BE470474A - - Google Patents
Info
- Publication number
- BE470474A BE470474A BE470474DA BE470474A BE 470474 A BE470474 A BE 470474A BE 470474D A BE470474D A BE 470474DA BE 470474 A BE470474 A BE 470474A
- 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
- H01H33/72—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 |
|---|---|---|---|
| IT620371X | 1946-01-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE470474A true BE470474A (en:Method) |
Family
ID=11293251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE470474D BE470474A (en:Method) | 1946-01-21 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2566095A (en:Method) |
| BE (1) | BE470474A (en:Method) |
| FR (1) | FR942925A (en:Method) |
| GB (1) | GB620371A (en:Method) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2625619A (en) * | 1948-08-07 | 1953-01-13 | Mcgraw Electric Co | Transformer tap changer |
| US2737556A (en) * | 1951-04-27 | 1956-03-06 | Westinghouse Electric Corp | Circuit interrupter |
| NL179843B (nl) * | 1953-07-14 | Rockwell International Corp | Afsluiter met een ringvormige diffusordoorgang. | |
| US2789186A (en) * | 1955-05-31 | 1957-04-16 | Gen Electric | Electric circuit breaker |
| US2886673A (en) * | 1956-02-02 | 1959-05-12 | Mc Graw Edison Co | Arc extinguishing chamber |
| US2909633A (en) * | 1957-02-11 | 1959-10-20 | Donald M Umphrey | High tension oil switch |
| DE1150737B (de) * | 1957-03-29 | 1963-06-27 | Siemens Ag | Fluessigkeitsschalter |
| DE1229625B (de) * | 1963-08-30 | 1966-12-01 | Siemens Ag | Loesbare Verklinkung zum Halten des beweglichen Schaltstueckes eines Leistungsschalters |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1067735A (en) * | 1910-07-15 | 1913-07-15 | Gen Electric | Electric switch. |
| US1899612A (en) * | 1930-04-04 | 1933-02-28 | Westinghouse Electric & Mfg Co | Circuit interrupter |
| US1991884A (en) * | 1930-11-26 | 1935-02-19 | Westinghouse Electric & Mfg Co | Circuit breaker |
| NL104574B (en:Method) * | 1932-03-23 | |||
| US1934454A (en) * | 1932-04-13 | 1933-11-07 | Gen Electric | Oil blast circuit breaker |
| NL65476B (en:Method) * | 1932-06-02 | |||
| DE685244C (de) * | 1934-12-10 | 1939-12-14 | Emil Lange | Elektrischer Schalter mit Lichtbogenloeschung durch einen Druckgasstrom |
| US2109685A (en) * | 1935-09-03 | 1938-03-01 | Allis Chalmers Mfg Co | Circuit breaker |
| US2145706A (en) * | 1937-01-05 | 1939-01-31 | Gen Electric | Electric circuit interrupter |
| US2315618A (en) * | 1941-11-26 | 1943-04-06 | Westinghouse Electric & Mfg Co | Circuit interrupter |
| US2342809A (en) * | 1942-03-31 | 1944-02-29 | Westinghouse Electric & Mfg Co | Compressed air circuit breaker |
-
0
- BE BE470474D patent/BE470474A/xx unknown
-
1947
- 1947-01-10 FR FR942925D patent/FR942925A/fr not_active Expired
- 1947-01-16 GB GB1515/47A patent/GB620371A/en not_active Expired
- 1947-01-22 US US723607A patent/US2566095A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR942925A (fr) | 1949-02-22 |
| US2566095A (en) | 1951-08-28 |
| GB620371A (en) | 1949-03-23 |