BE477586A - - Google Patents
Info
- Publication number
- BE477586A BE477586A BE477586DA BE477586A BE 477586 A BE477586 A BE 477586A BE 477586D A BE477586D A BE 477586DA BE 477586 A BE477586 A BE 477586A
- 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
- H01H33/80—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve
- H01H33/82—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid flow of arc-extinguishing fluid from a pressure source being controlled by a valve the fluid being air or gas
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE583200X | 1943-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE477586A true BE477586A (cs) |
Family
ID=20312458
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE477586D BE477586A (cs) | 1943-07-17 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2575949A (cs) |
| BE (1) | BE477586A (cs) |
| DE (1) | DE894583C (cs) |
| FR (1) | FR908065A (cs) |
| GB (1) | GB583200A (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB764647A (en) * | 1954-02-17 | 1956-12-28 | Asea Ab | Improvements in air blast electric circuit breakers |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1937482A (en) * | 1928-09-18 | 1933-11-28 | Ruppel Sigwart | Compressed gas switch |
| BE416391A (cs) * | 1935-07-13 | |||
| NL62315C (cs) * | 1938-05-27 | |||
| US2306186A (en) * | 1941-01-27 | 1942-12-22 | Gen Electric | High voltage electric circuit breaker |
-
0
- BE BE477586D patent/BE477586A/xx unknown
-
1944
- 1944-07-07 GB GB12955/44D patent/GB583200A/en not_active Expired
- 1944-07-20 DE DEST1153D patent/DE894583C/de not_active Expired
- 1944-12-04 FR FR908065D patent/FR908065A/fr not_active Expired
-
1948
- 1948-02-17 US US8894A patent/US2575949A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2575949A (en) | 1951-11-20 |
| DE894583C (de) | 1953-10-26 |
| FR908065A (fr) | 1946-03-29 |
| GB583200A (en) | 1946-12-11 |