SE7407611L - - Google Patents
Info
- Publication number
- SE7407611L SE7407611L SE7407611A SE7407611A SE7407611L SE 7407611 L SE7407611 L SE 7407611L SE 7407611 A SE7407611 A SE 7407611A SE 7407611 A SE7407611 A SE 7407611A SE 7407611 L SE7407611 L SE 7407611L
- Authority
- SE
- Sweden
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 |
|---|---|---|---|
| IT50788/73A IT985690B (it) | 1973-06-14 | 1973-06-14 | Camera di interruzione per interrut tori elettrici a gas compresso auto soffiante |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7407611L true SE7407611L (xx) | 1974-12-16 |
| SE396502B SE396502B (sv) | 1977-09-19 |
Family
ID=11273713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7407611A SE396502B (sv) | 1973-06-14 | 1974-06-10 | Axialblast brytkammare eller munstyckskonstruktion for elektriska sjelvblasande tryckgaskretsbrytare |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3949182A (xx) |
| JP (1) | JPS5035670A (xx) |
| AR (1) | AR201442A1 (xx) |
| BE (1) | BE816260A (xx) |
| BR (1) | BR7404815A (xx) |
| CA (1) | CA1008114A (xx) |
| CH (1) | CH581385A5 (xx) |
| DE (1) | DE2428741A1 (xx) |
| ES (1) | ES427190A1 (xx) |
| FR (1) | FR2233697B1 (xx) |
| GB (1) | GB1473174A (xx) |
| IT (1) | IT985690B (xx) |
| NO (1) | NO742084L (xx) |
| SE (1) | SE396502B (xx) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4362915A (en) * | 1978-02-17 | 1982-12-07 | Square D Company | Electric arc confining device |
| DE2911633C2 (de) * | 1979-03-24 | 1985-07-11 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Autopneumatischer Druckgasschalter |
| EP2415060B1 (en) * | 2009-03-30 | 2017-07-26 | ABB Research Ltd. | Circuit breaker |
| EP2662877B1 (en) * | 2011-01-07 | 2019-09-25 | Mitsubishi Electric Corporation | Switching apparatus |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE601672C (de) * | 1931-05-21 | 1934-08-22 | Anon Soc | Luftschalter mit Lichtbogenloeschung durch einen Blasstrom |
| US3073931A (en) * | 1959-09-24 | 1963-01-15 | Westinghouse Electric Corp | Compressed-gas circuit interrupter |
| DE2057686A1 (de) * | 1969-11-27 | 1971-06-03 | Magrini Fab Riun Scarpa | Verbesserte Blasoeffnungseinheit fuer einen selbstloeschenden elektrischen Druckgasschalter |
| FR2076494A5 (xx) * | 1970-01-16 | 1971-10-15 | Alsthom Cgee | |
| SE371531B (xx) * | 1970-04-16 | 1974-11-18 | Magrini Fab Riun Scarpa |
-
1973
- 1973-06-14 IT IT50788/73A patent/IT985690B/it active
-
1974
- 1974-06-10 SE SE7407611A patent/SE396502B/xx unknown
- 1974-06-10 NO NO742084A patent/NO742084L/no unknown
- 1974-06-12 BR BR4815/74A patent/BR7404815A/pt unknown
- 1974-06-12 ES ES427190A patent/ES427190A1/es not_active Expired
- 1974-06-12 FR FR7420362A patent/FR2233697B1/fr not_active Expired
- 1974-06-13 CA CA202,437A patent/CA1008114A/en not_active Expired
- 1974-06-13 BE BE145356A patent/BE816260A/xx unknown
- 1974-06-13 JP JP49066623A patent/JPS5035670A/ja active Pending
- 1974-06-14 GB GB2650574A patent/GB1473174A/en not_active Expired
- 1974-06-14 CH CH819374A patent/CH581385A5/xx not_active IP Right Cessation
- 1974-06-14 US US05/479,520 patent/US3949182A/en not_active Expired - Lifetime
- 1974-06-14 DE DE2428741A patent/DE2428741A1/de not_active Ceased
- 1974-06-14 AR AR254195A patent/AR201442A1/es active
Also Published As
| Publication number | Publication date |
|---|---|
| US3949182A (en) | 1976-04-06 |
| NO742084L (xx) | 1975-01-13 |
| ES427190A1 (es) | 1976-08-01 |
| CH581385A5 (xx) | 1976-10-29 |
| CA1008114A (en) | 1977-04-05 |
| IT985690B (it) | 1974-12-10 |
| AR201442A1 (es) | 1975-03-14 |
| DE2428741A1 (de) | 1975-01-09 |
| FR2233697B1 (xx) | 1976-12-24 |
| JPS5035670A (xx) | 1975-04-04 |
| FR2233697A1 (xx) | 1975-01-10 |
| BE816260A (fr) | 1974-12-13 |
| SE396502B (sv) | 1977-09-19 |
| GB1473174A (en) | 1977-05-11 |
| BR7404815A (pt) | 1976-02-17 |