DE3764190D1 - Roentgenroehren-drehanode. - Google Patents

Roentgenroehren-drehanode.

Info

Publication number
DE3764190D1
DE3764190D1 DE8787200992T DE3764190T DE3764190D1 DE 3764190 D1 DE3764190 D1 DE 3764190D1 DE 8787200992 T DE8787200992 T DE 8787200992T DE 3764190 T DE3764190 T DE 3764190T DE 3764190 D1 DE3764190 D1 DE 3764190D1
Authority
DE
Germany
Prior art keywords
ray tube
rotating anode
tube rotating
anode
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 - Lifetime
Application number
DE8787200992T
Other languages
English (en)
Inventor
Cornelis Dirk Roelandse
Pieter Hokkeling
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3764190D1 publication Critical patent/DE3764190D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • F16C17/105—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 bearing surface providing angular contact, e.g. conical or spherical bearing surfaces
    • 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
    • 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
    • F16C2210/00—Fluids
    • F16C2210/08—Fluids molten metals
    • 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
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/109—Lubricant compositions or properties, e.g. viscosity
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Sliding-Contact Bearings (AREA)
  • X-Ray Techniques (AREA)
DE8787200992T 1986-06-02 1987-05-26 Roentgenroehren-drehanode. Expired - Lifetime DE3764190D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8601414A NL8601414A (nl) 1986-06-02 1986-06-02 Roentgenbuis met een draaianode.

Publications (1)

Publication Number Publication Date
DE3764190D1 true DE3764190D1 (de) 1990-09-13

Family

ID=19848105

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787200992T Expired - Lifetime DE3764190D1 (de) 1986-06-02 1987-05-26 Roentgenroehren-drehanode.

Country Status (6)

Country Link
US (1) US4856039A (de)
EP (1) EP0248480B1 (de)
JP (1) JPH0724203B2 (de)
AU (1) AU7370887A (de)
DE (1) DE3764190D1 (de)
NL (1) NL8601414A (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
KR940009325B1 (ko) * 1990-10-01 1994-10-06 가부시키가이샤 도시바 회전 양극형 x선관
CN1022007C (zh) * 1990-10-05 1993-09-01 东芝株式会社 旋转阳极型x射线管
CN1024065C (zh) * 1990-10-19 1994-03-16 株式会社东芝 旋转阳极型x射线管
CN1029179C (zh) * 1990-11-28 1995-06-28 东芝株式会社 旋转阳极型x射线管的制造方法及制造装置
US5140624A (en) * 1991-04-05 1992-08-18 General Electric Company Apparatus for rotatably supporting an x-ray tube anode
CN1039561C (zh) * 1992-04-08 1998-08-19 株式会社东芝 旋转阳极x射线管
US5541975A (en) * 1994-01-07 1996-07-30 Anderson; Weston A. X-ray tube having rotary anode cooled with high thermal conductivity fluid
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
JP3018992U (ja) * 1995-05-24 1995-12-05 株式会社東洋産業商会 カチュ−シャ
JP2760781B2 (ja) * 1996-01-31 1998-06-04 株式会社東芝 Ｘ線断層撮影装置
JP2948163B2 (ja) * 1996-02-29 1999-09-13 株式会社東芝 Ｘ線装置
DE19630351C1 (de) * 1996-07-26 1997-11-27 Siemens Ag Röntgenröhre mit einem Gleitlager
DE19739908A1 (de) * 1997-09-11 1999-03-18 Philips Patentverwaltung Drehanoden-Röntgenröhre mit einem hydrodynamischen Gleitlager
US6891928B2 (en) * 2003-05-07 2005-05-10 Ge Medical Systems Liquid metal gasket in x-ray tubes
US7197115B2 (en) * 2004-08-10 2007-03-27 General Electric Company Cantilever and straddle x-ray tube configurations for a rotating anode with vacuum transition chambers
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
US20070089259A1 (en) * 2005-10-24 2007-04-26 Jones Terry G Dust pan broom stand
FR2913813A1 (fr) * 2007-03-15 2008-09-19 Gen Electric Tube a rayons x comportant un systeme de refroidissement d'une anode tournante a rayons x
US7832933B2 (en) * 2008-04-30 2010-11-16 Honeywell International Inc. Wear resistant foil bearing assembly
DE102013215977B4 (de) 2013-08-13 2021-02-04 Siemens Healthcare Gmbh Flüssigmetall-Gleitlager
DE102015215308A1 (de) * 2015-08-11 2017-02-16 Siemens Healthcare Gmbh Flüssigmetall-Gleitlager

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3694685A (en) * 1971-06-28 1972-09-26 Gen Electric System for conducting heat from an electrode rotating in a vacuum
NL7713634A (nl) * 1977-12-09 1979-06-12 Philips Nv Roentgenbuis met draaianode.
DE2845007C2 (de) * 1978-10-16 1983-05-05 Philips Patentverwaltung Gmbh, 2000 Hamburg Drehanoden-Röntgenröhre mit einem Metallkolben
US4276493A (en) * 1979-09-10 1981-06-30 General Electric Company Attachment means for a graphite x-ray tube target
GB2079869B (en) * 1980-06-10 1985-05-15 Citizen Watch Co Ltd Solid-lubricated bearing and method of fabricating same
DE3022618A1 (de) * 1980-06-16 1982-01-21 Siemens AG, 1000 Berlin und 8000 München Drehanoden-roentgenroehre
US4481655A (en) * 1982-04-01 1984-11-06 General Electric Company X-Ray target attachment
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.
NL8400072A (nl) * 1984-01-10 1985-08-01 Philips Nv Roentgenbuis met een spiraalgroeflager.

Also Published As

Publication number Publication date
JPS62287555A (ja) 1987-12-14
EP0248480B1 (de) 1990-08-08
US4856039A (en) 1989-08-08
EP0248480A1 (de) 1987-12-09
NL8601414A (nl) 1988-01-04
AU7370887A (en) 1987-12-03
JPH0724203B2 (ja) 1995-03-15

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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 ELECTRONICS N.V., EINDHOVEN, NL

8339 Ceased/non-payment of the annual fee