JPS646637B2 - - Google Patents
Info
- Publication number
- JPS646637B2 JPS646637B2 JP54134986A JP13498679A JPS646637B2 JP S646637 B2 JPS646637 B2 JP S646637B2 JP 54134986 A JP54134986 A JP 54134986A JP 13498679 A JP13498679 A JP 13498679A JP S646637 B2 JPS646637 B2 JP S646637B2
- Authority
- JP
- Japan
- Prior art keywords
- output
- motor
- signal
- capacitor
- comparator
- 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
- 239000003990 capacitor Substances 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 description 4
- 230000005856 abnormality Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
- H02H7/085—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against excessive load
Landscapes
- Control Of Electric Motors In General (AREA)
- Control Of Direct Current Motors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13498679A JPS5658792A (en) | 1979-10-18 | 1979-10-18 | Controlling device of dc motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13498679A JPS5658792A (en) | 1979-10-18 | 1979-10-18 | Controlling device of dc motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5658792A JPS5658792A (en) | 1981-05-21 |
| JPS646637B2 true JPS646637B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-02-03 |
Family
ID=15141246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13498679A Granted JPS5658792A (en) | 1979-10-18 | 1979-10-18 | Controlling device of dc motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5658792A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2886534B2 (ja) * | 1988-06-13 | 1999-04-26 | 富士ゼロックス株式会社 | 記録装置の異常検知装置 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51108221A (en) * | 1975-03-19 | 1976-09-25 | Hitachi Ltd | Dendokino denryuseigyosochi |
-
1979
- 1979-10-18 JP JP13498679A patent/JPS5658792A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5658792A (en) | 1981-05-21 |