JPS4520658B1 - - Google Patents

Info

Publication number
JPS4520658B1
JPS4520658B1 JP3828067A JP3828067A JPS4520658B1 JP S4520658 B1 JPS4520658 B1 JP S4520658B1 JP 3828067 A JP3828067 A JP 3828067A JP 3828067 A JP3828067 A JP 3828067A JP S4520658 B1 JPS4520658 B1 JP S4520658B1
Authority
JP
Japan
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.)
Pending
Application number
JP3828067A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4520658B1 publication Critical patent/JPS4520658B1/ja
Pending legal-status Critical Current

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
    • H01H33/666—Operating arrangements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/50—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position
    • H01H1/54—Means for increasing contact pressure, preventing vibration of contacts, holding contacts together after engagement, or biasing contacts to the open position by magnetic force
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H77/00—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting
    • H01H77/02—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism
    • H01H77/10—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening
    • H01H77/101—Protective overload circuit-breaking switches operated by excess current and requiring separate action for resetting in which the excess current itself provides the energy for opening the contacts, and having a separate reset mechanism with electrodynamic opening with increasing of contact pressure by electrodynamic forces before opening
JP3828067A 1966-06-16 1967-06-16 Pending JPS4520658B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US558008A US3366900A (en) 1966-06-16 1966-06-16 Electric circuit breaker with electromagnetic means for opposing contactrepulsion forces

Publications (1)

Publication Number Publication Date
JPS4520658B1 true JPS4520658B1 (de) 1970-07-14

Family

ID=24227782

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3828067A Pending JPS4520658B1 (de) 1966-06-16 1967-06-16

Country Status (4)

Country Link
US (1) US3366900A (de)
JP (1) JPS4520658B1 (de)
FR (1) FR1529018A (de)
GB (1) GB1167057A (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1229799A (de) * 1967-11-13 1971-04-28
US3614353A (en) * 1968-05-30 1971-10-19 Tokyo Shibaura Electric Co Switching device having electro-magnetic means for increasing effective contact pressure
US3663906A (en) * 1969-10-09 1972-05-16 Gen Electric Electric circuit breaker with magnetically assisted closing means
US3651436A (en) * 1970-01-02 1972-03-21 Texas Instruments Inc Circuit breaker
US3594668A (en) * 1970-01-02 1971-07-20 Texas Instruments Inc Remote control circuit breaker
JPS4946180B1 (de) * 1970-02-09 1974-12-09
US3777291A (en) * 1972-11-20 1973-12-04 Gen Electric Electric switch with magnetic-assist means to assist switch in closing and remaining closed against high currents
US4032870A (en) * 1975-09-15 1977-06-28 General Electric Company Electric circuit breaker with electromagnetic-assist means for opposing magnetic contact-separating forces
US4030055A (en) * 1976-02-27 1977-06-14 General Electric Company Electric circuit breaker with electro-magnetic means for opposing magnetic contact-repulsion forces
US4025886A (en) * 1976-06-04 1977-05-24 General Electric Company Electric circuit breaker with electro-magnetically-assisted closing means
US4099039A (en) * 1976-12-20 1978-07-04 General Electric Company Means for effectively controlling the forces imposed on the movable contact of a vacuum-type circuit interrupter
US4419553A (en) * 1981-01-19 1983-12-06 Mitsubishi Denki Kabushiki Kaisha Vacuum type circuit breaker
US5088341A (en) * 1990-02-09 1992-02-18 Westinghouse Electric Corp. Engaging lever lock for rotor turning gear
GB9614169D0 (en) * 1996-07-05 1996-09-04 Whipp & Bourne Ltd Electrical circuit breakers
FR2993092B1 (fr) 2012-07-03 2015-04-17 Schneider Electric Ind Sas Appareil de coupure comprenant des moyens de maintien en fermeture des contacts

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2090519A (en) * 1937-08-17 Vacuum circuit interrupter
US2601484A (en) * 1949-11-16 1952-06-24 Ite Circuit Breaker Ltd Blow open, blow closed circuit breaker
DE1158606B (de) * 1961-12-28 1963-12-05 Siemens Ag Betaetigungseinrichtung fuer Synchronschalter
US3253098A (en) * 1963-10-24 1966-05-24 Allis Chalmers Mfg Co Mechanical actuator with permanent magnet

Also Published As

Publication number Publication date
US3366900A (en) 1968-01-30
FR1529018A (fr) 1968-06-14
GB1167057A (en) 1969-10-15
DE1640230A1 (de) 1970-05-27
DE1640230B2 (de) 1975-08-14

Similar Documents

Publication Publication Date Title
JPS4520658B1 (de)
AT281852B (de)
AU5917865A (de)
AU424443B2 (de)
AU428063B2 (de)
AU414526B2 (de)
AU417216B2 (de)
AU421822B2 (de)
AU415165B1 (de)
AU433222B2 (de)
AU1144366A (de)
AU5895065A (de)
AU218666A (de)
AU612166A (de)
AU6703465A (de)
BE687709A (de)
BE529218A (de)
AU1027866A (de)
AU92366A (de)
AU433620A (de)
BE688911A (de)
AU2390066A (de)
AU407778B2 (de)
AU411645B2 (de)
AU414093B2 (de)