SE410672B - Magnetisk pressgasbrytare - Google Patents
Magnetisk pressgasbrytareInfo
- Publication number
- SE410672B SE410672B SE7701101A SE7701101A SE410672B SE 410672 B SE410672 B SE 410672B SE 7701101 A SE7701101 A SE 7701101A SE 7701101 A SE7701101 A SE 7701101A SE 410672 B SE410672 B SE 410672B
- Authority
- SE
- Sweden
- Prior art keywords
- pressure gas
- gas switch
- magnetic pressure
- magnetic
- switch
- 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
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
- H01H33/882—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts the movement being assisted by accelerating coils
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2616076A JPS52110473A (en) | 1976-03-12 | 1976-03-12 | Electromagnetic buffer gas breaker |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7701101L SE7701101L (sv) | 1977-09-13 |
SE410672B true SE410672B (sv) | 1979-10-22 |
Family
ID=12185790
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7701101A SE410672B (sv) | 1976-03-12 | 1977-02-02 | Magnetisk pressgasbrytare |
Country Status (3)
Country | Link |
---|---|
US (1) | US4105879A (sv) |
JP (1) | JPS52110473A (sv) |
SE (1) | SE410672B (sv) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4307273A (en) * | 1978-03-24 | 1981-12-22 | Hitachi, Ltd. | Gas blast circuit breaker |
DE8704769U1 (de) * | 1987-03-31 | 1988-07-28 | Siemens AG, 1000 Berlin und 8000 München | Elektrischer Hochspannungs-Leistungsschalter |
JP2769651B2 (ja) * | 1991-09-30 | 1998-06-25 | ウチヤ・サーモスタット株式会社 | メカニカルラッチ装置およびメカニカル・ラッチ装置を内蔵するリレー |
EP2511928B1 (en) * | 2011-04-11 | 2018-10-03 | ABB Schweiz AG | Switch having two sets of contact elements and two drives |
EP2511927B1 (en) | 2011-04-11 | 2018-08-29 | ABB Schweiz AG | Switch having two sets of contact elements |
EP2546848B1 (en) * | 2011-07-14 | 2014-09-03 | ABB Technology AG | Fast switch with non-circular Thomson coil |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3582589A (en) * | 1968-01-30 | 1971-06-01 | Westinghouse Electric Corp | Fluid-blast circuit interrupter with piston assembly and electromagnetic driving means |
US3621171A (en) * | 1968-05-06 | 1971-11-16 | Hitachi Ltd | Gas blast circuit breaker with puffer piston having an electrodynamic assist in the form of axially overlapping coils |
US3745281A (en) * | 1970-02-20 | 1973-07-10 | Hitachi Ltd | Gas-blast circuit breaker having a floating puffer piston driven by electromagnetic force |
JPS5019330B1 (sv) * | 1970-12-11 | 1975-07-05 | ||
CH543169A (de) * | 1971-09-06 | 1973-10-15 | Siemens Ag | Synchronschalter |
JPS5734614B2 (sv) * | 1975-03-10 | 1982-07-23 | ||
US4041263A (en) * | 1975-08-22 | 1977-08-09 | General Electric Company | Electric circuit interrupter of the puffer type comprising a magnetically actuated piston |
-
1976
- 1976-03-12 JP JP2616076A patent/JPS52110473A/ja active Pending
-
1977
- 1977-02-02 SE SE7701101A patent/SE410672B/sv not_active IP Right Cessation
- 1977-03-07 US US05/775,196 patent/US4105879A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4105879A (en) | 1978-08-08 |
SE7701101L (sv) | 1977-09-13 |
JPS52110473A (en) | 1977-09-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7701101-3 Effective date: 19880125 Format of ref document f/p: F |