FR2443740B1 - - Google Patents
Info
- Publication number
- FR2443740B1 FR2443740B1 FR7929215A FR7929215A FR2443740B1 FR 2443740 B1 FR2443740 B1 FR 2443740B1 FR 7929215 A FR7929215 A FR 7929215A FR 7929215 A FR7929215 A FR 7929215A FR 2443740 B1 FR2443740 B1 FR 2443740B1
- 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
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
- H01H33/7069—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by special dielectric or insulating properties or by special electric or magnetic field control properties
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP17065078 | 1978-12-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2443740A1 FR2443740A1 (fr) | 1980-07-04 |
FR2443740B1 true FR2443740B1 (fr) | 1982-02-19 |
Family
ID=15908803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7929215A Granted FR2443740A1 (fr) | 1978-12-08 | 1979-11-26 | Sectionneur sous charge a depression |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2443740A1 (fr) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1262408B (de) * | 1964-10-02 | 1968-03-07 | Asea Ab | Leistungstrennschalter |
DE2209287C3 (de) * | 1972-02-22 | 1974-12-12 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Elektrischer Druckgasschalter |
DE2209388C3 (de) * | 1972-02-28 | 1975-04-30 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Kontaktanordnung für Gasströmungsschalter |
FR2242768B1 (fr) * | 1973-08-31 | 1978-11-03 | Hitachi Ltd |
-
1979
- 1979-11-26 FR FR7929215A patent/FR2443740A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2443740A1 (fr) | 1980-07-04 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |