JPS6089780U - voice coil motor - Google Patents
voice coil motorInfo
- Publication number
- JPS6089780U JPS6089780U JP18190783U JP18190783U JPS6089780U JP S6089780 U JPS6089780 U JP S6089780U JP 18190783 U JP18190783 U JP 18190783U JP 18190783 U JP18190783 U JP 18190783U JP S6089780 U JPS6089780 U JP S6089780U
- Authority
- JP
- Japan
- Prior art keywords
- center
- voice coil
- coil
- magnet
- center pole
- 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
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のＶＣＭの一部の断面図、第２図は本考案
−実施例要部の断面図、第３図Ａ、 Ｂは本考案の効果
を説明するためのグラフである。
１・・・・・・センタポール、２・・・・・・センサコ
イル、３・・・・・・ボイスコイル、４・・・・・・セ
ンサロッド、５・・・・・パサイドヨーク、６・・・・
・・磁石、７・・・・・・センサハウジング、８・・・
・・・磁気シールド。FIG. 1 is a sectional view of a part of a conventional VCM, FIG. 2 is a sectional view of a main part of an embodiment of the present invention, and FIGS. 3A and 3B are graphs for explaining the effects of the present invention. 1...Center pole, 2...Sensor coil, 3...Voice coil, 4...Sensor rod, 5...Paside yoke, 6... ...
...Magnet, 7...Sensor housing, 8...
...Magnetic shield.
Claims (1)
、センタポール内にこれと同心的にセンタコイルを配置
し、センタポールを同心的に包囲スルボイスコイル端面
にボイスコイルと同心的に取付けられ軸方向に磁化され
たセンサロッドを前記センサコイル内に挿入し、前記セ
ンタポール内には前記磁石と対向する位置にセンサコイ
ル、センタポールの何れにもふれない内外径で軸長が磁
石のそれよりも大きな円筒状の磁気シールドを同心的に
設けて成ることを特徴とするボイスコイルモータ。In the case where a cylindrical magnet is inserted into the center pole, the center coil is arranged concentrically within the center pole, and the center coil is attached concentrically to the end face of the voice coil surrounding the center pole. A sensor rod magnetized in the axial direction is inserted into the sensor coil, and a sensor rod is placed in the center pole at a position facing the magnet, and the sensor rod has an inner and outer diameter that does not touch either of the center poles and an axial length that is that of the magnet. A voice coil motor characterized by having a larger cylindrical magnetic shield concentrically provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18190783U JPS6089780U (en) | 1983-11-25 | 1983-11-25 | voice coil motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18190783U JPS6089780U (en) | 1983-11-25 | 1983-11-25 | voice coil motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6089780U true JPS6089780U (en) | 1985-06-19 |
Family
ID=30394069
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18190783U Pending JPS6089780U (en) | 1983-11-25 | 1983-11-25 | voice coil motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6089780U (en) |
-
1983
- 1983-11-25 JP JP18190783U patent/JPS6089780U/en active Pending
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