FR2194345A5 - - Google Patents
Info
- Publication number
- FR2194345A5 FR2194345A5 FR7227244A FR7227244A FR2194345A5 FR 2194345 A5 FR2194345 A5 FR 2194345A5 FR 7227244 A FR7227244 A FR 7227244A FR 7227244 A FR7227244 A FR 7227244A FR 2194345 A5 FR2194345 A5 FR 2194345A5
- Authority
- FR
- France
- 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
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
- H02P7/285—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 supply only
- H02P7/29—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 supply only using pulse modulation
- H02P7/2913—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 supply only using pulse modulation whereby the speed is regulated by measuring the motor speed and comparing it with a given physical value
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7227244A FR2194345A5 (nl) | 1972-07-28 | 1972-07-28 | |
IT1274973A IT992293B (it) | 1972-07-28 | 1973-07-20 | Dispositivo ondulatore in partico lare per carrello di manutenzione |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7227244A FR2194345A5 (nl) | 1972-07-28 | 1972-07-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2194345A5 true FR2194345A5 (nl) | 1974-02-22 |
Family
ID=9102510
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7227244A Expired FR2194345A5 (nl) | 1972-07-28 | 1972-07-28 |
Country Status (2)
Country | Link |
---|---|
FR (1) | FR2194345A5 (nl) |
IT (1) | IT992293B (nl) |
-
1972
- 1972-07-28 FR FR7227244A patent/FR2194345A5/fr not_active Expired
-
1973
- 1973-07-20 IT IT1274973A patent/IT992293B/it active
Also Published As
Publication number | Publication date |
---|---|
IT992293B (it) | 1975-09-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |