CH563686A5 - - Google Patents
Info
- Publication number
- CH563686A5 CH563686A5 CH1251073A CH1251073A CH563686A5 CH 563686 A5 CH563686 A5 CH 563686A5 CH 1251073 A CH1251073 A CH 1251073A CH 1251073 A CH1251073 A CH 1251073A CH 563686 A5 CH563686 A5 CH 563686A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
- H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current
- H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power
- H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
- H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
- H02P7/298—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature and field supplies
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Ac Motors In General (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2243620A DE2243620C3 (en) | 1972-09-01 | 1972-09-01 | Circuit arrangement for improving the power factor of a mixed current source fed by an alternating current source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH563686A5 true CH563686A5 (en) | 1975-06-30 |
Family
ID=5855556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1251073A CH563686A5 (en) | 1972-09-01 | 1973-08-31 |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT325719B (en) |
| CH (1) | CH563686A5 (en) |
| DE (1) | DE2243620C3 (en) |
| FR (1) | FR2198304B1 (en) |
| SE (1) | SE403678B (en) |
-
1972
- 1972-09-01 DE DE2243620A patent/DE2243620C3/en not_active Expired
-
1973
- 1973-08-30 FR FR7331450A patent/FR2198304B1/fr not_active Expired
- 1973-08-31 CH CH1251073A patent/CH563686A5/xx not_active IP Right Cessation
- 1973-08-31 AT AT758273A patent/AT325719B/en not_active IP Right Cessation
- 1973-08-31 SE SE7311906A patent/SE403678B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE403678B (en) | 1978-08-28 |
| ATA758273A (en) | 1975-01-15 |
| DE2243620C3 (en) | 1979-04-12 |
| FR2198304B1 (en) | 1977-08-05 |
| FR2198304A1 (en) | 1974-03-29 |
| DE2243620B2 (en) | 1978-08-10 |
| AT325719B (en) | 1975-11-10 |
| DE2243620A1 (en) | 1974-03-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |