FR767254A - Improvements to circuit breakers - Google Patents
Improvements to circuit breakersInfo
- Publication number
- FR767254A FR767254A FR767254DA FR767254A FR 767254 A FR767254 A FR 767254A FR 767254D A FR767254D A FR 767254DA FR 767254 A FR767254 A FR 767254A
- Authority
- FR
- France
- Prior art keywords
- circuit breakers
- breakers
- circuit
- 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
- H01H33/98—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being initiated by an auxiliary arc or a section of the arc, without any moving parts for producing or increasing the flow
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1671/33A GB410909A (en) | 1933-01-18 | 1933-01-18 | Improvements relating to liquid-immersed electric switches |
Publications (1)
Publication Number | Publication Date |
---|---|
FR767254A true FR767254A (en) | 1934-07-13 |
Family
ID=9726014
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR767254D Expired FR767254A (en) | 1933-01-18 | 1934-01-18 | Improvements to circuit breakers |
Country Status (3)
Country | Link |
---|---|
US (1) | US2020995A (en) |
FR (1) | FR767254A (en) |
GB (1) | GB410909A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2445442A (en) * | 1944-08-31 | 1948-07-20 | Westinghouse Electric Corp | Circuit interrupter |
US2878345A (en) * | 1955-02-11 | 1959-03-17 | Asea Ab | Extinguishing chamber for electric circuit breakers |
-
1933
- 1933-01-18 GB GB1671/33A patent/GB410909A/en not_active Expired
-
1934
- 1934-01-05 US US705448A patent/US2020995A/en not_active Expired - Lifetime
- 1934-01-18 FR FR767254D patent/FR767254A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2020995A (en) | 1935-11-12 |
GB410909A (en) | 1934-05-31 |
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