JPS6370277U - - Google Patents
Info
- Publication number
- JPS6370277U JPS6370277U JP16478086U JP16478086U JPS6370277U JP S6370277 U JPS6370277 U JP S6370277U JP 16478086 U JP16478086 U JP 16478086U JP 16478086 U JP16478086 U JP 16478086U JP S6370277 U JPS6370277 U JP S6370277U
- Authority
- JP
- Japan
- Prior art keywords
- stator
- bearing
- moving coil
- coil motor
- shaped
- 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
- 230000004323 axial length Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 description 1
Description
第１図は、本考案の一実施例を示すもので、第
２図をＡ―Ａで断面した平面図、第２図は、第１
図のＢ―Ｂ断面図、第３図は、要部の分解斜視図
、第４図は、可動コイルの形状を示す分解斜視図
、第５図は、従来例の平面図、第６図は、その断
面図、第７図は、その要部の分解斜視図である。
１……ステータ、２ａ，３ａ……底部、２ｂ，
３ｂ……貫通孔、３ｄ……切欠部、３ｅ……周壁
、５ａ，５ｂ，５ｃ，５ｄ……永久磁石、６……
ロータ、７，８……可動コイル、９，１０……ベ
アリング、１１……回転軸、２１……弾性リング
、２１ａ……内方膨張部、Ｘ……基準線。
Fig. 1 shows one embodiment of the present invention, and Fig. 2 is a plan view taken along the line A-A in Fig. 2;
3 is an exploded perspective view of the main parts, FIG. 4 is an exploded perspective view showing the shape of the moving coil, FIG. 5 is a plan view of the conventional example, and FIG. , its sectional view, and FIG. 7 is an exploded perspective view of its main parts. 1... Stator, 2a, 3a... Bottom, 2b,
3b...through hole, 3d...notch, 3e...peripheral wall, 5a, 5b, 5c, 5d...permanent magnet, 6...
Rotor, 7, 8... Moving coil, 9, 10... Bearing, 11... Rotating shaft, 21... Elastic ring, 21a... Inner expansion part, X... Reference line.
Claims (1)
孔が設けられしかも断面視においてコ字状の磁路
を形成するステータと、略半リング板状をなして
板厚方向に着磁されモータ中心を通るある基準線
に対しその両側で対称的となるよう前記ステータ
の中空部の上下底部に２個ずつ固定された永久磁
石と、周方向に駆動されるよう前記永久磁石の上
下間の空隙内に配される可動コイル及びベアリン
グが回転軸に設けられしかも該ベアリングが前記
貫通孔にて保持されているロータとよりなるフラ
ツト可動コイルモータにおいて、前記ベアリング
の軸方向長さと同等か又は小さい厚さを有し、ベ
アリングと同軸的に形成した切欠部を有する周壁
とベアリングに張力が生じるよう装着され、ベア
リングの外周を径方向にばね付勢して与圧する内
方膨張部が形成された弾性リングを設けたフラツ
ト可動コイルモータ。 The stator is substantially box-shaped and has a stepped through hole at the bottom, forming a U-shaped magnetic path when viewed in cross section.The stator is substantially box-shaped and has a U-shaped magnetic path in cross section. two permanent magnets are fixed to the top and bottom of the hollow part of the stator so as to be symmetrical on both sides with respect to a certain reference line passing through the stator, and two permanent magnets are fixed to the top and bottom of the hollow part of the stator so as to be symmetrical with respect to a certain reference line passing through the stator. A flat moving coil motor comprising a moving coil disposed on a rotating shaft and a rotor having a bearing provided on a rotating shaft and the bearing being held in the through hole, the flat moving coil motor having a thickness equal to or smaller than the axial length of the bearing. an elastic ring that is attached to a circumferential wall having a notch formed coaxially with the bearing and an inwardly expanding part that pressurizes the outer periphery of the bearing by applying a spring force in the radial direction. A flat moving coil motor with
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16478086U JPS6370277U (en) | 1986-10-27 | 1986-10-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16478086U JPS6370277U (en) | 1986-10-27 | 1986-10-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6370277U true JPS6370277U (en) | 1988-05-11 |
Family
ID=31094213
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16478086U Pending JPS6370277U (en) | 1986-10-27 | 1986-10-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6370277U (en) |
-
1986
- 1986-10-27 JP JP16478086U patent/JPS6370277U/ja active Pending