BE516895A - - Google Patents
Info
- Publication number
- BE516895A BE516895A BE516895DA BE516895A BE 516895 A BE516895 A BE 516895A BE 516895D A BE516895D A BE 516895DA BE 516895 A BE516895 A BE 516895A
- 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
- H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
- H01H33/7038—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by a conducting tubular gas flow enhancing nozzle
- H01H33/7046—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by a conducting tubular gas flow enhancing nozzle having special gas flow directing elements, e.g. grooves, extensions
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE759938X | 1953-01-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE516895A true BE516895A (cs) |
Family
ID=3879868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE516895D BE516895A (cs) | 1953-01-13 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2883494A (cs) |
| BE (1) | BE516895A (cs) |
| FR (1) | FR1089147A (cs) |
| GB (1) | GB759938A (cs) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1168741A (fr) * | 1957-03-01 | 1958-12-15 | Perfectionnement aux disjoncteurs | |
| CH656976A5 (de) * | 1981-06-30 | 1986-07-31 | Bbc Brown Boveri & Cie | Kompressionskolbenschalter. |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1334645A (en) * | 1917-01-13 | 1920-03-23 | Bechoff Ferdinand | Air-break switch |
| GB299700A (en) * | 1927-10-29 | 1929-08-01 | Siemens Ag | Electric switch gear with air blast |
| DE600686C (de) * | 1928-02-22 | 1934-07-28 | Siemens Schuckertwerke Akt Ges | Loescheinrichtung fuer Ausschaltlichtbogen unter Benutzung eines Gasstromes |
| US2349681A (en) * | 1941-05-24 | 1944-05-23 | Westinghouse Electric & Mfg Co | Circuit interrupter |
| US2347984A (en) * | 1943-04-17 | 1944-05-02 | Gen Electric | Electric circuit breaker |
| US2491964A (en) * | 1946-08-22 | 1949-12-20 | Westinghouse Electric Corp | Air blast circuit interrupter |
-
0
- BE BE516895D patent/BE516895A/xx unknown
-
1953
- 1953-12-01 US US395565A patent/US2883494A/en not_active Expired - Lifetime
- 1953-12-09 FR FR1089147D patent/FR1089147A/fr not_active Expired
-
1954
- 1954-01-04 GB GB123/54A patent/GB759938A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2883494A (en) | 1959-04-21 |
| FR1089147A (fr) | 1955-03-15 |
| GB759938A (en) | 1956-10-24 |