FR2177787B1 - - Google Patents
Info
- Publication number
- FR2177787B1 FR2177787B1 FR7307792A FR7307792A FR2177787B1 FR 2177787 B1 FR2177787 B1 FR 2177787B1 FR 7307792 A FR7307792 A FR 7307792A FR 7307792 A FR7307792 A FR 7307792A FR 2177787 B1 FR2177787 B1 FR 2177787B1
- 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
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- 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
- H02H7/04—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 transformers
- H02H7/055—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 transformers for tapped transformers or tap-changing means thereof
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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
- H01F29/02—Variable transformers or inductances not covered by group H01F21/00 with tappings on coil or winding; with provision for rearrangement or interconnection of windings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Electrical Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19722214601 DE2214601A1 (de) | 1972-03-25 | 1972-03-25 | Automatische regelvorrichtung zur steuerung von stufenschaltern |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2177787A1 FR2177787A1 (cs) | 1973-11-09 |
FR2177787B1 true FR2177787B1 (cs) | 1979-01-12 |
Family
ID=5840128
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7307792A Expired FR2177787B1 (cs) | 1972-03-25 | 1973-03-05 |
Country Status (3)
Country | Link |
---|---|
JP (2) | JPS4913648A (cs) |
DE (1) | DE2214601A1 (cs) |
FR (1) | FR2177787B1 (cs) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3117338A1 (de) * | 1981-05-02 | 1982-11-18 | Heidelberger Druckmaschinen Ag, 6900 Heidelberg | "elektrische sicherheitseinrichtung fuer die steuerung einer druckmaschine" |
JPS57203113A (en) * | 1981-06-08 | 1982-12-13 | Mitsubishi Electric Corp | Automatic voltage adjuster |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1130636A (en) * | 1966-02-18 | 1968-10-16 | Westinghouse Brake & Signal | Improvements relating to voltage regulating circuits |
CH497746A (de) * | 1969-04-02 | 1970-10-15 | Bbc Brown Boveri & Cie | Anordnung zur stufenlosen Veränderung des Ausgangs-Eingangs-Spannungsverhältnisses eines der Energieübertragung dienenden Vierpols |
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1972
- 1972-03-25 DE DE19722214601 patent/DE2214601A1/de not_active Ceased
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1973
- 1973-03-05 FR FR7307792A patent/FR2177787B1/fr not_active Expired
- 1973-03-22 JP JP3661773A patent/JPS4913648A/ja active Pending
-
1981
- 1981-06-30 JP JP9622681U patent/JPS5729911U/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS4913648A (cs) | 1974-02-06 |
FR2177787A1 (cs) | 1973-11-09 |
JPS5729911U (cs) | 1982-02-17 |
DE2214601A1 (de) | 1973-09-27 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |