JPH01101166U - - Google Patents
Info
- Publication number
- JPH01101166U JPH01101166U JP19841487U JP19841487U JPH01101166U JP H01101166 U JPH01101166 U JP H01101166U JP 19841487 U JP19841487 U JP 19841487U JP 19841487 U JP19841487 U JP 19841487U JP H01101166 U JPH01101166 U JP H01101166U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- permanent magnet
- magnetic pole
- pair
- pole pieces
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Brushless Motors (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
第１図は本考案実施例の１部を断面してみた斜
視図、第２図は実施例の分解斜視図、第３図と第
４図はそれぞれ従来のロータ例を示す斜視図であ
る。
１０……永久磁石、２０……ロータ軸、３０，
４０……磁極片、３１，４１……磁極片の円盤部
、３２，４２……磁極片のフランジ部。
FIG. 1 is a partially cutaway perspective view of an embodiment of the present invention, FIG. 2 is an exploded perspective view of the embodiment, and FIGS. 3 and 4 are perspective views showing examples of conventional rotors, respectively. 10...Permanent magnet, 20...Rotor shaft, 30,
40...Magnetic pole piece, 31, 41...Disk part of the magnetic pole piece, 32, 42...Flange part of the magnetic pole piece.
Claims (1)
ロータであつて、該ロータは、軸方向に磁化させ
た円環状の永久磁石と、該永久磁石の円環内の軸
心に通されるロータ軸と、該ロータ軸に嵌込まれ
て固定される円盤部と該円盤部の外周縁に設けら
れる１ないし複数個のフランジ部とからなる一対
の磁極片とを有し、該一対の磁極片の各円盤部で
前記永久磁石をその両面から挾持した形で固定す
ると共に、一対の磁極片の各フランジ部がロータ
外周方向に交互に位置してＮ，Ｓの磁極を構成す
るようにしたことを特徴とする直流モータ用のロ
ータ。 A rotor in a DC motor using a permanent magnet in the rotor, the rotor comprising: an annular permanent magnet magnetized in the axial direction; a rotor shaft passing through the axis inside the annular ring of the permanent magnet; A pair of magnetic pole pieces each comprising a disk portion that is fitted into and fixed to the rotor shaft and one or more flange portions provided on the outer periphery of the disk portion, each disk of the pair of magnetic pole pieces. The permanent magnet is fixed in a sandwiched manner from both sides thereof, and the flanges of the pair of magnetic pole pieces are alternately positioned in the outer peripheral direction of the rotor to constitute N and S magnetic poles. Rotor for DC motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19841487U JPH01101166U (en) | 1987-12-25 | 1987-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19841487U JPH01101166U (en) | 1987-12-25 | 1987-12-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01101166U true JPH01101166U (en) | 1989-07-07 |
Family
ID=31488925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19841487U Pending JPH01101166U (en) | 1987-12-25 | 1987-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01101166U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995000995A1 (en) * | 1993-06-17 | 1995-01-05 | Nihon Riken Kabushiki Kaisha | Power generating device |
| JP2013099107A (en) * | 2011-10-31 | 2013-05-20 | Asmo Co Ltd | Rotor and motor |
| JP2014171324A (en) * | 2013-03-04 | 2014-09-18 | Asmo Co Ltd | Rotor, motor, and method for manufacturing rotor |
| US9143013B2 (en) | 2011-10-31 | 2015-09-22 | Asmo Co. Ltd | Rotor and motor |
| US9273691B2 (en) | 2011-10-31 | 2016-03-01 | Asmo, Co., Ltd. | Rotor and motor |
| US9490669B2 (en) | 2012-08-20 | 2016-11-08 | Asmo Co., Ltd. | Rotor and motor |
| JP2017011996A (en) * | 2016-10-19 | 2017-01-12 | アスモ株式会社 | Brushless motor |
| US9577496B2 (en) | 2012-11-13 | 2017-02-21 | Asmo Co., Ltd. | Rotor and brushless motor with rotation position detection |
| US9673669B2 (en) | 2012-11-13 | 2017-06-06 | Asmo Co., Ltd. | Brushless motor and rotor |
-
1987
- 1987-12-25 JP JP19841487U patent/JPH01101166U/ja active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995000995A1 (en) * | 1993-06-17 | 1995-01-05 | Nihon Riken Kabushiki Kaisha | Power generating device |
| JP2013099107A (en) * | 2011-10-31 | 2013-05-20 | Asmo Co Ltd | Rotor and motor |
| US9143013B2 (en) | 2011-10-31 | 2015-09-22 | Asmo Co. Ltd | Rotor and motor |
| US9273691B2 (en) | 2011-10-31 | 2016-03-01 | Asmo, Co., Ltd. | Rotor and motor |
| US9490671B2 (en) | 2011-10-31 | 2016-11-08 | Asmo Co., Ltd. | Rotor and motor |
| US9490669B2 (en) | 2012-08-20 | 2016-11-08 | Asmo Co., Ltd. | Rotor and motor |
| US9577496B2 (en) | 2012-11-13 | 2017-02-21 | Asmo Co., Ltd. | Rotor and brushless motor with rotation position detection |
| US9673669B2 (en) | 2012-11-13 | 2017-06-06 | Asmo Co., Ltd. | Brushless motor and rotor |
| JP2014171324A (en) * | 2013-03-04 | 2014-09-18 | Asmo Co Ltd | Rotor, motor, and method for manufacturing rotor |
| JP2017011996A (en) * | 2016-10-19 | 2017-01-12 | アスモ株式会社 | Brushless motor |