JPS60137374U - Rotation detection device for rotating body - Google Patents
Rotation detection device for rotating bodyInfo
- Publication number
- JPS60137374U JPS60137374U JP2510384U JP2510384U JPS60137374U JP S60137374 U JPS60137374 U JP S60137374U JP 2510384 U JP2510384 U JP 2510384U JP 2510384 U JP2510384 U JP 2510384U JP S60137374 U JPS60137374 U JP S60137374U
- Authority
- JP
- Japan
- Prior art keywords
- rotating body
- power generation
- frequency power
- detection device
- rotation detection
- 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
- Transmission And Conversion Of Sensor Element Output (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案をビデオテープレコーダのシリンダモータ
に適用した一実施例を示したもので、第１図は全体の縦
断面図、第２図は分解斜視図、第３図ａは磁石の着磁状
態を示す平面図、第３図すは周波数発電コイルの平面図
、第４図は回転速度信号及び回転位相検出信号の処理回
路図、第５図は各部の信号波形図である。
図面中、８はロータ（回転体）、１１は電機子（静止部
）、１５は磁石、１６は非着磁部、１７は周波数発電用
着磁部、１８はプリント基板、２１は周波数発電コイル
、２２，２３は口出線、２４はタップである。
第４ 図
２６−The drawings show an embodiment in which the present invention is applied to a cylinder motor for a video tape recorder. Fig. 1 is an overall vertical sectional view, Fig. 2 is an exploded perspective view, and Fig. 3 a shows magnetization of a magnet. FIG. 3 is a plan view of the frequency generating coil, FIG. 4 is a processing circuit diagram of the rotational speed signal and rotational phase detection signal, and FIG. 5 is a signal waveform diagram of each part. In the drawing, 8 is a rotor (rotating body), 11 is an armature (stationary part), 15 is a magnet, 16 is a non-magnetized part, 17 is a magnetized part for frequency power generation, 18 is a printed circuit board, and 21 is a frequency power generation coil. , 22, 23 are lead lines, and 24 is a tap. 4th Figure 26-
Claims (1)
成すると共に残部に周波数発電用着磁部を形成した磁石
と、この磁石に対向して静止部に設けられた周波数発電
コイルと、この周波数発電コイルの途中部位から導出し
たタップとを備え、前記周波数発電コイルの両端の日出
線から前記自転体の回転速度に応じた周波数の回転速度
信号を出力させると共に、前記周波数発電コイルの一方
の日出線と前記タップとの間に回転位相検出信号を出力
させるようにしたところに特徴を有する回転体の回転検
出装置。A magnet provided on a rotating body and having a non-magnetized part formed in a part of an annular region and a magnetized part for frequency power generation in the remaining part, and a frequency power generation coil provided in a stationary part facing the magnet. and a tap derived from an intermediate part of the frequency power generation coil, and outputs a rotation speed signal of a frequency corresponding to the rotation speed of the rotating body from the sunrise wires at both ends of the frequency power generation coil, and A rotation detection device for a rotating body characterized in that a rotation phase detection signal is output between one sunrise wire of the coil and the tap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2510384U JPS60137374U (en) | 1984-02-23 | 1984-02-23 | Rotation detection device for rotating body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2510384U JPS60137374U (en) | 1984-02-23 | 1984-02-23 | Rotation detection device for rotating body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60137374U true JPS60137374U (en) | 1985-09-11 |
| JPH0350458Y2 JPH0350458Y2 (en) | 1991-10-28 |
Family
ID=30519877
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2510384U Granted JPS60137374U (en) | 1984-02-23 | 1984-02-23 | Rotation detection device for rotating body |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60137374U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6356864A (en) * | 1986-08-27 | 1988-03-11 | Nippon Chemicon Corp | Rotation detecting device |
| WO2020195003A1 (en) * | 2019-03-25 | 2020-10-01 | 日本電産株式会社 | Motor |
-
1984
- 1984-02-23 JP JP2510384U patent/JPS60137374U/en active Granted
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6356864A (en) * | 1986-08-27 | 1988-03-11 | Nippon Chemicon Corp | Rotation detecting device |
| WO2020195003A1 (en) * | 2019-03-25 | 2020-10-01 | 日本電産株式会社 | Motor |
| CN113632341A (en) * | 2019-03-25 | 2021-11-09 | 日本电产株式会社 | Motor |
| US11863022B2 (en) | 2019-03-25 | 2024-01-02 | Nidec Corporation | Motor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0350458Y2 (en) | 1991-10-28 |
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