BE441391A - - Google Patents
Info
- Publication number
- BE441391A BE441391A BE441391DA BE441391A BE 441391 A BE441391 A BE 441391A BE 441391D A BE441391D A BE 441391DA BE 441391 A BE441391 A BE 441391A
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
LU2529145X | 1939-07-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE441391A true BE441391A (de) |
Family
ID=19735087
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE441391D BE441391A (de) | 1939-07-27 |
Country Status (3)
Country | Link |
---|---|
US (1) | US2529145A (de) |
BE (1) | BE441391A (de) |
FR (1) | FR867127A (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1116769B (de) * | 1953-01-13 | 1961-11-09 | Merlin Gerin | Schalter mit Loeschkammer und zwischen dieser und den Schaltkontakten angeordneten, auseinanderlaufenden Leithoernern, auf denen der Lichtbogen mit Unterstuetzung durch einen Luftstrom zur Loeschkammer wandert |
US3143622A (en) * | 1960-10-28 | 1964-08-04 | Westinghouse Electric Corp | Arc-extinguishing unit and contact structure for a circuit interrupter |
US4983792A (en) * | 1989-03-30 | 1991-01-08 | S&C Electric Company | Interrupter switch with selective circuit-isolating feature |
US5091616A (en) * | 1989-03-30 | 1992-02-25 | S&C Electric Company | Self-contained switch for electrical distribution circuit |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE21125E (en) * | 1939-06-20 | Switch | ||
US867127A (en) * | 1905-03-29 | 1907-09-24 | Christian Marius Hansen | Weft-replenishing loom. |
FR734436A (fr) * | 1931-03-13 | 1932-10-21 | Delle Atel Const Electr | Interrupteur électrique à soufflage pneumatique |
DE687791C (de) * | 1932-06-04 | 1940-02-06 | Const Electr De Delle Sa Atel | Elektrischer Schalter mit Lichtbogenloeschung durch stroemendes Druckgas |
DE628337C (de) * | 1932-08-02 | 1936-04-03 | Const Electr De Delle Sa Atel | Elektrischer Schalter zur Stromunterbrechung in Fluessigkeit |
DE668105C (de) * | 1934-03-10 | 1938-11-26 | Siemens Schuckertwerke Akt Ges | Elektrischer Leistungsschalter mit Lichtbogenloeschung durch ein stroemendes oder expandierendes Loeschmittel |
GB478122A (en) * | 1935-06-14 | 1938-01-10 | Siemens Ag | Improvements in and relating to arc quenching devices |
BE420059A (fr) * | 1937-02-17 | 1937-03-31 | Acec | Interrupteur à gaz comprimé |
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0
- BE BE441391D patent/BE441391A/xx unknown
-
1940
- 1940-09-13 FR FR867127D patent/FR867127A/fr not_active Expired
-
1945
- 1945-10-30 US US625563A patent/US2529145A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US2529145A (en) | 1950-11-07 |
FR867127A (fr) | 1941-10-01 |