JPS3718671B1 - - Google Patents
Info
- Publication number
- JPS3718671B1 JPS3718671B1 JP2309760A JP2309760A JPS3718671B1 JP S3718671 B1 JPS3718671 B1 JP S3718671B1 JP 2309760 A JP2309760 A JP 2309760A JP 2309760 A JP2309760 A JP 2309760A JP S3718671 B1 JPS3718671 B1 JP S3718671B1
- Authority
- JP
- Japan
- 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
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
- H02H7/0805—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 for synchronous motors
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US811666A US2977520A (en) | 1959-05-07 | 1959-05-07 | Synchronous motor control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS3718671B1 true JPS3718671B1 (US07122603-20061017-C00045.png) | 1962-12-12 |
Family
ID=25207203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2309760A Pending JPS3718671B1 (US07122603-20061017-C00045.png) | 1959-05-07 | 1960-05-07 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US2977520A (US07122603-20061017-C00045.png) |
| JP (1) | JPS3718671B1 (US07122603-20061017-C00045.png) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3308362A (en) * | 1964-07-16 | 1967-03-07 | Allis Chalmers Mfg Co | Synchronous motor control circuit |
| US3867677A (en) * | 1974-03-07 | 1975-02-18 | Nasa | Motor run-up system |
| JPH06213939A (ja) * | 1993-01-19 | 1994-08-05 | Tokai Rika Co Ltd | 電流検出回路 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2632875A (en) * | 1950-06-08 | 1953-03-24 | Allis Chalmers Mfg Co | Synchronous motor protective system operative on pull-out |
-
1959
- 1959-05-07 US US811666A patent/US2977520A/en not_active Expired - Lifetime
-
1960
- 1960-05-07 JP JP2309760A patent/JPS3718671B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US2977520A (en) | 1961-03-28 |
