SE7408557A - - Google Patents
Info
- Publication number
- SE7408557A SE7408557A SE7408557A SE7408557A SE7408557A SE 7408557 A SE7408557 A SE 7408557A SE 7408557 A SE7408557 A SE 7408557A SE 7408557 A SE7408557 A SE 7408557A SE 7408557 A SE7408557 A SE 7408557A
- Authority
- SE
- Sweden
- Prior art keywords
- main electrode
- exciting coils
- electric currents
- unit exciting
- flowed
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
- H01H33/6644—Contacts; Arc-extinguishing means, e.g. arcing rings having coil-like electrical connections between contact rod and the proper contact
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7420273A JPS547945B2 (ja) | 1973-06-30 | 1973-06-30 |
Publications (3)
Publication Number | Publication Date |
---|---|
SE7408557L SE7408557L (ja) | 1974-12-31 |
SE7408557A true SE7408557A (ja) | 1975-01-02 |
SE391830B SE391830B (sv) | 1977-02-28 |
Family
ID=13540352
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7408557A SE391830B (sv) | 1973-06-30 | 1974-06-28 | Vakuumbrytare |
Country Status (6)
Country | Link |
---|---|
US (1) | US3935406A (ja) |
JP (1) | JPS547945B2 (ja) |
CH (1) | CH588764A5 (ja) |
FR (1) | FR2235469B1 (ja) |
GB (1) | GB1469346A (ja) |
SE (1) | SE391830B (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58810B2 (ja) * | 1976-12-06 | 1983-01-08 | 株式会社日立製作所 | 真空しや断器 |
DE2812987A1 (de) * | 1978-03-23 | 1979-10-04 | Tokyo Shibaura Electric Co | Vakuumunterbrecher |
JPS5826132B2 (ja) * | 1978-11-22 | 1983-06-01 | 株式会社日立製作所 | 真空しや断器 |
US4260864A (en) * | 1978-11-30 | 1981-04-07 | Westinghouse Electric Corp. | Vacuum-type circuit interrupter with an improved contact with axial magnetic field coil |
JPS5784530A (en) * | 1980-11-17 | 1982-05-26 | Hitachi Ltd | Vacuum breaker |
DE3151907A1 (de) * | 1981-12-23 | 1983-06-30 | Siemens AG, 1000 Berlin und 8000 München | Vakuumschaltroehre mit einem ring zur erzeugung eines axialen magnetfeldes |
DE3332092A1 (de) * | 1983-09-02 | 1985-03-21 | Siemens AG, 1000 Berlin und 8000 München | Kontaktanordnung fuer eine vakuumschaltroehre |
US4553002A (en) * | 1983-12-05 | 1985-11-12 | Westinghouse Electric Corp. | Axial magnetic field vacuum-type circuit interrupter |
DE3415743A1 (de) * | 1984-04-26 | 1985-10-31 | Siemens AG, 1000 Berlin und 8000 München | Kontaktanordnung fuer einen vakuumschalter |
US5438174A (en) * | 1993-11-22 | 1995-08-01 | Eaton Corporation | Vacuum interrupter with a radial magnetic field |
JP3364675B2 (ja) * | 1997-09-30 | 2003-01-08 | 東京エレクトロンエイ・ティー株式会社 | プラズマ処理装置 |
GB2508913A (en) * | 2012-12-14 | 2014-06-18 | Leslie Thomas Falkingham | Vacuum switch contact assembly |
JP5583298B1 (ja) * | 2013-03-05 | 2014-09-03 | 三菱電機株式会社 | 真空バルブ |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3225167A (en) * | 1964-03-16 | 1965-12-21 | Gen Electric | Vacuum circuit breaker with arc rotation contact means |
GB1163271A (en) * | 1965-08-06 | 1969-09-04 | English Electric Co Ltd | Circuit Interrupters |
US3622724A (en) * | 1970-02-24 | 1971-11-23 | Gen Electric | Vacuum-type circuit interrupter having contacts with improved arc-revolving means |
