JPS6440274U - - Google Patents
Info
- Publication number
- JPS6440274U JPS6440274U JP13476587U JP13476587U JPS6440274U JP S6440274 U JPS6440274 U JP S6440274U JP 13476587 U JP13476587 U JP 13476587U JP 13476587 U JP13476587 U JP 13476587U JP S6440274 U JPS6440274 U JP S6440274U
- Authority
- JP
- Japan
- Prior art keywords
- rotor yoke
- permanent magnet
- mounting base
- sub
- bracket
- 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
- 238000004804 winding Methods 0.000 claims description 4
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Brushless Motors (AREA)
Description
第１図は本考案の一実施例における偏平型ブラ
シレスモータの断面図、第２図はストツパーの半
裁斜視図、第３図は第２の実施例における偏平型
ブラシレスモータの断面図、第４図ａ，ｂは第２
の実施例における取付台と一体に構成したストツ
パーの正面図とＡＯＢ線による断面図、第５図は
従来例の偏平型ブラシレスモータの断面図である
。
３……永久磁石、４……ロータヨーク、５……
サブロータヨーク、６……固定子巻線、９……ブ
ラケツト、１０，１２……取付台、１１，１２ａ
……ストツパー。
FIG. 1 is a cross-sectional view of a flat brushless motor according to an embodiment of the present invention, FIG. 2 is a half-cut perspective view of a stopper, FIG. 3 is a cross-sectional view of a flat brushless motor according to a second embodiment, and FIG. 4 a and b are the second
FIG. 5 is a front view and a sectional view taken along the AOB line of a stopper integrated with the mounting base in the embodiment, and FIG. 5 is a sectional view of a conventional flat type brushless motor. 3... Permanent magnet, 4... Rotor yoke, 5...
Sub rotor yoke, 6... Stator winding, 9... Bracket, 10, 12... Mounting base, 11, 12a
...stopper.
Claims (1)
た偏平円環状永久磁石と、その永久磁石を固着し
たロータヨークと、そのロータヨークを回転自在
に支承する軸受を設けたブラケツトと、前記永久
磁石とその一面を対向させたサブロータヨークと
、前記永久磁石とサブロータヨークとの対向した
間に空隙を介して配設した複数個の偏平な固定子
巻線と、その固定子巻線と前記ブラケツトを固定
するため前記ブラケツトの外周近辺に配設した取
付台とを備え、前記取付台とロータヨーク間の軸
方向の空隙量Ｌ２を、前記永久磁石と前記固定子
巻線間との空隙量Ｌ１よりも小さくなるように前
記取付台にストツパーを設けた偏平型ブラシレス
モータ。 A bracket provided with a flat annular permanent magnet having north and south poles alternately magnetized in the circumferential direction on an end face, a rotor yoke to which the permanent magnet is fixed, and a bearing that rotatably supports the rotor yoke; a sub-rotor yoke in which a permanent magnet faces one side; a plurality of flat stator windings disposed with gaps between the permanent magnets and the sub-rotor yoke; the stator windings and the sub-rotor yoke; A mounting base is provided near the outer periphery of the bracket for fixing the bracket, and an axial gap L2 between the mounting base and the rotor yoke is defined as a gap between the permanent magnet and the stator winding. A flat brushless motor in which a stopper is provided on the mounting base so that the stopper is smaller than L1 .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13476587U JPS6440274U (en) | 1987-09-03 | 1987-09-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13476587U JPS6440274U (en) | 1987-09-03 | 1987-09-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6440274U true JPS6440274U (en) | 1989-03-10 |
Family
ID=31393811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13476587U Pending JPS6440274U (en) | 1987-09-03 | 1987-09-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6440274U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02250652A (en) * | 1989-03-22 | 1990-10-08 | Matsushita Electric Ind Co Ltd | Motor device |
| JPH0438158A (en) * | 1990-05-31 | 1992-02-07 | Matsushita Electric Ind Co Ltd | Brushless motor |
-
1987
- 1987-09-03 JP JP13476587U patent/JPS6440274U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02250652A (en) * | 1989-03-22 | 1990-10-08 | Matsushita Electric Ind Co Ltd | Motor device |
| JPH0438158A (en) * | 1990-05-31 | 1992-02-07 | Matsushita Electric Ind Co Ltd | Brushless motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS59135087U (en) | Permanent magnet step motor | |
| JPH0339355U (en) | ||
| JPS6440274U (en) | ||
| JPH03106852U (en) | ||
| JPS61114977U (en) | ||
| JPH0348372U (en) | ||
| JPS62140880U (en) | ||
| JPS61114978U (en) | ||
| JPS61149971U (en) | ||
| JPS63124077U (en) | ||
| JPS617274U (en) | Rotor magnetic poles of synchronous motor | |
| JPS61126784U (en) | ||
| JPS62195372U (en) | ||
| JPH023174U (en) | ||
| JPH02118467U (en) | ||
| JPS6336173U (en) | ||
| JPS61138375U (en) | ||
| JPH0414471U (en) | ||
| JPS5822872U (en) | Electric motor | |
| JPS62198870U (en) | ||
| JPH01159576U (en) | ||
| JPS61123681U (en) | ||
| JPS6241373U (en) | ||
| JPH0275974U (en) | ||
| JPS5960882U (en) | brushless electric motor |