JPS5429010A - Rotational speed controller for dc motor - Google Patents
Rotational speed controller for dc motorInfo
- Publication number
- JPS5429010A JPS5429010A JP9421777A JP9421777A JPS5429010A JP S5429010 A JPS5429010 A JP S5429010A JP 9421777 A JP9421777 A JP 9421777A JP 9421777 A JP9421777 A JP 9421777A JP S5429010 A JPS5429010 A JP S5429010A
- Authority
- JP
- Japan
- Prior art keywords
- motor
- rotational speed
- speed controller
- pulse voltage
- voltage amplitude
- 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
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
PURPOSE: To construct a circuit with a small difference of positive-negative pulse voltage amplitude, without using a control transistor of big current, by making a pulse voltage amplitude of a driving amplifier output controllable in a accordance with a speed, with a power source voltage fixed.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9421777A JPS5429010A (en) | 1977-08-08 | 1977-08-08 | Rotational speed controller for dc motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9421777A JPS5429010A (en) | 1977-08-08 | 1977-08-08 | Rotational speed controller for dc motor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5429010A true JPS5429010A (en) | 1979-03-03 |
Family
ID=14104139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9421777A Pending JPS5429010A (en) | 1977-08-08 | 1977-08-08 | Rotational speed controller for dc motor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5429010A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5641787A (en) * | 1979-09-07 | 1981-04-18 | Hitachi Ltd | Accoustic motor |
-
1977
- 1977-08-08 JP JP9421777A patent/JPS5429010A/en active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5641787A (en) * | 1979-09-07 | 1981-04-18 | Hitachi Ltd | Accoustic motor |
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