CA1028388A - Vacuum arc devices with hard, ductile, ferrous electrodes - Google Patents

Vacuum arc devices with hard, ductile, ferrous electrodes

Info

Publication number
CA1028388A
CA1028388A CA203,213A CA203213A CA1028388A CA 1028388 A CA1028388 A CA 1028388A CA 203213 A CA203213 A CA 203213A CA 1028388 A CA1028388 A CA 1028388A
Authority
CA
Canada
Prior art keywords
ductile
hard
vacuum arc
arc devices
ferrous
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
Application number
CA203,213A
Other languages
French (fr)
Other versions
CA203213S (en
Inventor
Lawson P. Harris
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
General Electric Co
Original Assignee
General 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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of CA1028388A publication Critical patent/CA1028388A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/0203—Contacts characterised by the material thereof specially adapted for vacuum switches
CA203,213A 1973-06-29 1974-06-24 Vacuum arc devices with hard, ductile, ferrous electrodes Expired CA1028388A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00375133A US3825789A (en) 1973-06-29 1973-06-29 Vacuum arc devices with hard, ductile, ferrous electrodes

Publications (1)

Publication Number Publication Date
CA1028388A true CA1028388A (en) 1978-03-21

Family

ID=23479633

Family Applications (1)

Application Number Title Priority Date Filing Date
CA203,213A Expired CA1028388A (en) 1973-06-29 1974-06-24 Vacuum arc devices with hard, ductile, ferrous electrodes

Country Status (5)

Country Link
US (1) US3825789A (en)
JP (1) JPS5033466A (en)
CA (1) CA1028388A (en)
DE (1) DE2431058A1 (en)
GB (1) GB1480285A (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4028514A (en) * 1974-12-03 1977-06-07 General Electric Company High current vacuum circuit interrupter with beryllium contact
US4588879A (en) * 1982-11-30 1986-05-13 Kabushika Kaisha Meidensha Vacuum interrupter
CA1236868A (en) * 1983-03-15 1988-05-17 Yoshiyuki Kashiwagi Vacuum interrupter
DE3832493A1 (en) * 1988-09-22 1990-03-29 Siemens Ag VACUUM SWITCH TUBES, A SWITCH DISCONNECT CONTAINING SUCH A SWITCH TUBE AND METHOD FOR OPERATING SUCH A SWITCH DISCONNECTOR
EP0378963B1 (en) * 1989-01-18 1994-06-22 Siemens Aktiengesellschaft Spark gap element for shielded mounting
US5461205A (en) * 1994-03-07 1995-10-24 Eaton Corporation Electrode stem for axial magnetic field vacuum interrupters
DE4447391C1 (en) * 1994-12-23 1996-06-05 Siemens Ag Vacuum switch
DE19955216A1 (en) * 1999-11-17 2001-06-07 Abb Patent Gmbh Vacuum switch chamber for short-circuit switching of large currents, includes ceramic insulating body vacuum-sealed tight at both ends with first and second covers
JP4373252B2 (en) * 2004-03-16 2009-11-25 浩史 滝川 Plasma generator
US8319136B2 (en) * 2010-06-29 2012-11-27 Schneider Electric USA, Inc. Arcing fault and arc flash protection system having a high-speed switch
EP2715761B1 (en) * 2011-05-24 2015-03-04 Alstom Technology Ltd Vacuum interrupter
CN102522698B (en) * 2011-12-06 2013-04-17 西安交通大学 Rodlike three-electrode high-energy pulse discharge switch under vacuum environment
CN102568913A (en) * 2011-12-21 2012-07-11 西安交通大学 Vacuum circuit breaker with improved rated current
CN105683413A (en) * 2013-09-20 2016-06-15 Abb技术股份公司 Method of manufacture of a ceramic metallization for ceramic metal transition, and ceramic metal transition itself

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1582330A (en) * 1919-05-17 1926-04-27 Leon S Brach Lightning-arrester construction
US2391459A (en) * 1944-05-02 1945-12-25 Mallory & Co Inc P R Spark plug and electrode therefor
US3163734A (en) * 1962-01-26 1964-12-29 Gen Electric Vacuum-type circuit interrupter with improved vapor-condensing shielding
US3551622A (en) * 1963-03-22 1970-12-29 Hitachi Ltd Alloy materials for electrodes of vacuum circuit breakers
GB993737A (en) * 1963-04-23 1965-06-02 Ass Elect Ind Improvements relating to vacuum switch contacts
US3769538A (en) * 1972-03-20 1973-10-30 Gen Electric Vacuum arc devices with ferrous electrodes

Also Published As

Publication number Publication date
JPS5033466A (en) 1975-03-31
US3825789A (en) 1974-07-23
DE2431058A1 (en) 1975-01-16
GB1480285A (en) 1977-07-20

Similar Documents

Publication Publication Date Title
CA971633A (en) Plasma torches
CA1007693A (en) Electron multipliers
CA1028388A (en) Vacuum arc devices with hard, ductile, ferrous electrodes
CA996424A (en) Arc welding coated electrode
CA993032A (en) Series multiple break vacuum arc discharge devices
CA977407A (en) Vacuum arc devices with ferrous electrodes
CA965488A (en) Arc welding electrode
CA1006892A (en) Arc quenching arrangement
CA1003964A (en) Magnetron cathode
CA1008802A (en) Electrode assembly
AU476899B2 (en) Welding electrode
CA1020793A (en) High performance blocking electrode for photoelectrophoresis
CA1025358A (en) Plasma volume expander
AU456454B2 (en) Consumable electrode
CA1013404A (en) Vacuum arc devices with improved arcing shields
CA1030589A (en) Glow cathode for cyclotron
CA1028740A (en) Arc furnace
CA891669A (en) Non-consumable electrode vacuum arc furnace
CA891670A (en) Non-consumable electrode vacuum arc furnace
CA901082A (en) Arc welding electrode arrangements
CA891671A (en) Electrodes for arc furnaces
CA899454A (en) Carbon electrode
CA958064A (en) Vacuum arc device with improved arc-resistant electrodes
CA846292A (en) Arc wheel electrode
CA869002A (en) Electric arc vacuum furnace employing nonconsumable electrode