GB1255685A - Vacuum type circuit interrupter - Google Patents

Vacuum type circuit interrupter

Info

Publication number
GB1255685A
GB1255685A GB4222869A GB4222869A GB1255685A GB 1255685 A GB1255685 A GB 1255685A GB 4222869 A GB4222869 A GB 4222869A GB 4222869 A GB4222869 A GB 4222869A GB 1255685 A GB1255685 A GB 1255685A
Authority
GB
United Kingdom
Prior art keywords
iron
alloy
copper
contacts
aug
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
GB4222869A
Other languages
English (en)
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1255685A publication Critical patent/GB1255685A/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
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Contacts (AREA)
GB4222869A 1968-08-26 1969-08-25 Vacuum type circuit interrupter Expired GB1255685A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6049468A JPS4840384B1 (enrdf_load_stackoverflow) 1968-08-26 1968-08-26

Publications (1)

Publication Number Publication Date
GB1255685A true GB1255685A (en) 1971-12-01

Family

ID=13143885

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4222869A Expired GB1255685A (en) 1968-08-26 1969-08-25 Vacuum type circuit interrupter

Country Status (2)

Country Link
JP (1) JPS4840384B1 (enrdf_load_stackoverflow)
GB (1) GB1255685A (enrdf_load_stackoverflow)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4933166A (enrdf_load_stackoverflow) * 1972-07-28 1974-03-27
JPS4946170A (enrdf_load_stackoverflow) * 1972-09-11 1974-05-02
DE3027732A1 (de) * 1979-07-27 1981-02-12 Mitsubishi Electric Corp Kontakt fuer einen vakuumleistungsschalter
EP0083200A1 (en) * 1981-12-21 1983-07-06 Mitsubishi Denki Kabushiki Kaisha Electrode composition for vacuum switch
US4419551A (en) 1977-05-27 1983-12-06 Mitsubishi Denki Kabushiki Kaisha Vacuum circuit interrupter and method of producing the same
GB2123852A (en) * 1982-07-19 1984-02-08 Gen Electric Electrode contacts for high current circuit interruption
EP0109088A1 (en) * 1982-11-16 1984-05-23 Mitsubishi Denki Kabushiki Kaisha Contact material for vacuum circuit breaker
DE3347550A1 (de) * 1983-12-30 1985-07-11 Siemens AG, 1000 Berlin und 8000 München Verbundwerkstoff aus chrom und kupfer, verfahren zu dessen herstellung sowie formteilkontaktstueck aus diesem werkstoff

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55148033A (en) * 1979-05-04 1980-11-18 Orinpia Engineering Kk Method and apparatus for combating unnecessary organism in lavor breeding
JPS61209534A (ja) * 1985-03-13 1986-09-17 合資会社　長野産業 ひび網の酸処理法及びその装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4933166A (enrdf_load_stackoverflow) * 1972-07-28 1974-03-27
JPS4946170A (enrdf_load_stackoverflow) * 1972-09-11 1974-05-02
US4419551A (en) 1977-05-27 1983-12-06 Mitsubishi Denki Kabushiki Kaisha Vacuum circuit interrupter and method of producing the same
DE3027732A1 (de) * 1979-07-27 1981-02-12 Mitsubishi Electric Corp Kontakt fuer einen vakuumleistungsschalter
EP0083200A1 (en) * 1981-12-21 1983-07-06 Mitsubishi Denki Kabushiki Kaisha Electrode composition for vacuum switch
GB2123852A (en) * 1982-07-19 1984-02-08 Gen Electric Electrode contacts for high current circuit interruption
EP0109088A1 (en) * 1982-11-16 1984-05-23 Mitsubishi Denki Kabushiki Kaisha Contact material for vacuum circuit breaker
US4575451A (en) * 1982-11-16 1986-03-11 Mitsubishi Denki Kabushiki Kaisha Contact material for vacuum circuit breaker
DE3347550A1 (de) * 1983-12-30 1985-07-11 Siemens AG, 1000 Berlin und 8000 München Verbundwerkstoff aus chrom und kupfer, verfahren zu dessen herstellung sowie formteilkontaktstueck aus diesem werkstoff

Also Published As

Publication number Publication date
JPS4840384B1 (enrdf_load_stackoverflow) 1973-11-30

Similar Documents

Publication Publication Date Title
GB915559A (en) Improvements in vacuum type circuit interrupters
GB964405A (en) Improvements in electric circuit interrupters
GB1194674A (en) Vacuum Type Electric Circuit Interrupting Devices
GB1255685A (en) Vacuum type circuit interrupter
GB1222841A (en) A surge protection device
GB1025944A (en) Improvements in or relating to vacuum type circuit interrupter
GB1103619A (en) Improvements in or relating to vacuum-type circuit interrupters
US3551622A (en) Alloy materials for electrodes of vacuum circuit breakers
GB1254249A (en) Switching device
GB1298448A (en) Vacuum electric switch
GB1219204A (en) Sealed mercury-wetted contact device
GB1378399A (en) Current-carrying member for electric circuit interrupter and method for making siad member
GB1447676A (en) Vacuum circuit interrupter
GB1142200A (en) Improvements relating to vacuum switch contacts
GB1213759A (en) Improvements in vacuum-type circuit interrupter with contacts containing a refractory metal
GB1270719A (en) Improvements in vacuum type circuit interrupter
GB1224848A (en) Improvements in or relating to electrodes for vacuum switches
GB1388283A (en) Vacuum type electric circuit interrupting devices
GB758266A (en) A high-voltage gas-blast electric circuit breaker
GB993737A (en) Improvements relating to vacuum switch contacts
US3887778A (en) Vacuum arc device with improved arc-resistant electrodes
US3402276A (en) Hermetically sealed switches
GB1285468A (en) A vacuum switch
GB1259501A (enrdf_load_stackoverflow)
GB1329943A (en) Surge voltage diverters