KR920008825A - 회전양극형 x선관 - Google Patents

회전양극형 x선관 Download PDF

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Publication number
KR920008825A
KR920008825A KR1019910017201A KR910017201A KR920008825A KR 920008825 A KR920008825 A KR 920008825A KR 1019910017201 A KR1019910017201 A KR 1019910017201A KR 910017201 A KR910017201 A KR 910017201A KR 920008825 A KR920008825 A KR 920008825A
Authority
KR
South Korea
Prior art keywords
rotating
ray tube
opening
fixed
jacket
Prior art date
Application number
KR1019910017201A
Other languages
English (en)
Other versions
KR940009324B1 (ko
Inventor
가츠히로 오노
히데로 안노
히로유키 스기우라
다카유키 기타미
히로아키 다자와
Original Assignee
아오이 죠이치
가부시키가이샤 도시바
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 아오이 죠이치, 가부시키가이샤 도시바 filed Critical 아오이 죠이치
Publication of KR920008825A publication Critical patent/KR920008825A/ko
Application granted granted Critical
Publication of KR940009324B1 publication Critical patent/KR940009324B1/ko

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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

Abstract

내용 없음

Description

회전양극형 X선관
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 일실시예를 나타낸 주요부 종단면도,
제2도는 제1도의 주요부 확대도,
제3도는 본 발명의 다른 실시예를 나타낸 주요부 확대도.

Claims (6)

  1. 진공용기내에 설치된 양극타켓과, 이 양극타켓이 고정된 회전축을 가지는 동시에 바깥둘레에 회전자원통이 고정된 회전체와, 이 회전체에 대해서 동축상에 끼워 맞춤 배치되고 이 회전체를 회전가능하게 유지하는 고정체와, 상기 회전체 및 고정체의 끼워맞춤부에 설치된 나선홈을 가지는 미끄럼 베어링부와, 이 미끄럼 베어링부의 베어링 간격에 채워진 액체형상 금속윤활제를 구비하는 회전양극형 X선관에 있어서, 상기 미끄럼베어링부의 배어링간격과 진공용기내 공간의 경계에 있는 상기 회전체와 고정체의 미소간격 개구를 포위하고 윤활제비산방지용 자켓이 상기 회전체 또는 고정체의 적어도 한쪽에 부착되어 있는 것을 특징으로 하는 회전양극형 X선관.
  2. 제1항에 있어서, 자켓을 구성하는 부재 안쪽벽의 적어도 일부는 액체상태 금속윤활제와 잘반응하는 물질로 구성되어 있는 것을 특징으로 하는 회전양극형 X선관.
  3. 제1항에 있어서, 자켓의 내측공동내에 액제상태 금속윤활제와 잘반응하는 표면재질이 다공질체가 수용되어 있는 것을 특징으로 하는 회전양극형 X선관.
  4. 제1항에 있어서, 회전체 또는 고정체의 한쪽 미소간격 개구에 근접하는 위치에 시일링이 유지되고 이 시일링의 일부가 다른쪽의 원주면에 접하여 설치된 것을 특징으로 하는 회전양극형 X선관.
  5. 제4항에 있어서, 자켓을 구성하는 벽의 일부에 통기구멍이 형성되어 있는 있는 것을 특징으로 하는 회전양극형 X선관.
  6. 제1항에 있어서, 회전체 또는 고정체의 어느것인가 한쪽이 대체로 바닥있는 원통체를 이루고 다른쪽의 원주체 바깥둘레에 끼워맞추고 이 바닥있는 원통체의 개구부에 링형상의 개구부 폐쇄체가 설치되고 이 개구부 폐쇄체 자체 또는 이 개구부폐쇄체에 일체적으로 고정된 부재로, 이것과 내측 원주체와의 사이간격 개구에서부터 중심축에 대하여 수직방향 또는 경사방향으로 연장되는 브러시가 설치되고 또 이 브러시에 이격근접하여 상기 원주체에 횡방향 연장부가 설치되고 이들 브러쉬 및 횡방향 연장부에서 만드는 바깥둘레 개구가 상기 자켓의 내측 공동내에 위치하고 있는 것을 특징으로 하는 회전양극형 X선관.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임
KR1019910017201A 1990-10-05 1991-09-30 회전양극형 x선관 KR940009324B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP1990-266267 1990-10-05
JP26626790 1990-10-05
JP90-266267 1990-10-05
JP1990-323284 1990-11-28
JP32328490 1990-11-28
JP90-323284 1990-11-28

Publications (2)

Publication Number Publication Date
KR920008825A true KR920008825A (ko) 1992-05-28
KR940009324B1 KR940009324B1 (ko) 1994-10-06

Family

ID=26547364

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910017201A KR940009324B1 (ko) 1990-10-05 1991-09-30 회전양극형 x선관

Country Status (6)

Country Link
US (1) US5210781A (ko)
EP (1) EP0479198B1 (ko)
KR (1) KR940009324B1 (ko)
CN (1) CN1022007C (ko)
CA (1) CA2052474C (ko)
DE (1) DE69124179T2 (ko)

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KR960008927B1 (en) * 1992-01-24 1996-07-09 Toshiba Kk Rotating anode x-ray tube
EP0565005B1 (en) * 1992-04-08 1996-12-11 Kabushiki Kaisha Toshiba X-ray tube of the rotary anode type
US5384819A (en) * 1992-04-08 1995-01-24 Kabushiki Kaisha Toshiba X-ray tube of the rotary anode type
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
DE69916704T2 (de) * 1998-06-19 2005-04-21 Koyo Seiko Co 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
EP2872690B1 (en) 2012-07-13 2020-04-08 Otis Elevator Company Belt including fibers
WO2014057400A1 (en) * 2012-10-12 2014-04-17 Koninklijke Philips N.V. Radiographic imaging apparatus and method
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

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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
DE3900729A1 (de) * 1989-01-12 1990-07-19 Philips Patentverwaltung Drehanoden-roentgenroehre mit einem gleitlager, insbesondere einem spiralrillenlager
DE3900730A1 (de) * 1989-01-12 1990-07-19 Philips Patentverwaltung Drehanoden-roentgenroehre mit wenigstens zwei spiralrillenlagern

Also Published As

Publication number Publication date
CN1022007C (zh) 1993-09-01
US5210781A (en) 1993-05-11
CN1060739A (zh) 1992-04-29
DE69124179D1 (de) 1997-02-27
KR940009324B1 (ko) 1994-10-06
DE69124179T2 (de) 1997-06-05
CA2052474C (en) 1997-10-28
EP0479198A1 (en) 1992-04-08
CA2052474A1 (en) 1992-04-06
EP0479198B1 (en) 1997-01-15

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