DE69102105D1 - Kryostat und Bilderzeugungsapparat mittels magnetischer Kernresonanz mit einem Kryostat. - Google Patents

Kryostat und Bilderzeugungsapparat mittels magnetischer Kernresonanz mit einem Kryostat.

Info

Publication number
DE69102105D1
DE69102105D1 DE69102105T DE69102105T DE69102105D1 DE 69102105 D1 DE69102105 D1 DE 69102105D1 DE 69102105 T DE69102105 T DE 69102105T DE 69102105 T DE69102105 T DE 69102105T DE 69102105 D1 DE69102105 D1 DE 69102105D1
Authority
DE
Germany
Prior art keywords
cryostat
magnetic resonance
imaging apparatus
resonance imaging
magnetic
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
DE69102105T
Other languages
English (en)
Other versions
DE69102105T2 (de
Inventor
Norihide Saho
Takeo Nemoto
Mitsuru Saeki
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE69102105D1 publication Critical patent/DE69102105D1/de
Application granted granted Critical
Publication of DE69102105T2 publication Critical patent/DE69102105T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
    • F02G1/00—Hot gas positive-displacement engine plants
    • F02G1/04—Hot gas positive-displacement engine plants of closed-cycle type
    • F02G1/043—Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines
    • F02G1/044—Hot gas positive-displacement engine plants of closed-cycle type the engine being operated by expansion and contraction of a mass of working gas which is heated and cooled in one of a plurality of constantly communicating expansible chambers, e.g. Stirling cycle type engines having at least two working members, e.g. pistons, delivering power output
    • F02G1/0445—Engine plants with combined cycles, e.g. Vuilleumier
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/38—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field
    • G01R33/385—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
    • G01R33/3854—Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils means for active and/or passive vibration damping or acoustical noise suppression in gradient magnet coil systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/42—Screening
    • G01R33/421—Screening of main or gradient magnetic field
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F6/00—Superconducting magnets; Superconducting coils
    • H01F6/04—Cooling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02G—HOT GAS OR COMBUSTION-PRODUCT POSITIVE-DISPLACEMENT ENGINE PLANTS; USE OF WASTE HEAT OF COMBUSTION ENGINES; NOT OTHERWISE PROVIDED FOR
    • F02G2250/00—Special cycles or special engines
    • F02G2250/18—Vuilleumier cycles

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Epidemiology (AREA)
  • Health & Medical Sciences (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Containers, Films, And Cooling For Superconductive Devices (AREA)
DE69102105T 1990-07-20 1991-07-03 Kryostat und Bilderzeugungsapparat mittels magnetischer Kernresonanz mit einem Kryostat. Expired - Fee Related DE69102105T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP02190539A JP3102492B2 (ja) 1990-07-20 1990-07-20 防振型クライオスタツト

Publications (2)

Publication Number Publication Date
DE69102105D1 true DE69102105D1 (de) 1994-06-30
DE69102105T2 DE69102105T2 (de) 1994-09-01

Family

ID=16259770

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69102105T Expired - Fee Related DE69102105T2 (de) 1990-07-20 1991-07-03 Kryostat und Bilderzeugungsapparat mittels magnetischer Kernresonanz mit einem Kryostat.

Country Status (4)

Country Link
US (1) US5181385A (de)
EP (1) EP0467558B1 (de)
JP (1) JP3102492B2 (de)
DE (1) DE69102105T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5694775A (en) * 1995-09-28 1997-12-09 Kabushiki Kaisha Toshiba Magnetic resonance diagnostic apparatus
DE19548273A1 (de) * 1995-12-22 1997-06-26 Spectrospin Ag NMR-Meßeinrichtung mit Pulsrohrkühler
DE19940551C1 (de) 1999-08-26 2001-05-23 Siemens Ag Magnetresonanztomographiegerät mit schwingungsentkoppelter äußerer Hülle
US6289681B1 (en) * 1999-11-17 2001-09-18 General Electric Company Superconducting magnet split cryostat interconnect assembly
DE10048340C2 (de) * 2000-09-29 2002-11-14 Siemens Ag Magnetresonanzapparatur
GB0411601D0 (en) * 2004-05-25 2004-06-30 Oxford Magnet Tech Side sock refrigerator interface
JP4796393B2 (ja) * 2006-01-17 2011-10-19 株式会社日立製作所 超電導電磁石
JP5128211B2 (ja) * 2007-09-05 2013-01-23 株式会社日立製作所 超電導磁石装置および磁気共鳴撮像装置
JP4950363B1 (ja) 2011-03-22 2012-06-13 三菱電機株式会社 超電導マグネット
CN107204226B (zh) * 2016-03-18 2020-06-02 上海联影医疗科技有限公司 一种超导磁体的低温容器
US10753681B2 (en) * 2017-04-12 2020-08-25 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Apparatus and method for lowering a column section
CN114496455B (zh) * 2022-02-25 2023-11-14 中国科学院电工研究所 一种高场大孔径磁共振成像被动屏蔽超导磁体

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5932758A (ja) * 1982-08-16 1984-02-22 株式会社日立製作所 冷凍機付クライオスタツト
DE3689337T2 (de) * 1985-01-17 1994-06-23 Mitsubishi Electric Corp Kryogenisches Gefäss für einen supraleitenden Apparat.
US4689970A (en) * 1985-06-29 1987-09-01 Kabushiki Kaisha Toshiba Cryogenic apparatus
EP0250675B1 (de) * 1986-06-04 1992-10-21 Mitsubishi Denki Kabushiki Kaisha Supraleitender Magnet
JPH0629635Y2 (ja) * 1986-09-09 1994-08-10 古河電気工業株式会社 低温保持装置
US4848103A (en) * 1987-04-02 1989-07-18 General Electric Company Radial cryostat suspension system
JPS63307711A (ja) * 1987-06-10 1988-12-15 Toshiba Corp 磁石装置
US4781034A (en) * 1987-06-10 1988-11-01 Universities Research Association, Inc. Cryogenic support system
DE3724569A1 (de) * 1987-07-24 1989-02-02 Spectrospin Ag Kryostat
US4959964A (en) * 1988-09-16 1990-10-02 Hitachi, Ltd. Cryostat with refrigerator containing superconductive magnet
US4986078A (en) * 1989-08-17 1991-01-22 General Electric Company Refrigerated MR magnet support system

Also Published As

Publication number Publication date
JP3102492B2 (ja) 2000-10-23
EP0467558B1 (de) 1994-05-25
EP0467558A1 (de) 1992-01-22
JPH0478175A (ja) 1992-03-12
DE69102105T2 (de) 1994-09-01
US5181385A (en) 1993-01-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee