NL251491A - - Google Patents
Info
- Publication number
- NL251491A NL251491A NL251491DA NL251491A NL 251491 A NL251491 A NL 251491A NL 251491D A NL251491D A NL 251491DA NL 251491 A NL251491 A NL 251491A
- Authority
- NL
- Netherlands
Links
Classifications
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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
- H02P1/00—Arrangements for starting electric motors or dynamo-electric converters
- H02P1/16—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters
- H02P1/26—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual polyphase induction motor
- H02P1/28—Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual polyphase induction motor by progressive increase of voltage applied to primary circuit of motor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
- H01F29/14—Variable transformers or inductances not covered by group H01F21/00 with variable magnetic bias
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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
- H02P27/00—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
- H02P27/02—Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using supply voltage with constant frequency and variable amplitude
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F9/00—Magnetic amplifiers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Rectifiers (AREA)
- Ac-Ac Conversion (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1602359A GB864714A (en) | 1959-05-11 | 1959-05-11 | Improvements in electric remote control devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL251491A true NL251491A (US20050265960A1-20051201-C00007.png) |
Family
ID=10069772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL251491D NL251491A (US20050265960A1-20051201-C00007.png) | 1959-05-11 |
Country Status (4)
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE896666C (de) * | 1951-02-17 | 1953-11-12 | Licentia Gmbh | Anordnung fuer magnetische Verstaerker, die auf einen Verbraucher mit induktivem Anteil arbeiten |
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0
- NL NL251491D patent/NL251491A/xx unknown
-
1959
- 1959-05-11 GB GB1602359A patent/GB864714A/en not_active Expired
-
1960
- 1960-05-10 DE DE1960B0057778 patent/DE1292199B/de active Pending
- 1960-05-11 CH CH537560A patent/CH363072A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1292199B (de) | 1969-04-10 |
| GB864714A (en) | 1961-04-06 |
| CH363072A (fr) | 1962-07-15 |
