JPH01131651A - 磁気共鳴診断装置 - Google Patents

磁気共鳴診断装置

Info

Publication number
JPH01131651A
JPH01131651A JP62289402A JP28940287A JPH01131651A JP H01131651 A JPH01131651 A JP H01131651A JP 62289402 A JP62289402 A JP 62289402A JP 28940287 A JP28940287 A JP 28940287A JP H01131651 A JPH01131651 A JP H01131651A
Authority
JP
Japan
Prior art keywords
magnetic
magnetic field
winding
rod
magnetic rod
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.)
Granted
Application number
JP62289402A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0464259B2 (cg-RX-API-DMAC7.html
Inventor
Motoji Haragashira
基司 原頭
Yoshizo Maekawa
芳三 前川
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
Nippon Atomic Industry Group Co Ltd
Original Assignee
Toshiba Corp
Nippon Atomic Industry Group Co 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 Toshiba Corp, Nippon Atomic Industry Group Co Ltd filed Critical Toshiba Corp
Priority to JP62289402A priority Critical patent/JPH01131651A/ja
Priority to KR1019880014974A priority patent/KR910006237B1/ko
Priority to US07/271,833 priority patent/US4954924A/en
Priority to DE3889425T priority patent/DE3889425T2/de
Priority to EP88119119A priority patent/EP0316901B1/en
Publication of JPH01131651A publication Critical patent/JPH01131651A/ja
Publication of JPH0464259B2 publication Critical patent/JPH0464259B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • 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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3621—NMR receivers or demodulators, e.g. preamplifiers, means for frequency modulation of the MR signal using a digital down converter, means for analog to digital conversion [ADC] or for filtering or processing of the MR signal such as bandpass filtering, resampling, decimation or interpolation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/22—Power arrangements internal to the switch for operating the driving mechanism
    • H01H3/28—Power arrangements internal to the switch for operating the driving mechanism using electromagnet
    • 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
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3642—Mutual coupling or decoupling of multiple coils, e.g. decoupling of a receive coil from a transmission coil, or intentional coupling of RF coils, e.g. for RF magnetic field amplification

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)
JP62289402A 1987-11-18 1987-11-18 磁気共鳴診断装置 Granted JPH01131651A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP62289402A JPH01131651A (ja) 1987-11-18 1987-11-18 磁気共鳴診断装置
KR1019880014974A KR910006237B1 (ko) 1987-11-18 1988-11-14 고자장에서 사용되는 스위치
US07/271,833 US4954924A (en) 1987-11-18 1988-11-16 Switch for high magnetic field
DE3889425T DE3889425T2 (de) 1987-11-18 1988-11-17 Schalter für Einsatz in starken Magnetfeldern.
EP88119119A EP0316901B1 (en) 1987-11-18 1988-11-17 Switch for high magnetic field

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62289402A JPH01131651A (ja) 1987-11-18 1987-11-18 磁気共鳴診断装置

Publications (2)

Publication Number Publication Date
JPH01131651A true JPH01131651A (ja) 1989-05-24
JPH0464259B2 JPH0464259B2 (cg-RX-API-DMAC7.html) 1992-10-14

Family

ID=17742767

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62289402A Granted JPH01131651A (ja) 1987-11-18 1987-11-18 磁気共鳴診断装置

Country Status (5)

Country Link
US (1) US4954924A (cg-RX-API-DMAC7.html)
EP (1) EP0316901B1 (cg-RX-API-DMAC7.html)
JP (1) JPH01131651A (cg-RX-API-DMAC7.html)
KR (1) KR910006237B1 (cg-RX-API-DMAC7.html)
DE (1) DE3889425T2 (cg-RX-API-DMAC7.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8137719B2 (en) * 2004-08-27 2012-03-20 Adm Alliance Nutrition, Inc. High-fat animal feed pellets and method for making same

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011087485B3 (de) * 2011-11-30 2013-05-29 Siemens Aktiengesellschaft Magnetresonanztomographie-Anlage, Verfahren zum Ausgleichen einer Feldinhomogenität in der Anlage und Shimspulenanordnung
JP6808434B2 (ja) * 2016-10-05 2021-01-06 富士通コンポーネント株式会社 電磁継電器
CN109961969B (zh) * 2017-12-26 2023-03-24 Abb瑞士股份有限公司 一种装置和一种包括装置的开关
CN111494010B (zh) * 2020-04-28 2022-03-29 绍兴梅奥心磁医疗科技有限公司 磁导航系统

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6111644A (ja) * 1984-06-13 1986-01-20 エヌ・ベー・フイリツプス・フルーイランペンフアブリケン Ｎｍｒ装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT246836B (de) * 1964-03-13 1966-05-10 Naimer H L Elektrisches Schaltschütz
EP0173353B1 (en) * 1984-08-31 1991-09-18 Omron Tateisi Electronics Co. Electromagnetic relay with linearly moving armature assembly
FR2570872B1 (fr) * 1984-09-27 1988-08-26 Telemecanique Electrique Dispositif de commutation a composition variable
JPS62206734A (ja) * 1986-03-05 1987-09-11 富士電機株式会社 回路しや断器
DE3625342A1 (de) * 1986-07-26 1988-01-28 Philips Patentverwaltung Relais zur anwendung in einem stationaeren magnetfeld, insbesondere fuer kernspin-untersuchungsgeraete
US4725801A (en) * 1986-10-24 1988-02-16 Hamilton Standard Controls, Inc. Bistable solenoid switch

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6111644A (ja) * 1984-06-13 1986-01-20 エヌ・ベー・フイリツプス・フルーイランペンフアブリケン Ｎｍｒ装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8137719B2 (en) * 2004-08-27 2012-03-20 Adm Alliance Nutrition, Inc. High-fat animal feed pellets and method for making same

Also Published As

Publication number Publication date
US4954924A (en) 1990-09-04
KR890008875A (ko) 1989-07-12
KR910006237B1 (ko) 1991-08-17
EP0316901A2 (en) 1989-05-24
EP0316901A3 (en) 1991-03-27
DE3889425D1 (de) 1994-06-09
JPH0464259B2 (cg-RX-API-DMAC7.html) 1992-10-14
DE3889425T2 (de) 1994-08-25
EP0316901B1 (en) 1994-05-04

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