BE393776A - - Google Patents
Info
- Publication number
- BE393776A BE393776A BE393776DA BE393776A BE 393776 A BE393776 A BE 393776A BE 393776D A BE393776D A BE 393776DA BE 393776 A BE393776 A BE 393776A
- Authority
- BE
- Belgium
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
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
- H01H33/94—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected solely due to the pressure caused by the arc itself or by an auxiliary arc
- H01H33/96—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected solely due to the pressure caused by the arc itself or by an auxiliary arc the arc-extinguishing fluid being liquid, e.g. oil
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Circuit Breakers (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE49073X | 1932-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE393776A true BE393776A (en]) | 1933-02-28 |
Family
ID=20265245
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE404895D BE404895A (en]) | 1932-01-23 | ||
| BE393776D BE393776A (en]) | 1932-01-23 | 1933-01-20 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE404895D BE404895A (en]) | 1932-01-23 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2020475A (en]) |
| BE (2) | BE393776A (en]) |
| DE (3) | DE912122C (en]) |
| DK (1) | DK49073C (en]) |
| FR (2) | FR749337A (en]) |
| GB (3) | GB409099A (en]) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB378493A (en) * | 1931-05-09 | 1932-08-09 | Electr & Allied Ind Res Ass | Improvements relating to electric switches or circuit breakers, fusible cut-outs andlightning arresters |
| US2477837A (en) * | 1944-08-25 | 1949-08-02 | Westinghouse Electric Corp | Circuit interrupter |
| US2447950A (en) * | 1945-04-03 | 1948-08-24 | Westinghouse Electric Corp | Circuit interrupter |
| US2420889A (en) * | 1945-04-06 | 1947-05-20 | Westinghouse Electric Corp | Circuit interrupter |
| US2686854A (en) * | 1948-02-13 | 1954-08-17 | Westinghouse Electric Corp | Circuit interrupter |
| DE1023111B (de) * | 1954-06-04 | 1958-01-23 | Asea Ab | Loeschkammer fuer oelarme elektrische Leistungsschalter |
| DE1017684B (de) * | 1954-07-17 | 1957-10-17 | Sachsenwerk Licht & Kraft Ag | Loeschkammer fuer oelarme elektrische Leistungsschalter |
| US2878345A (en) * | 1955-02-11 | 1959-03-17 | Asea Ab | Extinguishing chamber for electric circuit breakers |
| US3378661A (en) * | 1965-10-20 | 1968-04-16 | Allis Chalmers Mfg Co | Auxiliary contact structure with arc suppressing means |
-
0
- BE BE404895D patent/BE404895A/xx unknown
-
1932
- 1932-12-04 DE DEST665D patent/DE912122C/de not_active Expired
- 1932-12-04 DE DEST666D patent/DE894269C/de not_active Expired
-
1933
- 1933-01-12 US US651279A patent/US2020475A/en not_active Expired - Lifetime
- 1933-01-19 FR FR749337D patent/FR749337A/fr not_active Expired
- 1933-01-20 BE BE393776D patent/BE393776A/xx unknown
- 1933-01-21 DK DK49073D patent/DK49073C/da active
- 1933-01-23 GB GB2166/33A patent/GB409099A/en not_active Expired
- 1933-01-23 GB GB2165/33A patent/GB408077A/en not_active Expired
-
1934
- 1934-04-06 DE DEST1137D patent/DE912595C/de not_active Expired
- 1934-08-10 GB GB23154/34A patent/GB423424A/en not_active Expired
- 1934-08-24 FR FR45197D patent/FR45197E/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE912122C (de) | 1954-05-24 |
| GB409099A (en) | 1934-04-26 |
| GB423424A (en) | 1935-01-31 |
| FR749337A (fr) | 1933-07-21 |
| US2020475A (en) | 1935-11-12 |
| FR45197E (fr) | 1935-07-06 |
| DE894269C (de) | 1953-10-22 |
| DK49073C (da) | 1934-07-30 |
| DE912595C (de) | 1954-05-31 |
| GB408077A (en) | 1934-04-05 |
| BE404895A (en]) |