JPS62103209U - - Google Patents
Info
- Publication number
- JPS62103209U JPS62103209U JP19421385U JP19421385U JPS62103209U JP S62103209 U JPS62103209 U JP S62103209U JP 19421385 U JP19421385 U JP 19421385U JP 19421385 U JP19421385 U JP 19421385U JP S62103209 U JPS62103209 U JP S62103209U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic circuit
- permanent magnets
- magnetic
- cylindrical
- right positions
- 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.)
- Pending
Links
- 230000005415 magnetization Effects 0.000 claims description 2
- 238000005481 NMR spectroscopy Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Magnetic Resonance Imaging Apparatus (AREA)
Description
第１図は本考案の磁気回路の実施例における外
観斜視図、第２図は第１図における磁気回路の１
／４部分における磁化の方向を示す正面図、第３
図は第１図における磁気回路の永久磁石内および
円筒内における磁力線の流れのパタンを示す正面
磁力線図、第４図は本考案における他の実施例で
円筒内に一組のコイルが配設された外観斜視図、
第５図は従来一般に使用されている核磁気共鳴装
置のブロツク図である。
なお１……永久磁石、２……磁力線。
Fig. 1 is an external perspective view of an embodiment of the magnetic circuit of the present invention, and Fig. 2 is an example of the magnetic circuit in Fig. 1.
Front view showing the direction of magnetization in the /4 section, 3rd
The figure is a front view of magnetic lines of force showing the pattern of the flow of lines of magnetic force inside the permanent magnet and cylinder of the magnetic circuit in Fig. 1, and Fig. 4 is another embodiment of the present invention in which a set of coils is arranged inside the cylinder. External perspective view,
FIG. 5 is a block diagram of a conventionally commonly used nuclear magnetic resonance apparatus. Note that 1... permanent magnet, 2... lines of magnetic force.
Claims (1)
筒状に形成してなる磁気回路において、前記円筒
状の軸を中心とする上下方向と、これと直交する
左右方向の前記永久磁石を、平行で反対方向に磁
化させるとともに、前記上、下および左、右の位
置間の永久磁石を順次磁化方向の角度を変えてそ
れぞれ前記上、下および左右に合致させてなる磁
気回路。 ２ 前記円筒状磁気回路の内側に前記上下の方向
に生ずる磁力線２の方向に磁場を発生させる調整
用コイル１３を配設してなる前記実用新案登録請
求の範囲第１項記載の磁気回路。[Claims for Utility Model Registration] 1. In a magnetic circuit formed by bonding a plurality of segmented permanent magnets to form a cylindrical shape, the vertical direction centering on the cylindrical axis and the horizontal direction orthogonal thereto. The permanent magnets are magnetized in parallel and opposite directions, and the permanent magnets between the upper, lower, left, and right positions are sequentially changed in angle of magnetization direction to match the upper, lower, and left and right positions, respectively. magnetic circuit. 2. The magnetic circuit according to claim 1, wherein an adjustment coil 13 is disposed inside the cylindrical magnetic circuit to generate a magnetic field in the direction of the magnetic lines of force 2 generated in the vertical direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19421385U JPS62103209U (en) | 1985-12-19 | 1985-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19421385U JPS62103209U (en) | 1985-12-19 | 1985-12-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62103209U true JPS62103209U (en) | 1987-07-01 |
Family
ID=31150975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19421385U Pending JPS62103209U (en) | 1985-12-19 | 1985-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62103209U (en) |
-
1985
- 1985-12-19 JP JP19421385U patent/JPS62103209U/ja active Pending
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