JPS642418U - - Google Patents
Info
- Publication number
- JPS642418U JPS642418U JP9713087U JP9713087U JPS642418U JP S642418 U JPS642418 U JP S642418U JP 9713087 U JP9713087 U JP 9713087U JP 9713087 U JP9713087 U JP 9713087U JP S642418 U JPS642418 U JP S642418U
- Authority
- JP
- Japan
- Prior art keywords
- core
- inductance
- coil
- variable inductance
- inductance coil
- 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
- 239000002889 diamagnetic material Substances 0.000 claims description 2
- 239000003302 ferromagnetic material Substances 0.000 claims description 2
- 230000005292 diamagnetic effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
Landscapes
- Coils Or Transformers For Communication (AREA)
Description
第１図は本考案の実施例による可変インダクタ
ンスコイルの斜視図、第２図はコアの挿入部分と
インダクタンスの変化との関係を示す概念図、第
３図はコアに強磁性体を用いた可変インダクタン
スコイルの斜視図、第４図は第３図の可変インダ
クタンスコイルのコアの挿入部分の長さとインダ
クタンスとの関係を示すグラフ、第５図はコアに
反磁性体を用いた可変インダクタンスコイルの斜
視図、第６図は第５図の可変インダクタンスコイ
ルのコア挿入部分の長さとインダクタンスとの関
係を示すグラフ、第７図は反磁性体の円板を用い
てインダクタンスを変化させる可変インダクタン
スコイルの斜視図、第８図は反磁性体のリングを
用いてインダクタンスを変化させる可変インダク
タンスコイルの斜視図である。
主要部分の符号の説明、１……強磁性体コア部
分、２……反磁性体コア部分、４……コイルボビ
ン、５……コイル線輪。
Figure 1 is a perspective view of a variable inductance coil according to an embodiment of the present invention, Figure 2 is a conceptual diagram showing the relationship between the inserted part of the core and changes in inductance, and Figure 3 is a variable inductance coil using a ferromagnetic material for the core. A perspective view of an inductance coil. Figure 4 is a graph showing the relationship between the length of the inserted portion of the core of the variable inductance coil in Figure 3 and inductance. Figure 5 is a perspective view of a variable inductance coil using a diamagnetic material in the core. Figure 6 is a graph showing the relationship between the length of the core insertion portion of the variable inductance coil shown in Figure 5 and inductance, and Figure 7 is a perspective view of the variable inductance coil that changes the inductance using a diamagnetic disc. 8 are perspective views of a variable inductance coil that changes inductance using a diamagnetic ring. Explanation of the symbols of the main parts: 1...Ferromagnetic core part, 2...Diamagnetic core part, 4...Coil bobbin, 5...Coil wire ring.
Claims (1)
インダクタンスが変化する可変インダクタンスコ
イルであつて、前記コアは強磁性体と反磁性体と
から構成されることを特徴とする可変インダクタ
ンスコイル。 1. A variable inductance coil whose inductance is changed by inserting a rod-shaped core into a coil wire ring, wherein the core is composed of a ferromagnetic material and a diamagnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9713087U JPS642418U (en) | 1987-06-24 | 1987-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9713087U JPS642418U (en) | 1987-06-24 | 1987-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS642418U true JPS642418U (en) | 1989-01-09 |
Family
ID=31322367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9713087U Pending JPS642418U (en) | 1987-06-24 | 1987-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS642418U (en) |
-
1987
- 1987-06-24 JP JP9713087U patent/JPS642418U/ja active Pending