SE7408557L - - Google Patents

Info

Publication number
SE7408557L
SE7408557L SE7408557A SE7408557A SE7408557L SE 7408557 L SE7408557 L SE 7408557L SE 7408557 A SE7408557 A SE 7408557A SE 7408557 A SE7408557 A SE 7408557A SE 7408557 L SE7408557 L SE 7408557L
Authority
SE
Sweden
Application number
SE7408557A
Other versions
SE7408557A (ja
SE391830B (sv
Inventor
M Murano
S Yanabu
H Sodeyama
Original Assignee
Tokyo Shibaura Electric Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tokyo Shibaura Electric Co filed Critical Tokyo Shibaura Electric Co
Publication of SE7408557L publication Critical patent/SE7408557L/xx
Publication of SE7408557A publication Critical patent/SE7408557A/xx
Publication of SE391830B publication Critical patent/SE391830B/xx

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
SE7408557A 1973-06-30 1974-06-28 Vakuumbrytare SE391830B (sv)

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 true SE7408557L (ja) 1975-01-02
SE7408557A 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)

* Cited by examiner, † Cited by third party
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
WO2014136297A1 (ja) * 2013-03-05 2014-09-12 三菱電機株式会社 真空バルブ

Family Cites Families (8)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
JPS547945B2 (ja) 1979-04-11
FR2235469B1 (ja) 1979-08-03
SE7408557A (ja) 1975-01-02
DE2431224B2 (de) 1976-01-22
JPS5022262A (ja) 1975-03-10
GB1469346A (en) 1977-04-06
DE2431224A1 (de) 1975-01-16
CH588764A5 (ja) 1977-06-15
US3935406A (en) 1976-01-27
FR2235469A1 (ja) 1975-01-24
SE391830B (sv) 1977-02-28

Similar Documents

Publication Publication Date Title
AR201758A1 (ja)
AU476761B2 (ja)
AU465372B2 (ja)
AR201235Q (ja)
AR201231Q (ja)
AU474593B2 (ja)
AU474511B2 (ja)
AU474838B2 (ja)
AU471343B2 (ja)
AU465453B2 (ja)
AU465434B2 (ja)
AU450229B2 (ja)
JPS547945B2 (ja)
AU476714B2 (ja)
AR201229Q (ja)
AU466283B2 (ja)
AU476696B2 (ja)
AU472848B2 (ja)
AR199451A1 (ja)
AU477823B2 (ja)
AR196382A1 (ja)
AR195948A1 (ja)
AR200256A1 (ja)
AR201432A1 (ja)
AU477824B2 (ja)

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