FR724394A - Device for extinguishing alternating current arcs by sudden expansion of steam - Google Patents
Device for extinguishing alternating current arcs by sudden expansion of steamInfo
- Publication number
- FR724394A FR724394A FR724394DA FR724394A FR 724394 A FR724394 A FR 724394A FR 724394D A FR724394D A FR 724394DA FR 724394 A FR724394 A FR 724394A
- Authority
- FR
- France
- Prior art keywords
- steam
- alternating current
- sudden expansion
- current arcs
- extinguishing
- Prior art date
- 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
-
- 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
- H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
- H01H33/75—Liquid-break switches, e.g. oil-break
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE378246X | 1930-11-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR724394A true FR724394A (en) | 1932-04-26 |
Family
ID=6344517
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR724394D Expired FR724394A (en) | 1930-11-08 | 1931-09-28 | Device for extinguishing alternating current arcs by sudden expansion of steam |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE597499C (en) |
FR (1) | FR724394A (en) |
GB (1) | GB378246A (en) |
-
0
- DE DENDAT597499D patent/DE597499C/de active Active
-
1931
- 1931-09-28 FR FR724394D patent/FR724394A/en not_active Expired
- 1931-09-30 GB GB27253/31A patent/GB378246A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE597499C (en) | |
GB378246A (en) | 1932-08-11 |
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