JPS62112106U - - Google Patents

Info

Publication number
JPS62112106U
JPS62112106U JP20354985U JP20354985U JPS62112106U JP S62112106 U JPS62112106 U JP S62112106U JP 20354985 U JP20354985 U JP 20354985U JP 20354985 U JP20354985 U JP 20354985U JP S62112106 U JPS62112106 U JP S62112106U
Authority
JP
Japan
Prior art keywords
magnetic field
magnetic
generating device
air gap
annular protrusion
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
JP20354985U
Other languages
English (en)
Other versions
JPH0244485Y2 (ja
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 filed Critical
Priority to JP20354985U priority Critical patent/JPH0244485Y2/ja
Priority to US06/909,327 priority patent/US4679022A/en
Priority to DE8686307272T priority patent/DE3676066D1/de
Priority to EP86307272A priority patent/EP0228154B1/en
Publication of JPS62112106U publication Critical patent/JPS62112106U/ja
Application granted granted Critical
Publication of JPH0244485Y2 publication Critical patent/JPH0244485Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Magnetic Resonance Imaging Apparatus (AREA)

Description

【図面の簡単な説明】
第１図はこの考案による磁界発生装置を示す横
断上面図と正面説明図である。第２図は磁極片の
環状突起の詳細を示す説明図である。第３図はこ
の考案による他の磁界発生装置の縦断斜視図であ
る。 １０……円柱状継鉄、１１……板状継鉄、１２
，２０……Ｆｅ―Ｂ―Ｒ系永久磁石、１３，２１
……磁極片、１４，２３……空隙、１５，２４…
…環状突起、１６，２５……磁界調整片、１７…
…磁束シヤント材、２２……継鉄。

Claims (1)

    【実用新案登録請求の範囲】
  1. 空隙を形成して対向する一対の磁極片と、少な
    くとも１の永久磁石とを継鉄で磁気的結合し、該
    空隙に磁界を発生させる磁界発生装置において、
    磁極片の各対向面に環状突起を設け、かつ環状突
    起の所要箇所に、１または複数の磁性材からなる
    磁界調整片を着設したことを特徴とする磁界発生
    装置。
JP20354985U 1985-12-27 1985-12-27 Expired JPH0244485Y2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP20354985U JPH0244485Y2 (ja) 1985-12-27 1985-12-27
US06/909,327 US4679022A (en) 1985-12-27 1986-09-19 Magnetic field generating device for NMR-CT
DE8686307272T DE3676066D1 (de) 1985-12-27 1986-09-22 Einrichtung zur erzeugung von magnetfeldern fuer die magnetische kernresonanz-tomographie.
EP86307272A EP0228154B1 (en) 1985-12-27 1986-09-22 Magnetic field generating device for nmr-ct

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20354985U JPH0244485Y2 (ja) 1985-12-27 1985-12-27

Publications (2)

Publication Number Publication Date
JPS62112106U true JPS62112106U (ja) 1987-07-17
JPH0244485Y2 JPH0244485Y2 (ja) 1990-11-27

Family

ID=31168983

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20354985U Expired JPH0244485Y2 (ja) 1985-12-27 1985-12-27

Country Status (1)

Country Link
JP (1) JPH0244485Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003075757A1 (fr) * 2002-03-14 2003-09-18 Hitachi, Ltd. Dispositif a aimant et imagerie par resonance magnetique utilisant ledit dispositif

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003075757A1 (fr) * 2002-03-14 2003-09-18 Hitachi, Ltd. Dispositif a aimant et imagerie par resonance magnetique utilisant ledit dispositif

Also Published As

Publication number Publication date
JPH0244485Y2 (ja) 1990-11-27

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