DE2015528C3 (de) * | 1970-04-01 | 1973-09-13 | Siemens Ag, 1000 Berlin U. 8000 Muenchen | Vakuumschalter |
US3764764A (en) * | 1971-01-11 | 1973-10-09 | Hitachi Ltd | Vacuum circuit breaker |
JPS5139355B2 (ja) * | 1971-09-16 | 1976-10-27 | ||
JPS4874197A (ja) * | 1971-12-29 | 1973-10-05 | ||
US3809836A (en) * | 1972-12-21 | 1974-05-07 | Gen Electric | Vacuum-type electric circuit interrupter |
-
1973
- 1973-06-30 JP JP7420273A patent/JPS547945B2/ja not_active Expired
-
1974
- 1974-06-25 US US05/482,901 patent/US3935406A/en not_active Expired - Lifetime
- 1974-06-27 GB GB2849474A patent/GB1469346A/en not_active Expired
- 1974-06-28 FR FR7422615A patent/FR2235469B1/fr not_active Expired
- 1974-06-28 SE SE7408557A patent/SE391830B/xx not_active IP Right Cessation
- 1974-06-28 CH CH895374A patent/CH588764A5/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
FR2235469B1 (ja) | 1979-08-03 |
CH588764A5 (ja) | 1977-06-15 |
DE2431224A1 (de) | 1975-01-16 |
JPS547945B2 (ja) | 1979-04-11 |
JPS5022262A (ja) | 1975-03-10 |
US3935406A (en) | 1976-01-27 |
SE391830B (sv) | 1977-02-28 |
SE7408557L (ja) | 1974-12-31 |
GB1469346A (en) | 1977-04-06 |
FR2235469A1 (ja) | 1975-01-24 |
DE2431224B2 (de) | 1976-01-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
SE7408557A (ja) | ||
ES8407261A1 (es) | Maquina dinamoelectrica giratoria de imanes permanentes | |
ATE61177T1 (de) | Mit dauermagnet ausgeruesteter variabler reluktanzgenerator. | |
GB773747A (en) | Improvements in or relating to direct current motors | |
GB1240455A (en) | Improvements in and relating to direct current electrical machines | |
NZ182019A (en) | Current limiting in circuiti breaker by induced magnetic field | |
GB699925A (en) | Improvements in or relating to pumps for liquid current-conducting material | |
GB1249800A (en) | A linear induction motor | |
FR2603433A1 (fr) | Machine electrodynamique homopolaire pour courants continus et alternatifs | |
JPS578884A (en) | Position detecting device | |
ES425487A1 (es) | Perfeccionamientos introducidos en imanes de elevacion de carga. | |
JPS5611847A (en) | Flat-shaped electric discharge lamp | |
ES352573A1 (es) | Una maquina dinamo-electrica de corriente continua. | |
JPS5778334A (en) | Stator of electric machine | |
SU645103A1 (ru) | Преобразователь магнитного потока в электрический ток | |
US3310695A (en) | Alternating current generator | |
SU454648A1 (ru) | Электрическа машина посто нного тока | |
SU570158A1 (ru) | Электрическа машина посто нного тока | |
SU647807A1 (ru) | Линейный электродвигатель посто нного тока | |
JPS5411411A (en) | Magnetic circuit | |
SU615554A2 (ru) | Магнитна система | |
GB1038026A (en) | Improvements in flat electrical windings formed of bare lamellar conductors | |
SU118888A1 (ru) | Распределенна обмотка дугового статора | |
ES404321A1 (es) | Perfeccionamientos introducidos en la construccion de co- lectores para motores electricos de corriente alterna. | |
FR2305880A1 (fr) | Machine a courant continu |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
Ref document number: 7408557-2 Effective date: 19940710 Format of ref document f/p: F |