JPS649484U - - Google Patents
Info
- Publication number
- JPS649484U JPS649484U JP10274287U JP10274287U JPS649484U JP S649484 U JPS649484 U JP S649484U JP 10274287 U JP10274287 U JP 10274287U JP 10274287 U JP10274287 U JP 10274287U JP S649484 U JPS649484 U JP S649484U
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- magnet rotor
- comb
- magnetic pole
- shaped magnetic
- 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
- 230000004907 flux Effects 0.000 description 4
Landscapes
- Iron Core Of Rotating Electric Machines (AREA)
Description
第１図は本考案のステツプモータの平面展開図
であり、第２図は、第１図のＹ―Ｚ断面図を示す
。第３図は従来のステツプモータの平面展開図で
あり、第４図は第３図のＹ―Ｚ断面図を示す。
１……永久磁石回転子、２……櫛歯状磁極部、
２―１……櫛歯状磁極部２の永久磁石回転子１の
対向面、２―２……櫛歯状磁極部２のコイル５の
対向面、２ａ……従来の櫛歯状磁極部、３……ヨ
ーク部、４……コア、５……コイル、ｔ……櫛歯
状磁極部２の厚さ、ΦＭ……永久磁石回転子２の
磁束、ΦＭ′……従来の永久磁石回転子２の磁束
、ΦＲ……漏れ磁束、ΦＲ′……従来の漏れ磁束
。
FIG. 1 is a developed plan view of the step motor of the present invention, and FIG. 2 is a YZ cross-sectional view of FIG. FIG. 3 is a developed plan view of a conventional step motor, and FIG. 4 is a YZ cross-sectional view of FIG. 3. 1... Permanent magnet rotor, 2... Comb tooth-shaped magnetic pole part,
2-1... The facing surface of the permanent magnet rotor 1 of the comb-shaped magnetic pole part 2, 2-2... The opposing surface of the coil 5 of the comb-shaped magnetic pole part 2, 2a... The conventional comb-shaped magnetic pole part, 3... Yoke portion, 4... Core, 5... Coil, t... Thickness of comb-shaped magnetic pole part 2, ΦM... Magnetic flux of permanent magnet rotor 2, ΦM'... Conventional permanent magnet rotor 2 magnetic flux, ΦR...Leakage flux, ΦR'...Conventional leakage flux.
Claims (1)
転子と、該永久磁石回転子に対し空隙を介して対
向配置された櫛歯状磁極部及びヨーク部を有する
コアと、該コアのヨーク部内に配置されるコイル
とを備えたステツプモータにおいて、前記コアの
櫛歯状磁極部は、前記永久磁石回転子との対向面
を、前記コイルとの対向面より幅広にしたことを
特徴とするステツプモータ。 A permanent magnet rotor in which N poles and S poles are alternately magnetized; a core having a comb-shaped magnetic pole part and a yoke part disposed opposite to the permanent magnet rotor with an air gap; A step motor comprising a coil disposed within a yoke portion, wherein the comb-shaped magnetic pole portion of the core has a surface facing the permanent magnet rotor wider than a surface facing the coil. step motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10274287U JPS649484U (en) | 1987-07-06 | 1987-07-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10274287U JPS649484U (en) | 1987-07-06 | 1987-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS649484U true JPS649484U (en) | 1989-01-19 |
Family
ID=31332929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10274287U Pending JPS649484U (en) | 1987-07-06 | 1987-07-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS649484U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62152363A (en) * | 1985-12-23 | 1987-07-07 | Canon Inc | Pulse motor |
-
1987
- 1987-07-06 JP JP10274287U patent/JPS649484U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62152363A (en) * | 1985-12-23 | 1987-07-07 | Canon Inc | Pulse motor |
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