JPS6291582U - - Google Patents
Info
- Publication number
- JPS6291582U JPS6291582U JP18373385U JP18373385U JPS6291582U JP S6291582 U JPS6291582 U JP S6291582U JP 18373385 U JP18373385 U JP 18373385U JP 18373385 U JP18373385 U JP 18373385U JP S6291582 U JPS6291582 U JP S6291582U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- coil
- protrusion
- brushless motor
- detecting
- 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
- 238000001514 detection method Methods 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000012212 insulator Substances 0.000 description 1
Landscapes
- Brushless Motors (AREA)
Description
第１図ないし第３図ｃは本考案に係るブラシレ
スモータの第一実施例を示すもので、第１図は分
解斜視図、第２図は拡大垂直断面図、第３図ａは
ロータが静止しているときの状態を示す作動説明
図、第３図ｂはロータが約４０°回動したときの
状態を示す作動説明図、第３図ｃはロータが約８
５°回動したときの状態を示す作動説明図、第４
図及び第５図は本考案に係るブラシレスモータの
第二実施例を示すもので、第４図はコイル基板を
示す拡大斜視図、第５図は第４図における矢視Ａ
―Ａ線方向断面図である。
１……ロータ、１ａ……Ｎ磁極部、１ｂ……無
着磁部、１ｃ……Ｓ磁極部、２……フアン、３…
…軸、４……ケース本体、５……コイル基板、７
……蓋体、７ａ……挾持部、７ｂ……軸受ハウジ
ング、７ｃ……突出部、８……コイル、９……突
起、１０……位置検知素子、１１……絶縁体、１
２……ボビン。
Figures 1 to 3c show a first embodiment of the brushless motor according to the present invention, in which Figure 1 is an exploded perspective view, Figure 2 is an enlarged vertical sectional view, and Figure 3a is a rotor at rest. Fig. 3b is an explanatory diagram of the operation showing the state when the rotor has rotated approximately 40 degrees, and Fig. 3c is an explanatory diagram of the operation when the rotor has rotated approximately 40 degrees.
Operation explanatory diagram showing the state when rotated by 5 degrees, No. 4
5 and 5 show a second embodiment of the brushless motor according to the present invention, FIG. 4 is an enlarged perspective view showing a coil board, and FIG. 5 is an arrow A in FIG. 4.
-A cross-sectional view taken along line A. 1...Rotor, 1a...N magnetic pole part, 1b...Non-magnetized part, 1c...S magnetic pole part, 2...Fan, 3...
...Axis, 4...Case body, 5...Coil board, 7
... Lid body, 7a ... Holding part, 7b ... Bearing housing, 7c ... Protrusion part, 8 ... Coil, 9 ... Protrusion, 10 ... Position detection element, 11 ... Insulator, 1
2...Bobbin.
Claims (1)
れたロータと、該ロータの停止位置決定に供する
突起を一体形成したコイル基板と、前記ロータに
回動力を与えるコイル及び該ロータの回動位置を
検知する位置検知手段とを具備したことを特徴と
するブラシレスモータ。 A rotor having a desired magnetized configuration and rotatably supported, a coil substrate integrally formed with a protrusion for determining a stop position of the rotor, a coil for applying rotational force to the rotor, and a rotational position of the rotor. A brushless motor characterized by comprising a position detection means for detecting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18373385U JPS6291582U (en) | 1985-11-29 | 1985-11-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18373385U JPS6291582U (en) | 1985-11-29 | 1985-11-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6291582U true JPS6291582U (en) | 1987-06-11 |
Family
ID=31130743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18373385U Pending JPS6291582U (en) | 1985-11-29 | 1985-11-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6291582U (en) |
-
1985
- 1985-11-29 JP JP18373385U patent/JPS6291582U/ja active Pending