JPH02146981U - - Google Patents
Info
- Publication number
- JPH02146981U JPH02146981U JP5397589U JP5397589U JPH02146981U JP H02146981 U JPH02146981 U JP H02146981U JP 5397589 U JP5397589 U JP 5397589U JP 5397589 U JP5397589 U JP 5397589U JP H02146981 U JPH02146981 U JP H02146981U
- Authority
- JP
- Japan
- Prior art keywords
- rotor magnet
- rotor
- peripheral surface
- rotor yoke
- magnetized
- 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
- 230000005415 magnetization Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 2
Landscapes
- Brushless Motors (AREA)
Description
図面は本考案の一実施例を示したもので、第１
図は全体の縦断面図、第２図はロータマグネツト
の主着磁を示す斜視図、第３図はロータマグネツ
トのＦＧ着磁を示す斜視図である。
図中、１……ロータヨーク、４……ＦＧ着磁部
、５……ロータマグネツト、９……ステータ、１
５……径大部、１８……磁気検出素子を示す。
The drawing shows one embodiment of the present invention.
2 is a perspective view showing main magnetization of the rotor magnet, and FIG. 3 is a perspective view showing FG magnetization of the rotor magnet. In the figure, 1...rotor yoke, 4...FG magnetized section, 5...rotor magnet, 9...stator, 1
5... Large diameter portion, 18... Magnetic detection element.
Claims (1)
ク内側に配設され内周面に主着磁を施すとともに
外周面にＦＧ着磁を施したロータマグネツトと、
このロータマグネツトと径方向に対向するステー
タとを備えたものであつて、ロータヨークの端部
に設けられた径大部とロータマグネツトのＦＧ着
磁部との間隙に磁気検出素子を配設したことを特
徴とするブラシレスモータ。 a circular container-shaped rotor yoke; a rotor magnet disposed inside the rotor yoke, the inner peripheral surface of which is primarily magnetized, and the outer peripheral surface of which is subjected to FG magnetization;
The rotor magnet is equipped with a stator that faces the rotor magnet in the radial direction, and a magnetic detection element is disposed in the gap between the large diameter part provided at the end of the rotor yoke and the FG magnetized part of the rotor magnet. A brushless motor characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5397589U JPH02146981U (en) | 1989-05-12 | 1989-05-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5397589U JPH02146981U (en) | 1989-05-12 | 1989-05-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02146981U true JPH02146981U (en) | 1990-12-13 |
Family
ID=31575627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5397589U Pending JPH02146981U (en) | 1989-05-12 | 1989-05-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02146981U (en) |
-
1989
- 1989-05-12 JP JP5397589U patent/JPH02146981U/ja active Pending