JPH0179397U - - Google Patents
Info
- Publication number
- JPH0179397U JPH0179397U JP1987172912U JP17291287U JPH0179397U JP H0179397 U JPH0179397 U JP H0179397U JP 1987172912 U JP1987172912 U JP 1987172912U JP 17291287 U JP17291287 U JP 17291287U JP H0179397 U JPH0179397 U JP H0179397U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- changeover switch
- mode changeover
- changes
- load
- 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
- 238000010586 diagram Methods 0.000 description 4
Description
第１図は本考案の第一実施例に係るモータ駆動
装置の説明図、第２図は本考案の第二実施例に係
るモータ駆動装置の説明図、第３図は回転ヘツド
式磁気記録再生装置の平面図、第４図は従来のモ
ータ駆動装置の説明図である。
１０……モータ、１１……スイツチ、１２……
温度センサ、１３……ドライバ、１４……位置セ
ンサ、１５……ＣＰＵ、Ｔｒ……トランジスタ、
Ｄ１，Ｄ２……ツエナダイオード。
Fig. 1 is an explanatory diagram of a motor drive device according to a first embodiment of the present invention, Fig. 2 is an explanatory diagram of a motor drive device according to a second embodiment of the present invention, and Fig. 3 is an explanatory diagram of a motor drive device according to a second embodiment of the present invention. The plan view of the device, FIG. 4, is an explanatory diagram of a conventional motor drive device. 10...Motor, 11...Switch, 12...
Temperature sensor, 13...driver, 14...position sensor, 15...CPU, Tr...transistor,
D1 , D2 ...Zena diode.
Claims (1)
印加電圧を変化させるモード切換スイツチと、モ
ータにかかる負荷の大きさを検知し、その検知さ
れた負荷の大きさに応じて前記モード切換スイツ
チを切り換えてモータに印加する印加電圧を変化
させる制御装置が備えられていることを特徴とす
るモータ駆動装置。 A driver that drives the motor, a mode changeover switch that changes the voltage applied to the motor, and a mode changeover switch that detects the magnitude of the load on the motor and switches the mode changeover switch according to the detected load. A motor drive device comprising a control device that changes an applied voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987172912U JPH0179397U (en) | 1987-11-12 | 1987-11-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987172912U JPH0179397U (en) | 1987-11-12 | 1987-11-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0179397U true JPH0179397U (en) | 1989-05-29 |
Family
ID=31464860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987172912U Pending JPH0179397U (en) | 1987-11-12 | 1987-11-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0179397U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019130888A1 (en) * | 2017-12-27 | 2019-07-04 | 日本電産トーソク株式会社 | Motor control device |
-
1987
- 1987-11-12 JP JP1987172912U patent/JPH0179397U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019130888A1 (en) * | 2017-12-27 | 2019-07-04 | 日本電産トーソク株式会社 | Motor control device |