JPS6295482U - - Google Patents
Info
- Publication number
- JPS6295482U JPS6295482U JP18392685U JP18392685U JPS6295482U JP S6295482 U JPS6295482 U JP S6295482U JP 18392685 U JP18392685 U JP 18392685U JP 18392685 U JP18392685 U JP 18392685U JP S6295482 U JPS6295482 U JP S6295482U
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- magnetic pole
- pole piece
- field
- holes
- 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.)
- Granted
Links
Landscapes
- Dc Machiner (AREA)
Description
第１図は本考案の一実施例に係る直流電動機の
固定子の展開平面図、第２図は同縦断面図、第３
図は全体の構造を示す縦断面図、第４図は第３図
における―線断面図である。
なお図面に用いた符号において、１６……ヨー
ク、２２……電機子コア、２４……電機子コイル
、２８……永久磁石、２９……磁極片、３０……
側端面、３１……円形孔（穴）である。
FIG. 1 is a developed plan view of a stator of a DC motor according to an embodiment of the present invention, FIG. 2 is a longitudinal cross-sectional view of the stator, and FIG.
The figure is a longitudinal sectional view showing the overall structure, and FIG. 4 is a sectional view taken along the line -- in FIG. In addition, in the symbols used in the drawings, 16... Yoke, 22... Armature core, 24... Armature coil, 28... Permanent magnet, 29... Magnetic pole piece, 30...
Side end surface, 31... is a circular hole (hole).
Claims (1)
の永久磁石の内周面に磁極片を取付けるようにし
た電動機において、前記磁極片を前記永久磁石の
端部よりも円周方向に延出するとともに、この磁
極片の延出された永久磁石と重合わされない部分
に穴を形成し、この穴の数または位置によつてト
ルクリツプルの調整を行なうようにしたことを特
徴とする永久磁石界磁式電動機。 In an electric motor in which a permanent magnet is used as a field and a magnetic pole piece is attached to an inner circumferential surface of the permanent magnet for the field, the magnetic pole piece extends in the circumferential direction beyond an end of the permanent magnet. and a permanent magnet field type, characterized in that holes are formed in the part of the magnetic pole piece that does not overlap with the extended permanent magnet, and the torque ripple is adjusted by the number or position of the holes. Electric motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985183926U JPH0229822Y2 (en) | 1985-11-29 | 1985-11-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985183926U JPH0229822Y2 (en) | 1985-11-29 | 1985-11-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6295482U true JPS6295482U (en) | 1987-06-18 |
| JPH0229822Y2 JPH0229822Y2 (en) | 1990-08-10 |
Family
ID=31131112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985183926U Expired JPH0229822Y2 (en) | 1985-11-29 | 1985-11-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0229822Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4110724Y1 (en) * | 1964-11-23 | 1966-05-20 |
-
1985
- 1985-11-29 JP JP1985183926U patent/JPH0229822Y2/ja not_active Expired
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4110724Y1 (en) * | 1964-11-23 | 1966-05-20 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0229822Y2 (en) | 1990-08-10 |