DE69116527T2 - Verfahren zur Herstellung einer Drehanoden-Röntgenröhre und Vorrichtung zu ihrer Herstellung - Google Patents

Verfahren zur Herstellung einer Drehanoden-Röntgenröhre und Vorrichtung zu ihrer Herstellung

Info

Publication number
DE69116527T2
DE69116527T2 DE69116527T DE69116527T DE69116527T2 DE 69116527 T2 DE69116527 T2 DE 69116527T2 DE 69116527 T DE69116527 T DE 69116527T DE 69116527 T DE69116527 T DE 69116527T DE 69116527 T2 DE69116527 T2 DE 69116527T2
Authority
DE
Germany
Prior art keywords
manufacturing
same
ray tube
rotating anode
anode
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
Application number
DE69116527T
Other languages
English (en)
Other versions
DE69116527D1 (de
Inventor
Katsuhiro Ono
Hidero Anno
Hiroyuki Sugiura
Takayuki Kitami
Minoru Shida
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Publication of DE69116527D1 publication Critical patent/DE69116527D1/de
Application granted granted Critical
Publication of DE69116527T2 publication Critical patent/DE69116527T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/107—Grooves for generating pressure
    • 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
    • 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
    • F16C33/103—Construction relative to lubrication with liquid, e.g. oil, as lubricant retained in or near the bearing
    • 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
DE69116527T 1990-11-28 1991-11-28 Verfahren zur Herstellung einer Drehanoden-Röntgenröhre und Vorrichtung zu ihrer Herstellung Expired - Fee Related DE69116527T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP32328590 1990-11-28

Publications (2)

Publication Number Publication Date
DE69116527D1 DE69116527D1 (de) 1996-02-29
DE69116527T2 true DE69116527T2 (de) 1996-07-04

Family

ID=18153083

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69116527T Expired - Fee Related DE69116527T2 (de) 1990-11-28 1991-11-28 Verfahren zur Herstellung einer Drehanoden-Röntgenröhre und Vorrichtung zu ihrer Herstellung

Country Status (6)

Country Link
US (1) US5298293A (de)
EP (1) EP0488311B1 (de)
KR (1) KR940011725B1 (de)
CN (1) CN1029179C (de)
CA (1) CA2056310C (de)
DE (1) DE69116527T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR960005752B1 (ko) * 1991-12-10 1996-05-01 가부시키가이샤 도시바 X선 장치
KR960008927B1 (en) * 1992-01-24 1996-07-09 Toshiba Kk Rotating anode x-ray tube
US20090181057A1 (en) 2004-05-04 2009-07-16 The Board Of Trustees Of The University Of Illinois Methods and Compositions for the Inhibition of Thrombus Formation
FR2893760B1 (fr) * 2005-11-23 2008-01-25 Gen Electric Tube a rayons x, de conception robuste et avec une grande etancheite et son procede de fabrication
US8009806B2 (en) * 2009-07-13 2011-08-30 General Electric Company Apparatus and method of cooling a liquid metal bearing in an x-ray tube
US9014337B2 (en) * 2010-04-12 2015-04-21 Koninklijke Philips N.V. Rotary-anode X-ray tube with reduced radial sealing
US8300770B2 (en) 2010-07-13 2012-10-30 Varian Medical Systems, Inc. Liquid metal containment in an x-ray tube
US9972472B2 (en) * 2014-11-10 2018-05-15 General Electric Company Welded spiral groove bearing assembly
US9911570B2 (en) 2015-12-14 2018-03-06 Varex Imaging Corporation Antiwetting coating for liquid metal
US10714297B2 (en) * 2018-07-09 2020-07-14 General Electric Company Spiral groove bearing assembly with minimized deflection
US11017977B1 (en) * 2020-01-24 2021-05-25 GE Precision Healthcare LLC Liquid metal bearing assembly and method for operating said liquid metal bearing assembly
CN113777507A (zh) * 2021-08-03 2021-12-10 中国民用航空飞行学院 一种锂离子电池变压环境下热失控真空冷却装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7713634A (nl) * 1977-12-09 1979-06-12 Philips Nv Roentgenbuis met draaianode.
JPS5656770A (en) * 1979-10-16 1981-05-18 Showa Alum Corp Degassing method for metal
JPS57190763A (en) * 1981-05-19 1982-11-24 Toshiba Corp Casting method for copper alloy by melting
AU555747B2 (en) * 1983-08-09 1986-10-09 Cilco Inc. Chondroitin sulfate and sodium hyaluronate composition
NL8303422A (nl) * 1983-10-06 1985-05-01 Philips Nv Roentgenbuis met draaianode.
NL8303833A (nl) * 1983-11-08 1985-06-03 Philips Nv Spiraalgroeflager met metaalsmering en antibevochtigingslaag.
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.
US4956858A (en) * 1989-02-21 1990-09-11 General Electric Company Method of producing lubricated bearings

Also Published As

Publication number Publication date
DE69116527D1 (de) 1996-02-29
KR920008827A (ko) 1992-05-28
EP0488311B1 (de) 1996-01-17
EP0488311A1 (de) 1992-06-03
CA2056310A1 (en) 1992-05-29
CN1029179C (zh) 1995-06-28
CN1062055A (zh) 1992-06-17
KR940011725B1 (ko) 1994-12-23
CA2056310C (en) 1997-10-21
US5298293A (en) 1994-03-29

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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