JPH0383481U - - Google Patents
Info
- Publication number
- JPH0383481U JPH0383481U JP14278889U JP14278889U JPH0383481U JP H0383481 U JPH0383481 U JP H0383481U JP 14278889 U JP14278889 U JP 14278889U JP 14278889 U JP14278889 U JP 14278889U JP H0383481 U JPH0383481 U JP H0383481U
- Authority
- JP
- Japan
- Prior art keywords
- frequency generator
- ring
- circuit board
- printed circuit
- forming
- 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
- 244000126211 Hericium coralloides Species 0.000 claims 1
- 239000000696 magnetic material Substances 0.000 claims 1
- 230000005405 multipole Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Brushless Motors (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Description
第１図は、本考案に係るＦＧ基板にリング状固
定台を設けたＦＧを有するブラシレスモータの略
線断面図。第２図は第１図の分解斜視図。第３図
は、従来のＦＧを有するブラシレスモータの略線
断面図で、第４図は第３図の分解斜視図。
１，１８……ロータヨーク、２……駆動用磁極
、３，１９……ＦＧマグネツト、４，２１……Ｆ
Ｇ基板、５，２２……ＦＧパターン、６……リン
グ状固定台、７……ステータ電機子、８，２０…
…モータケース、９ａ，９ｂ……位置検知素子、
１０ａ，１０ｂ……軸受、１１……シヤフト、１
２ａ，１２ｂ，１２ｃ，１２ｄ……ＦＧ基板固定
用ネジ、１４ａ，１４ｂ，１４ｃ，１４ｄ……ネ
ジ穴、１５ａ，１５ｂ，１５ｃ，１５ｄ……ネジ
穴、１６ａ，１６ｂ，１６ｃ，１６ｄ……固定用
穴、１７ａ，１７ｂ，１７ｃ，１７ｄ……リング
状固定台用ネジ、２３ａ，２３ｂ，２３ｃ，２３
ｄ……ＦＧ基板固定用ネジ、２５ａ，２５ｂ，２
５ｃ，２５ｄ……ネジ穴、２６……ステータ電機
子面。
FIG. 1 is a schematic cross-sectional view of a brushless motor having an FG in which a ring-shaped fixing base is provided on an FG board according to the present invention. FIG. 2 is an exploded perspective view of FIG. 1. FIG. 3 is a schematic cross-sectional view of a brushless motor having a conventional FG, and FIG. 4 is an exploded perspective view of FIG. 3. 1,18...Rotor yoke, 2...Driving magnetic pole, 3,19...FG magnet, 4,21...F
G board, 5, 22... FG pattern, 6... Ring-shaped fixing base, 7... Stator armature, 8, 20...
...Motor case, 9a, 9b...Position detection element,
10a, 10b...Bearing, 11...Shaft, 1
2a, 12b, 12c, 12d...screw for fixing FG board, 14a, 14b, 14c, 14d...screw hole, 15a, 15b, 15c, 15d...screw hole, 16a, 16b, 16c, 16d...for fixing Holes, 17a, 17b, 17c, 17d...Screws for ring-shaped fixing base, 23a, 23b, 23c, 23
d...FG board fixing screw, 25a, 25b, 2
5c, 25d...screw holes, 26...stator armature surface.
Claims (1)
以上の正の整数）極の駆動用磁極と、Ｎ・Ｓの磁
極を多極着磁して形成された周波数発電機形成磁
極を有する界磁マグネツトをステータ電機子と相
対的回動をなす回転子に備え、前記周波数発電機
形成用磁極と対向する面に、表面に周波数発電機
形成用のリング状のくし歯状導電パターンを備え
たプリント基板と、前記プリント基板背面に前記
界磁マグネツトと対向配置する様に固着したステ
ータ電機子とをモータケースに装着して成る固定
子とより構成される周波数発電機を有するブラシ
レスモータにおいて、前記プリント基板を、リン
グ状固定台を介して前記モータケースに装着した
ことを特徴とした周波数発電機を有するブラシレ
スモータ。 (2) 前記リング状固定台は磁性材料で形成され
たものであることを特徴とする請求項１記載の周
波数発電機を有するブラシレスモータ。[Claims for Utility Model Registration] (1) 2P with alternating N and S magnetic poles (P is 1
Rotation of a field magnet having a driving magnetic pole with a positive integer (a positive integer above) and a frequency generator forming magnetic pole formed by multi-pole magnetizing N and S magnetic poles relative to the stator armature. A printed circuit board having a ring-shaped comb-tooth conductive pattern for forming a frequency generator on its surface facing the magnetic pole for forming a frequency generator, and a field magnet on the back surface of the printed circuit board. In a brushless motor, the printed circuit board is connected to the motor case through a ring-shaped fixing base, and the stator armature is fixed to the motor case so as to face each other. A brushless motor having a frequency generator characterized in that it is attached to. (2) A brushless motor having a frequency generator according to claim 1, wherein the ring-shaped fixed base is made of a magnetic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14278889U JPH0383481U (en) | 1989-12-12 | 1989-12-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14278889U JPH0383481U (en) | 1989-12-12 | 1989-12-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0383481U true JPH0383481U (en) | 1991-08-26 |
Family
ID=31689603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14278889U Pending JPH0383481U (en) | 1989-12-12 | 1989-12-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0383481U (en) |
-
1989
- 1989-12-12 JP JP14278889U patent/JPH0383481U/ja active Pending
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