NL6903878A - - Google Patents
Info
- Publication number
- NL6903878A NL6903878A NL6903878A NL6903878A NL6903878A NL 6903878 A NL6903878 A NL 6903878A NL 6903878 A NL6903878 A NL 6903878A NL 6903878 A NL6903878 A NL 6903878A NL 6903878 A NL6903878 A NL 6903878A
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
- G05D3/14—Control of position or direction using feedback using an analogue comparing device
- G05D3/18—Control of position or direction using feedback using an analogue comparing device delivering a series of pulses
- G05D3/186—Control of position or direction using feedback using an analogue comparing device delivering a series of pulses using clutch or brake
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- 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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/78—Television signal recording using magnetic recording
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Control Of Electric Motors In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1628368 | 1968-03-13 | ||
JP1968019947U JPS4530914Y1 (enrdf_load_stackoverflow) | 1968-03-14 | 1968-03-14 |
Publications (3)
Publication Number | Publication Date |
---|---|
NL6903878A true NL6903878A (enrdf_load_stackoverflow) | 1969-09-16 |
NL168675B NL168675B (nl) | 1981-11-16 |
NL168675C NL168675C (nl) | 1982-04-16 |
Family
ID=26352587
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL6903878A NL168675C (nl) | 1968-03-13 | 1969-03-13 | Servostelsel voor een gelijkstroommotor. |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE1912834A1 (enrdf_load_stackoverflow) |
FR (1) | FR2003830A1 (enrdf_load_stackoverflow) |
GB (1) | GB1240938A (enrdf_load_stackoverflow) |
NL (1) | NL168675C (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS524013Y2 (enrdf_load_stackoverflow) * | 1972-09-29 | 1977-01-27 |
-
1969
- 1969-03-13 FR FR6907169A patent/FR2003830A1/fr not_active Withdrawn
- 1969-03-13 NL NL6903878A patent/NL168675C/xx not_active IP Right Cessation
- 1969-03-13 DE DE19691912834 patent/DE1912834A1/de active Pending
- 1969-03-13 GB GB1332369A patent/GB1240938A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1240938A (en) | 1971-07-28 |
FR2003830A1 (enrdf_load_stackoverflow) | 1969-11-14 |
NL168675C (nl) | 1982-04-16 |
DE1912834A1 (de) | 1969-10-16 |
NL168675B (nl) | 1981-11-16 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
V4 | Lapsed because of reaching the maxim lifetime of a patent |