JPH0488465U - - Google Patents
Info
- Publication number
- JPH0488465U JPH0488465U JP40216290U JP40216290U JPH0488465U JP H0488465 U JPH0488465 U JP H0488465U JP 40216290 U JP40216290 U JP 40216290U JP 40216290 U JP40216290 U JP 40216290U JP H0488465 U JPH0488465 U JP H0488465U
- Authority
- JP
- Japan
- Prior art keywords
- yoke
- drive shaft
- yokes
- linear solenoid
- shaft body
- 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
- 239000011553 magnetic fluid Substances 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims 2
- 238000003780 insertion Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Unwinding Of Filamentary Materials (AREA)
Description
第１図は、実施例のリニアソレノイドの中心断
面図、第２図ａは、第１図の要部拡大断面図、第
２図ｂは、第１図の第１ヨーク４の斜視図、第３
図は、リニアソレノイドの動作特性図である。
図中、１…駆動軸体、２Ａ，２Ｂ…第２ヨーク
、３Ａ，３Ｂ…永久磁石、４…第１ヨーク、５…
ボビン、６…コイル、６Ｐ…正電極、６Ｍ…負電
極、７…磁性流体、〓Ａ，〓Ｂ…閉磁界である。
1 is a central sectional view of the linear solenoid of the embodiment, FIG. 2a is an enlarged sectional view of the main part of FIG. 1, and FIG. 3
The figure is a diagram showing the operating characteristics of a linear solenoid. In the figure, 1... Drive shaft body, 2A, 2B... Second yoke, 3A, 3B... Permanent magnet, 4... First yoke, 5...
Bobbin, 6... Coil, 6P... Positive electrode, 6M... Negative electrode, 7... Magnetic fluid, 〓A,〓B... Closed magnetic field.
Claims (1)
有する１対の永久磁石を、同極が対向するように
して挿通部を有する第１ヨークを介して設け、前
記永久磁石を更に厚み方向から挾むようにする１
対の第２ヨークと、該第２ヨークの夫々に設けら
れた軸受部により軸方向に摺動自在にされるコイ
ルを固定された駆動軸体を、前記第１ヨーク並び
に前記永久磁石の前記挿通部に対する挿通状態に
することを特徴とするリニアソレノイド。 ２ 前記軸受部と前記駆動軸体との隙間に磁性流
体を埋設することを特徴とする実用新案登録請求
の範囲の第１項に記載のリニアソレノイド。[Claims for Utility Model Registration] 1. A pair of permanent magnets having insertion portions with different polarities in the thickness direction are provided through a first yoke having insertion portions with the same polarity facing each other, Further sandwiching the permanent magnet from the thickness direction 1
A pair of second yokes and a drive shaft body to which a coil that is slidable in the axial direction is fixed by bearing portions provided on each of the second yokes are inserted through the first yoke and the permanent magnet. A linear solenoid characterized by being inserted into a part. 2. The linear solenoid according to claim 1, wherein a magnetic fluid is embedded in a gap between the bearing portion and the drive shaft body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40216290U JPH0488465U (en) | 1990-12-07 | 1990-12-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP40216290U JPH0488465U (en) | 1990-12-07 | 1990-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0488465U true JPH0488465U (en) | 1992-07-31 |
Family
ID=31880126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP40216290U Pending JPH0488465U (en) | 1990-12-07 | 1990-12-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0488465U (en) |
-
1990
- 1990-12-07 JP JP40216290U patent/JPH0488465U/ja active Pending
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