BE353855A - - Google Patents
Info
- Publication number
- BE353855A BE353855A BE353855DA BE353855A BE 353855 A BE353855 A BE 353855A BE 353855D A BE353855D A BE 353855DA BE 353855 A BE353855 A BE 353855A
- 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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1898901X | 1927-08-30 | ||
| GB2517228A GB324892A (en) | 1928-09-01 | 1928-09-01 | Improvements in or relating to the quenching of sparks in spark gaps of electrical switches and the like |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE353855A true BE353855A (en:Method) |
Family
ID=26011389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE353855D BE353855A (en:Method) | 1927-08-30 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US1898901A (en:Method) |
| BE (1) | BE353855A (en:Method) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE471741A (en:Method) * | 1942-05-30 | |||
| NL114529C (en:Method) * | 1943-01-18 | |||
| US2422805A (en) * | 1943-04-17 | 1947-06-24 | Ite Circuit Breaker Ltd | Air blast circuit breaker |
| US2473892A (en) * | 1944-12-05 | 1949-06-21 | Westinghouse Electric Corp | Circuit interrupter |
| US2970198A (en) * | 1957-02-18 | 1961-01-31 | Westinghouse Electric Corp | Compressed-gas circuit interrupter |
| DE1490475B2 (de) * | 1963-10-11 | 1970-06-25 | Siemens AG, 1000 Berlin u. 8000 München: | Druckgas schalter |
| US3253109A (en) * | 1964-04-10 | 1966-05-24 | Gen Motors Corp | Electric switch having a flexible contact element |
-
0
- BE BE353855D patent/BE353855A/xx unknown
-
1928
- 1928-08-27 US US302368A patent/US1898901A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US1898901A (en) | 1933-02-21 |