BE761251A - Organe d'extinction d'appareil de coupure a soufflage de fluidesous pression - Google Patents
Organe d'extinction d'appareil de coupure a soufflage de fluidesous pressionInfo
- Publication number
- BE761251A BE761251A BE761251A BE761251A BE761251A BE 761251 A BE761251 A BE 761251A BE 761251 A BE761251 A BE 761251A BE 761251 A BE761251 A BE 761251A BE 761251 A BE761251 A BE 761251A
- Authority
- BE
- Belgium
- Prior art keywords
- pressurized fluid
- extinguishing device
- cutting devices
- fluid blowing
- blowing cutting
- Prior art date
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
- H01H33/7023—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating tubular gas flow enhancing nozzle
- H01H33/703—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts characterised by an insulating 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 |
---|---|---|---|
FR7001607A FR2076494A5 (es) | 1970-01-16 | 1970-01-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE761251A true BE761251A (fr) | 1971-07-06 |
Family
ID=9049163
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE761251A BE761251A (fr) | 1970-01-16 | 1971-01-06 | Organe d'extinction d'appareil de coupure a soufflage de fluidesous pression |
Country Status (7)
Country | Link |
---|---|
US (1) | US3708639A (es) |
BE (1) | BE761251A (es) |
CA (1) | CA934411A (es) |
CH (1) | CH522284A (es) |
ES (1) | ES194407Y (es) |
FR (1) | FR2076494A5 (es) |
GB (1) | GB1329740A (es) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT985690B (it) * | 1973-06-14 | 1974-12-10 | Magrini Fab Riun Scarpa | Camera di interruzione per interrut tori elettrici a gas compresso auto soffiante |
DE2438017C3 (de) * | 1974-08-05 | 1981-07-02 | Siemens AG, 1000 Berlin und 8000 München | Druckgasschalter |
CH617534A5 (en) * | 1977-06-24 | 1980-05-30 | Inst Cercetari Moderniza | Cut-off chamber for high-voltage electric circuit breaker |
US4289942A (en) * | 1977-07-29 | 1981-09-15 | Westinghouse Electric Corp. | Gas-blast circuit-interrupter with multiple insulating arc-shield construction |
CH629910A5 (en) * | 1978-06-13 | 1982-05-14 | Sprecher & Schuh Ag | Gas-blast circuit breaker |
FR2438906A2 (fr) * | 1978-10-09 | 1980-05-09 | Merlin Gerin | Interrupteur a autosoufflage module equipe d'un ecran a fentes de passage du gaz |
CH648153A5 (de) * | 1979-04-24 | 1985-02-28 | Sprecher & Schuh Ag | Druckgasschalter. |
JPS58181222A (ja) * | 1982-04-19 | 1983-10-22 | 株式会社東芝 | 直流しや断装置 |
DE3421356A1 (de) * | 1984-05-08 | 1985-11-14 | BBC Aktiengesellschaft Brown, Boveri & Cie., Baden, Aargau | Druckgasschalter |
JP2771305B2 (ja) * | 1990-03-13 | 1998-07-02 | 株式会社日立製作所 | ガス遮断器 |
EP3261107A1 (en) * | 2016-06-20 | 2017-12-27 | ABB Schweiz AG | Gas-insulated low- or medium-voltage switch with swirling device |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3150245A (en) * | 1957-09-13 | 1964-09-22 | Westinghouse Electric Corp | Liquefied gas circuit interrupters |
-
1970
- 1970-01-16 FR FR7001607A patent/FR2076494A5/fr not_active Expired
- 1970-10-28 CH CH1590970A patent/CH522284A/fr not_active IP Right Cessation
- 1970-12-30 GB GB6189770A patent/GB1329740A/en not_active Expired
-
1971
- 1971-01-06 BE BE761251A patent/BE761251A/xx unknown
- 1971-01-13 ES ES1971194407U patent/ES194407Y/es not_active Expired
- 1971-01-14 US US00106422A patent/US3708639A/en not_active Expired - Lifetime
- 1971-01-15 CA CA102896A patent/CA934411A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1329740A (en) | 1973-09-12 |
CH522284A (fr) | 1972-06-15 |
US3708639A (en) | 1973-01-02 |
ES194407Y (es) | 1975-03-16 |
FR2076494A5 (es) | 1971-10-15 |
ES194407U (es) | 1974-12-01 |
CA934411A (en) | 1973-09-25 |
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