JPH0132738B2 - - Google Patents
Info
- Publication number
- JPH0132738B2 JPH0132738B2 JP54136663A JP13666379A JPH0132738B2 JP H0132738 B2 JPH0132738 B2 JP H0132738B2 JP 54136663 A JP54136663 A JP 54136663A JP 13666379 A JP13666379 A JP 13666379A JP H0132738 B2 JPH0132738 B2 JP H0132738B2
- Authority
- JP
- Japan
- Prior art keywords
- motor
- circuit
- transistor
- back electromotive
- voltage
- 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.)
- Expired
Links
- 238000001514 detection method Methods 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 10
- 230000002159 abnormal effect Effects 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009958 sewing Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Landscapes
- Protection Of Generators And Motors (AREA)
- Control Of Electric Motors In General (AREA)
- Control Of Direct Current Motors (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13666379A JPS5662035A (en) | 1979-10-23 | 1979-10-23 | Dc motor lock protecting circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13666379A JPS5662035A (en) | 1979-10-23 | 1979-10-23 | Dc motor lock protecting circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5662035A JPS5662035A (en) | 1981-05-27 |
JPH0132738B2 true JPH0132738B2 (fr) | 1989-07-10 |
Family
ID=15180580
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13666379A Granted JPS5662035A (en) | 1979-10-23 | 1979-10-23 | Dc motor lock protecting circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5662035A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59220092A (ja) * | 1983-05-26 | 1984-12-11 | Matsushita Electric Ind Co Ltd | 無整流子モ−タの焼損防止回路 |
JPS59226685A (ja) * | 1983-06-02 | 1984-12-19 | Matsushita Electric Ind Co Ltd | 無整流子モ−タの停止警報回路 |
JPH01311883A (ja) * | 1988-06-08 | 1989-12-15 | Riken Corp | モータの拘束トルク制御回路 |
JPH0429589A (ja) * | 1990-05-25 | 1992-01-31 | Zexel Corp | 直流モータのロック状態判別方法 |
-
1979
- 1979-10-23 JP JP13666379A patent/JPS5662035A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5662035A (en) | 1981-05-27 |
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