JPS6384514U - - Google Patents
Info
- Publication number
- JPS6384514U JPS6384514U JP18091386U JP18091386U JPS6384514U JP S6384514 U JPS6384514 U JP S6384514U JP 18091386 U JP18091386 U JP 18091386U JP 18091386 U JP18091386 U JP 18091386U JP S6384514 U JPS6384514 U JP S6384514U
- Authority
- JP
- Japan
- Prior art keywords
- pattern
- rotation center
- magnetized
- outer diameter
- detection device
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005415 magnetization Effects 0.000 description 1
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図は本考案の回転検出装置を使用したモー
タの断面図、第２図は平面図、第３図はＦＧステ
ータの底面図、第４図はＦＧロータの平面図、第
５図は着磁ベースを切削加工する前の状態を示す
説明図、第６図を着磁ベースを切削加工した後の
状態を示す説明図、第７図Ａは従来の回転検出装
置の断面図、第７図Ｂはマグネツトの一部破断斜
視図、第７図Ｃは導体パターンの平面図、第８図
は従来の問題点を示す説明図である。
１４…回転軸、２１…周波数発電機（回転検出
装置）、２２…ＦＧステータ、２３…ＦＧロータ
、２６…導体パターン、２７…着磁パターン、２
８…着磁ベース。
Fig. 1 is a sectional view of a motor using the rotation detection device of the present invention, Fig. 2 is a plan view, Fig. 3 is a bottom view of the FG stator, Fig. 4 is a plan view of the FG rotor, and Fig. 5 is a plan view of the motor. FIG. 6 is an explanatory diagram showing the state before cutting the magnetic base; FIG. 6 is an explanatory diagram showing the state after cutting the magnetized base; FIG. 7A is a sectional view of a conventional rotation detection device; FIG. B is a partially cutaway perspective view of the magnet, FIG. 7C is a plan view of the conductive pattern, and FIG. 8 is an explanatory diagram showing the problems of the prior art. 14...Rotating shaft, 21...Frequency generator (rotation detection device), 22...FG stator, 23...FG rotor, 26...Conductor pattern, 27...Magnetization pattern, 2
8...Magnetized base.
Claims (1)
着磁パターンを設けたロータと、導体パターンを
設けたステータとを有し、前記着磁パターンと導
体パターンを対向させて、前記回転中心に取付け
た回転軸でロータを回転させるようになつている
回転速度や位相を検出する回転検出装置において
、 前記着磁パターンは、前記導体パターンの内、
外径内に収まるように、その内径が導体パターン
の内径よりも大径に、外径が導体パターンの外径
よりも小径に形成されていると共に、これら着磁
パターンの内，外周は、ロータの回転中心と同心
円状に形成されていることを特徴とする回転検出
装置。[Claims for Utility Model Registration] A rotor having a rotation center in the center and a magnetized pattern provided on the outer periphery of the rotation center, and a stator provided with a conductive pattern, the magnetized pattern and the conductive pattern In a rotation detection device for detecting rotational speed and phase, the rotor is rotated by a rotating shaft attached to the rotation center with the magnetized patterns facing each other,
In order to fit within the outer diameter, the inner diameter is larger than the inner diameter of the conductor pattern, and the outer diameter is smaller than the outer diameter of the conductor pattern. A rotation detection device characterized in that it is formed concentrically with the rotation center of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18091386U JPS6384514U (en) | 1986-11-25 | 1986-11-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18091386U JPS6384514U (en) | 1986-11-25 | 1986-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6384514U true JPS6384514U (en) | 1988-06-02 |
Family
ID=31125301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18091386U Pending JPS6384514U (en) | 1986-11-25 | 1986-11-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6384514U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5513747U (en) * | 1978-07-14 | 1980-01-29 |
-
1986
- 1986-11-25 JP JP18091386U patent/JPS6384514U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5513747U (en) * | 1978-07-14 | 1980-01-29 |
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