JPS6340170U - - Google Patents
Info
- Publication number
- JPS6340170U JPS6340170U JP13442386U JP13442386U JPS6340170U JP S6340170 U JPS6340170 U JP S6340170U JP 13442386 U JP13442386 U JP 13442386U JP 13442386 U JP13442386 U JP 13442386U JP S6340170 U JPS6340170 U JP S6340170U
- Authority
- JP
- Japan
- Prior art keywords
- yoke
- anisotropic magnets
- rotor
- brushless motor
- protrusions
- 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
- 239000000696 magnetic material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
Landscapes
- Permanent Magnet Type Synchronous Machine (AREA)
- Brushless Motors (AREA)
Description
第１図は本考案の一実施例としての構成を示す
ロータの平面図、第２図は同じくそのロータによ
るブラシレスモータを示す断面図、第３図は同じ
く他の実施例のロータを示す平面図、第４図は従
来例としてのロータの平面図、第５図は同じく第
４図のロータの断面図、第６図は従来例と実施例
の磁束分布の相違を示す説明図である。図におい
て、１，１Ａはロータ、２，２Ａはヨーク、３は
異方性磁石、４は界磁用マグネツト、５は突起で
ある。なお、図中同一符号は、同一又は相当部分
を示す。
FIG. 1 is a plan view of a rotor showing the structure of an embodiment of the present invention, FIG. 2 is a sectional view of a brushless motor using the same rotor, and FIG. 3 is a plan view of a rotor of another embodiment. , FIG. 4 is a plan view of a rotor as a conventional example, FIG. 5 is a sectional view of the rotor of FIG. 4, and FIG. 6 is an explanatory diagram showing the difference in magnetic flux distribution between the conventional example and the embodiment. In the figure, 1 and 1A are rotors, 2 and 2A are yokes, 3 is an anisotropic magnet, 4 is a field magnet, and 5 is a protrusion. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
の異方性磁石を周方向に配列させて界磁用マグネ
ツトを構成したものにおいて、上記各異方性磁石
を上記ヨークの内面または外面に突極状に一体形
成した突起部と突起部の間に嵌装し、異方性磁石
間の隙間が突起で埋められている構成のブラシレ
スモータのロータ。 (2) 突起部をヨークと同じ磁性材で形成したこ
とを特徴とする実用新案登録請求の範囲第１項記
載のブラシレスモータのロータ。[Scope of Claim for Utility Model Registration] (1) In a field magnet configured by arranging segment-type anisotropic magnets in the circumferential direction on the inner or outer periphery of a yoke, each of the above-mentioned anisotropic magnets is A brushless motor rotor that is fitted between protrusions integrally formed in the shape of salient poles on the inner or outer surface of a yoke, and the gaps between the anisotropic magnets are filled with the protrusions. (2) A rotor for a brushless motor according to claim 1, wherein the protrusion is made of the same magnetic material as the yoke.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13442386U JPS6340170U (en) | 1986-09-02 | 1986-09-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13442386U JPS6340170U (en) | 1986-09-02 | 1986-09-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6340170U true JPS6340170U (en) | 1988-03-15 |
Family
ID=31035655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13442386U Pending JPS6340170U (en) | 1986-09-02 | 1986-09-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6340170U (en) |
-
1986
- 1986-09-02 JP JP13442386U patent/JPS6340170U/ja active Pending