JPH03104076U - - Google Patents
Info
- Publication number
- JPH03104076U JPH03104076U JP1269590U JP1269590U JPH03104076U JP H03104076 U JPH03104076 U JP H03104076U JP 1269590 U JP1269590 U JP 1269590U JP 1269590 U JP1269590 U JP 1269590U JP H03104076 U JPH03104076 U JP H03104076U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- permanent magnet
- magnetic field
- swing arm
- motor type
- 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
Landscapes
- Moving Of Heads (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Description
第１図は本考案に係るボイスコイルモータ型ア
クチユエータの第１実施例の一部切欠斜視図、第
２図は同じく第２実施例の一部切欠斜視図、第３
図は第３実施例の要点を示す磁石の平面図、第４
図は第４実施例の要点であるコイルの斜視図、第
５図は従来のボイスコイルモータ型アクチユエー
タの一部切欠斜視図である。
１……軸、２……スイングアーム、３……コイ
ル、４……上板ヨーク、５……下板ヨーク、６…
…柱ヨーク、７，７ａ，７ｂ……永久磁石。
FIG. 1 is a partially cutaway perspective view of a first embodiment of a voice coil motor type actuator according to the present invention, FIG. 2 is a partially cutaway perspective view of the second embodiment, and FIG.
The figure is a plan view of a magnet showing the main points of the third embodiment;
The figure is a perspective view of a coil, which is the main point of the fourth embodiment, and FIG. 5 is a partially cutaway perspective view of a conventional voice coil motor type actuator. 1...Axis, 2...Swing arm, 3...Coil, 4...Upper plate yoke, 5...Lower plate yoke, 6...
...Pillar yoke, 7, 7a, 7b...Permanent magnet.
Claims (1)
と、このスイングアームに取り付けられ、当該ア
ームの回動平面上で偏平に巻かれているコイルと
、このコイルを適宜な空〓を保つて挾み込む上下
の板ヨークと、この両板ヨークを所定位置で連結
する柱ヨークと、厚み方向に一方向に磁化され、
前記板ヨークの一方の内面側に接合された板状永
久磁石とからなり、前記コイルの前記スイングア
ームの回動方向に対して直交する一辺部分が前記
永久磁石による磁場中に配置されていることを特
徴とするボイスコイルモータ型アクチユエータ。 (2) 前記コイルの前記一辺部分と前記磁場との
交差する面積が前記磁場の端部において大きくな
るように前記永久磁石の形状を設定したことを特
徴とする請求項１記載のボイスコイルモータ型ア
クチユエータ。 (3) 前記コイルの前記一辺部分を除く部分の一
部あるいは全部の厚みが前記一辺部分の厚みより
大きいことを特徴とする請求項１記載のボイスコ
イルモータ型アクチユエータ。[Claims for Utility Model Registration] (1) A swing arm that is rotatable around a certain axis, a coil that is attached to this swing arm and is wound flatly on the rotation plane of the arm, and this coil. The upper and lower plate yokes sandwich the yoke while maintaining an appropriate space, and the column yoke connects the two plate yokes at a predetermined position.
and a plate-shaped permanent magnet bonded to one inner surface of the plate yoke, and one side of the coil perpendicular to the rotational direction of the swing arm is disposed in the magnetic field of the permanent magnet. A voice coil motor type actuator featuring: (2) The voice coil motor type according to claim 1, wherein the shape of the permanent magnet is set so that the area where the one side portion of the coil intersects with the magnetic field becomes larger at an end of the magnetic field. Actuator. (3) The voice coil motor type actuator according to claim 1, wherein a part or all of a portion of the coil other than the one side portion is thicker than the one side portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1269590U JPH03104076U (en) | 1990-02-14 | 1990-02-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1269590U JPH03104076U (en) | 1990-02-14 | 1990-02-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03104076U true JPH03104076U (en) | 1991-10-29 |
Family
ID=31516154
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1269590U Pending JPH03104076U (en) | 1990-02-14 | 1990-02-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03104076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008062026A (en) * | 2006-08-10 | 2008-03-21 | Asami Oda | Receiving tool for cooking |
-
1990
- 1990-02-14 JP JP1269590U patent/JPH03104076U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008062026A (en) * | 2006-08-10 | 2008-03-21 | Asami Oda | Receiving tool for cooking |