CA1008114A - Breaking chamber for self-blasting compressed gas electric circuit-breakers - Google Patents
Breaking chamber for self-blasting compressed gas electric circuit-breakersInfo
- Publication number
- CA1008114A CA1008114A CA202,437A CA202437A CA1008114A CA 1008114 A CA1008114 A CA 1008114A CA 202437 A CA202437 A CA 202437A CA 1008114 A CA1008114 A CA 1008114A
- Authority
- CA
- Canada
- Prior art keywords
- breakers
- self
- electric circuit
- compressed gas
- gas electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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 (1)
Publication Number | Publication Date |
---|---|
CA1008114A true CA1008114A (en) | 1977-04-05 |
Family
ID=11273713
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA202,437A Expired CA1008114A (en) | 1973-06-14 | 1974-06-13 | Breaking chamber for self-blasting compressed gas electric circuit-breakers |
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 |
WO2010112058A1 (en) * | 2009-03-30 | 2010-10-07 | Abb Research Ltd | Circuit breaker |
CN103201809B (zh) * | 2011-01-07 | 2016-05-04 | 三菱电机株式会社 | 开闭装置 |
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 ES ES427190A patent/ES427190A1/es not_active Expired
- 1974-06-12 BR BR4815/74A patent/BR7404815A/pt unknown
- 1974-06-12 FR FR7420362A patent/FR2233697B1/fr not_active Expired
- 1974-06-13 JP JP49066623A patent/JPS5035670A/ja active Pending
- 1974-06-13 CA CA202,437A patent/CA1008114A/en not_active Expired
- 1974-06-13 BE BE145356A patent/BE816260A/xx unknown
- 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 AR AR254195A patent/AR201442A1/es active
- 1974-06-14 GB GB2650574A patent/GB1473174A/en not_active Expired
- 1974-06-14 DE DE2428741A patent/DE2428741A1/de not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
GB1473174A (en) | 1977-05-11 |
DE2428741A1 (de) | 1975-01-09 |
BE816260A (fr) | 1974-12-13 |
FR2233697B1 (xx) | 1976-12-24 |
FR2233697A1 (xx) | 1975-01-10 |
AR201442A1 (es) | 1975-03-14 |
NO742084L (xx) | 1975-01-13 |
ES427190A1 (es) | 1976-08-01 |
US3949182A (en) | 1976-04-06 |
SE7407611L (xx) | 1974-12-16 |
BR7404815A (pt) | 1976-02-17 |
SE396502B (sv) | 1977-09-19 |
JPS5035670A (xx) | 1975-04-04 |
IT985690B (it) | 1974-12-10 |
CH581385A5 (xx) | 1976-10-29 |
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