (de) |
JP (1) | JP2960085B2 (de) |
DE (2) | DE3842034A1 (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5169243A (en) * | 1990-09-28 | 1992-12-08 | Koyo Seiko Co., Ltd. | Dynamic pressure bearing for an x-ray tube having a rotary anode |
DE69121504T2 (de) * | 1990-10-01 | 1997-02-06 | Toshiba Kawasaki Kk | Drehanoden-Röntgenröhre |
CN1022007C (zh) * | 1990-10-05 | 1993-09-01 | 东芝株式会社 | 旋转阳极型x射线管 |
CN1024235C (zh) * | 1990-10-05 | 1994-04-13 | 株式会社东芝 | 旋转阳极型x射线管 |
US5737387A (en) * | 1994-03-11 | 1998-04-07 | Arch Development Corporation | Cooling for a rotating anode X-ray tube |
DE19523163A1 (de) * | 1994-07-12 | 1996-01-18 | Siemens Ag | Gleitlagerteil für ein Flüssigmetallgleitlager |
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 |
DE19510067A1 (de) * | 1995-03-20 | 1996-10-02 | Siemens Ag | Gleitlager mit einem mit Flüssigmetall gefüllten Lagerspalt |
DE19510068A1 (de) * | 1995-03-20 | 1996-10-02 | Siemens Ag | Flüssigmetall-Gleitlager |
DE19606871C2 (de) * | 1996-02-23 | 1998-12-10 | Siemens Ag | Gleitlager mit einem mit Flüssigmetall gefüllten Lagerspalt |
DE19630351C1 (de) * | 1996-07-26 | 1997-11-27 | Siemens Ag | Röntgenröhre mit einem Gleitlager |
EP1432005A4 (de) | 2001-08-29 | 2006-06-21 | Toshiba Kk | Röntgenröhre des dreh-positivpoltyps |
US6891928B2 (en) * | 2003-05-07 | 2005-05-10 | Ge Medical Systems | Liquid metal gasket in x-ray tubes |
EP1807236A1 (de) * | 2004-10-26 | 2007-07-18 | Koninklijke Philips Electronics N.V. | MOLYBDÄN-MOLYBDÄN-HARTlOT UND DREHANODE-RÖNTGEN-RÖHRE MIT SOLCH EINEM HARTLOT |
US8744047B2 (en) | 2010-10-29 | 2014-06-03 | General Electric Company | X-ray tube thermal transfer method and system |
US8848875B2 (en) | 2010-10-29 | 2014-09-30 | General Electric Company | Enhanced barrier for liquid metal bearings |
US8503615B2 (en) | 2010-10-29 | 2013-08-06 | General Electric Company | Active thermal control of X-ray tubes |
DE102013215977B4 (de) * | 2013-08-13 | 2021-02-04 | Siemens Healthcare Gmbh | Flüssigmetall-Gleitlager |
US9500226B2 (en) * | 2014-08-13 | 2016-11-22 | General Electric Company | Method and systems for texturing liquid bearing surfaces in X-ray tubes |
US9911570B2 (en) | 2015-12-14 | 2018-03-06 | Varex Imaging Corporation | Antiwetting coating for liquid metal |
Family Cites Families (4)
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. |
NL8303833A (nl) * | 1983-11-08 | 1985-06-03 | Philips Nv | Spiraalgroeflager met metaalsmering en antibevochtigingslaag. |
NL8601414A (nl) * | 1986-06-02 | 1988-01-04 | Philips Nv | Roentgenbuis met een draaianode. |
-
1988
- 1988-12-14 DE DE3842034A patent/DE3842034A1/de not_active Withdrawn
-
1989
- 1989-12-08 EP EP89203122A patent/EP0373705B1/de not_active Expired - Lifetime
- 1989-12-08 DE DE58907890T patent/DE58907890D1/de not_active Expired - Fee Related
- 1989-12-11 JP JP1321245A patent/JP2960085B2/ja not_active Expired - Fee Related
-
1991
- 1991-03-04 US US07/664,421 patent/US5077776A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0373705A2 (de) | 1990-06-20 |
US5077776A (en) | 1991-12-31 |
DE3842034A1 (de) | 1990-06-21 |
JP2960085B2 (ja) | 1999-10-06 |
EP0373705B1 (de) | 1994-06-15 |
JPH02244545A (ja) | 1990-09-28 |
EP0373705A3 (de) | 1991-01-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS CORPORATE INTELLECTUAL PROPERTY GMBH, 2233 |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS INTELLECTUAL PROPERTY & STANDARDS GMBH, 20 |
|
8339 | Ceased/non-payment of the annual fee |