JPH04154U - - Google Patents
Info
- Publication number
- JPH04154U JPH04154U JP4075290U JP4075290U JPH04154U JP H04154 U JPH04154 U JP H04154U JP 4075290 U JP4075290 U JP 4075290U JP 4075290 U JP4075290 U JP 4075290U JP H04154 U JPH04154 U JP H04154U
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- rotor case
- end surface
- magnetized
- inner peripheral
- 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
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Permanent Magnet Type Synchronous Machine (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
第１図は本考案に用いることができるマグネツ
トの原形の例を示す正面図、第２図は同上マグネ
ツトの各種断面形状の例を示す断面図、第３図は
上記マグネツトをモータのロータケースに取り付
けた状態での周波数発電機コイルとの関係を示す
断面図、第４図は同上底面図、第５図はマグネツ
トをロータケースに取り付けた状態の別の例を示
す断面図、第６図は上記本考案の実施例において
マグネツトに周波数発電機用着磁を施すときの様
子を示す断面図、第７図はマグネツト端面形状と
周波数発電機用着磁の様子と周波数発電機出力に
関して上記本考案の実施例と従来のモータのロー
タとを対比して示す比較図、第８図は従来の周波
数発電機付きブラシレスモータの例を示す断面図
、第９図は同上従来のモータにおけるマグネツト
の原形を示す正面図、第１０図は同上断面図、第
１１図は上記マグネツトをカーリングしてロータ
ケースに取り付けた状態を示す断面図、第１２図
は同上マグネツトに周波数発電機用着磁を施すと
きの様子を示す断面図である。
１……ロータケース、５……発電コイルパター
ン、２０……マグネツト、２１……マグネツトの
内周面、２２……マグネツトの端面。
Figure 1 is a front view showing an example of the original shape of a magnet that can be used in the present invention, Figure 2 is a sectional view showing examples of various cross-sectional shapes of the same magnet, and Figure 3 is a diagram showing how the above magnet is installed in the rotor case of a motor. 4 is a top and bottom view of the same, FIG. 5 is a sectional view showing another example of the magnet installed in the rotor case, and FIG. 6 is a sectional view showing the relationship with the frequency generator coil in the installed state. FIG. 7 is a cross-sectional view showing how the magnet is magnetized for a frequency generator in the embodiment of the present invention, and FIG. Fig. 8 is a cross-sectional view showing an example of a conventional brushless motor with a frequency generator, and Fig. 9 shows the original shape of the magnet in the conventional motor. 10 is a sectional view of the same as above, FIG. 11 is a sectional view of the above magnet curled and attached to the rotor case, and FIG. 12 is a sectional view of the above magnet when it is magnetized for use in a frequency generator. FIG. 3 is a sectional view showing the situation. DESCRIPTION OF SYMBOLS 1... Rotor case, 5... Generating coil pattern, 20... Magnet, 21... Inner peripheral surface of magnet, 22... End surface of magnet.
Claims (1)
する帯状のマグネツトをカーリングして取付け、
上記マグネツトには、内周面に駆動用着磁を施し
、ロータケース開口側の端面に周波数発電機用着
磁を施してなるモータのロータにおいて、上記マ
グネツトの上記ロータケース開口側の端面は、こ
れと対向する発電コイルパターン面に対して平行
となるように、又は外周側が内周側よりも発電コ
イルパターン面に近づくように、上記マグネツト
の軸方向の少なくとも一端面を半径方向に傾斜さ
せたことを特徴とするモータのロータ。 Attach a flexible band-shaped magnet to the inner peripheral surface of the cup-shaped rotor case by curling it.
In a motor rotor in which the inner peripheral surface of the magnet is magnetized for driving and the end surface on the rotor case opening side is magnetized for frequency generator, the end surface of the magnet on the rotor case opening side is At least one end surface in the axial direction of the magnet is inclined in the radial direction so that it is parallel to the generating coil pattern surface facing the magnet, or so that the outer circumferential side is closer to the generating coil pattern surface than the inner circumferential side. A motor rotor characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4075290U JP2528638Y2 (en) | 1990-04-17 | 1990-04-17 | Motor rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4075290U JP2528638Y2 (en) | 1990-04-17 | 1990-04-17 | Motor rotor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04154U true JPH04154U (en) | 1992-01-06 |
| JP2528638Y2 JP2528638Y2 (en) | 1997-03-12 |
Family
ID=31550812
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4075290U Expired - Lifetime JP2528638Y2 (en) | 1990-04-17 | 1990-04-17 | Motor rotor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2528638Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010041872A (en) * | 2008-08-07 | 2010-02-18 | Panasonic Corp | Motor and electronic device having the same |
-
1990
- 1990-04-17 JP JP4075290U patent/JP2528638Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010041872A (en) * | 2008-08-07 | 2010-02-18 | Panasonic Corp | Motor and electronic device having the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2528638Y2 (en) | 1997-03-12 |
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