DE19739908A1 - Drehanoden-Röntgenröhre mit einem hydrodynamischen Gleitlager - Google Patents

Drehanoden-Röntgenröhre mit einem hydrodynamischen Gleitlager

Info

Publication number
DE19739908A1
DE19739908A1 DE19739908A DE19739908A DE19739908A1 DE 19739908 A1 DE19739908 A1 DE 19739908A1 DE 19739908 A DE19739908 A DE 19739908A DE 19739908 A DE19739908 A DE 19739908A DE 19739908 A1 DE19739908 A1 DE 19739908A1
Authority
DE
Germany
Prior art keywords
bearing
intermediate pieces
ray tube
rotating anode
holder
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Withdrawn
Application number
DE19739908A
Other languages
German (de)
English (en)
Inventor
Ulrich Hove
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.)
Philips Intellectual Property and Standards GmbH
Original Assignee
Philips Patentverwaltung GmbH
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 Patentverwaltung GmbH filed Critical Philips Patentverwaltung GmbH
Priority to DE19739908A priority Critical patent/DE19739908A1/de
Priority to DE59812319T priority patent/DE59812319D1/de
Priority to EP98202924A priority patent/EP0902455B1/de
Priority to JP10255430A priority patent/JPH11149892A/ja
Priority to US09/150,555 priority patent/US6275567B1/en
Publication of DE19739908A1 publication Critical patent/DE19739908A1/de
Withdrawn legal-status Critical Current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
    • F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
    • F16C23/02—Sliding-contact bearings
    • F16C23/04—Sliding-contact bearings self-adjusting
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sliding-Contact Bearings (AREA)
  • Support Of The Bearing (AREA)
DE19739908A 1997-09-11 1997-09-11 Drehanoden-Röntgenröhre mit einem hydrodynamischen Gleitlager Withdrawn DE19739908A1 (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
DE19739908A DE19739908A1 (de) 1997-09-11 1997-09-11 Drehanoden-Röntgenröhre mit einem hydrodynamischen Gleitlager
DE59812319T DE59812319D1 (de) 1997-09-11 1998-09-02 Drehanoden-Röntgenröhre mit einem hydrodynamischen Gleitlager
EP98202924A EP0902455B1 (de) 1997-09-11 1998-09-02 Drehanoden-Röntgenröhre mit einem hydrodynamischen Gleitlager
JP10255430A JPH11149892A (ja) 1997-09-11 1998-09-09 流体力学的スリーブ軸受を備えた回転陽極ｘ線管
US09/150,555 US6275567B1 (en) 1997-09-11 1998-09-10 Rotary-anode X-ray tube provided with a hydrodynamic sleeve bearing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19739908A DE19739908A1 (de) 1997-09-11 1997-09-11 Drehanoden-Röntgenröhre mit einem hydrodynamischen Gleitlager

Publications (1)

Publication Number Publication Date
DE19739908A1 true DE19739908A1 (de) 1999-03-18

Family

ID=7841994

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19739908A Withdrawn DE19739908A1 (de) 1997-09-11 1997-09-11 Drehanoden-Röntgenröhre mit einem hydrodynamischen Gleitlager
DE59812319T Expired - Fee Related DE59812319D1 (de) 1997-09-11 1998-09-02 Drehanoden-Röntgenröhre mit einem hydrodynamischen Gleitlager

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE59812319T Expired - Fee Related DE59812319D1 (de) 1997-09-11 1998-09-02 Drehanoden-Röntgenröhre mit einem hydrodynamischen Gleitlager

Country Status (4)

Country Link
US (1) US6275567B1 (enExample)
EP (1) EP0902455B1 (enExample)
JP (1) JPH11149892A (enExample)
DE (2) DE19739908A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19931296A1 (de) * 1999-07-07 2001-01-11 Philips Corp Intellectual Pty Drehanoden-Röntgenröhre mit axialer Lagerung
EP2553283B1 (en) 2010-03-31 2015-01-07 Koninklijke Philips N.V. Bearing system for a rotary anode of an x-ray tube
US9972472B2 (en) * 2014-11-10 2018-05-15 General Electric Company Welded spiral groove bearing assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6617168A (enExample) * 1966-12-07 1968-06-10
NL6706569A (enExample) * 1967-05-11 1968-11-12
NL7713634A (nl) * 1977-12-09 1979-06-12 Philips Nv Roentgenbuis met draaianode.
NL8601414A (nl) * 1986-06-02 1988-01-04 Philips Nv Roentgenbuis met een draaianode.
DE8705478U1 (de) 1987-04-13 1988-08-11 Siemens AG, 1000 Berlin und 8000 München Röntgenröhre mit einer in einem Vakuumgehäuse untergebrachten Drehanode
US5173797A (en) * 1990-05-08 1992-12-22 Xerox Corporation Rotating mirror optical scanner with grooved grease bearings

Also Published As

Publication number Publication date
EP0902455A2 (de) 1999-03-17
US6275567B1 (en) 2001-08-14
EP0902455A3 (de) 2002-01-23
EP0902455B1 (de) 2004-12-01
DE59812319D1 (de) 2005-01-05
JPH11149892A (ja) 1999-06-02

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: PHILIPS CORPORATE INTELLECTUAL PROPERTY GMBH, 2233

8139 Disposal/non-payment of the annual fee