NL49564C - - Google Patents
Info
- Publication number
- NL49564C NL49564C NL49564DA NL49564C NL 49564 C NL49564 C NL 49564C NL 49564D A NL49564D A NL 49564DA NL 49564 C NL49564 C NL 49564C
- Authority
- NL
- Netherlands
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE492486X | 1936-11-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL49564C true NL49564C (enrdf_load_stackoverflow) |
Family
ID=20310638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL49564D NL49564C (enrdf_load_stackoverflow) | 1936-11-14 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2235901A (enrdf_load_stackoverflow) |
| BE (1) | BE424598A (enrdf_load_stackoverflow) |
| FR (1) | FR829062A (enrdf_load_stackoverflow) |
| GB (1) | GB492486A (enrdf_load_stackoverflow) |
| NL (1) | NL49564C (enrdf_load_stackoverflow) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB571110A (en) * | 1942-11-11 | 1945-08-07 | Westinghouse Electric Int Co | Improvements in or relating to electric circuit interrupters having arc-extinguishing arrangements |
| US2420888A (en) * | 1943-04-02 | 1947-05-20 | Westinghouse Electric Corp | Oil circuit interrupter |
| US2462795A (en) * | 1945-01-13 | 1949-02-22 | Westinghouse Electric Corp | Circuit interrupter |
| US2462724A (en) * | 1945-02-01 | 1949-02-22 | Westinghouse Electric Corp | Circuit interrupter |
| US2572406A (en) * | 1948-09-02 | 1951-10-23 | Stulz Charles | High-voltage oil circuit breaker |
| US2666118A (en) * | 1950-06-29 | 1954-01-12 | Westinghouse Electric Corp | Circuit interrupter |
| US2855487A (en) * | 1955-03-14 | 1958-10-07 | Asea Ab | Oil circuit breaker with two extinguishing chambers |
| CN112735898B (zh) * | 2020-12-01 | 2023-09-29 | 平高集团有限公司 | 一种弧触头及断路器 |
-
0
- BE BE424598D patent/BE424598A/xx unknown
- NL NL49564D patent/NL49564C/xx active
-
1937
- 1937-11-09 US US173585A patent/US2235901A/en not_active Expired - Lifetime
- 1937-11-13 FR FR829062D patent/FR829062A/fr not_active Expired
- 1937-11-15 GB GB31386/37A patent/GB492486A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR829062A (fr) | 1938-06-10 |
| GB492486A (en) | 1938-09-21 |
| US2235901A (en) | 1941-03-25 |
| BE424598A (enrdf_load_stackoverflow) |