CH559447A5 - - Google Patents
Info
- Publication number
- CH559447A5 CH559447A5 CH712073A CH712073A CH559447A5 CH 559447 A5 CH559447 A5 CH 559447A5 CH 712073 A CH712073 A CH 712073A CH 712073 A CH712073 A CH 712073A CH 559447 A5 CH559447 A5 CH 559447A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/59—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle
- H01H33/593—Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the ac cycle for ensuring operation of the switch at a predetermined point of the ac cycle
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/006—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means adapted for interrupting fault currents with delayed zero crossings
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
- Control Of Eletrric Generators (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH712073A CH559447A5 (US20080293856A1-20081127-C00150.png) | 1973-05-21 | 1973-05-21 | |
| DE2331615A DE2331615A1 (de) | 1973-05-21 | 1973-06-22 | Synchronschalter mit parallelkontakt |
| US05/470,990 US3935509A (en) | 1973-05-21 | 1974-05-17 | Synchronized switch with parallel contact |
| FR7417215A FR2231091B1 (US20080293856A1-20081127-C00150.png) | 1973-05-21 | 1974-05-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH712073A CH559447A5 (US20080293856A1-20081127-C00150.png) | 1973-05-21 | 1973-05-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH559447A5 true CH559447A5 (US20080293856A1-20081127-C00150.png) | 1975-02-28 |
Family
ID=4320275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH712073A CH559447A5 (US20080293856A1-20081127-C00150.png) | 1973-05-21 | 1973-05-21 |
Country Status (4)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2503034C3 (de) * | 1975-01-25 | 1978-05-11 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zur Verminderung der mechanischen Beanspruchung von Turbosätzen bei generatornahen dreipoligen Netzkurzschlüssen |
| US4056836A (en) * | 1976-03-23 | 1977-11-01 | Hughes Aircraft Company | Method and apparatus for interrupting large current |
| US4932305A (en) * | 1984-08-06 | 1990-06-12 | Westinghouse Electric Corp. | High current shorting switch for rapid fire electromagnetic launchers |
| US5426552A (en) * | 1991-07-08 | 1995-06-20 | Aditan, Inc. | Electrical supply safety socket |
| EP0555144A1 (fr) * | 1992-02-07 | 1993-08-11 | Gec Alsthom Sa | Station de pompage |
| FR2748166B1 (fr) * | 1996-04-26 | 1998-06-05 | Gec Alsthom T & D Sa | Limiteur de courant a polymere a haute tension |
| US5854729A (en) * | 1997-05-23 | 1998-12-29 | Utility Systems Technologies, Inc. | Power system device and method for actively interrupting fault current before reaching peak magnitude |
| GB2360402B (en) * | 2000-03-15 | 2004-05-12 | Bg Intellectual Pty Ltd | A method and a connector arrangement for connecting and disconnecting a generator to a circuit with an existing alternating current |
| ITVR20060096A1 (it) * | 2006-05-31 | 2007-12-01 | Gianfranco Natali | Dispositivo per l'apertura e la chiusura di circuiti elettrici |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH312401A (de) * | 1953-03-25 | 1955-12-31 | Fkg Ag | Verfahren zur Schaffung günstiger Ausschaltbedingungen für einen elektrischen Schalter |
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1973
- 1973-05-21 CH CH712073A patent/CH559447A5/xx not_active IP Right Cessation
- 1973-06-22 DE DE2331615A patent/DE2331615A1/de active Pending
-
1974
- 1974-05-17 FR FR7417215A patent/FR2231091B1/fr not_active Expired
- 1974-05-17 US US05/470,990 patent/US3935509A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2231091B1 (US20080293856A1-20081127-C00150.png) | 1982-05-21 |
| FR2231091A1 (US20080293856A1-20081127-C00150.png) | 1974-12-20 |
| DE2331615A1 (de) | 1974-12-12 |
| US3935509A (en) | 1976-01-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |