JPS53146905A - Material of contact for vacuum circuit breaker - Google Patents

Material of contact for vacuum circuit breaker

Info

Publication number
JPS53146905A
JPS53146905A JP6235977A JP6235977A JPS53146905A JP S53146905 A JPS53146905 A JP S53146905A JP 6235977 A JP6235977 A JP 6235977A JP 6235977 A JP6235977 A JP 6235977A JP S53146905 A JPS53146905 A JP S53146905A
Authority
JP
Japan
Prior art keywords
contact
circuit breaker
vacuum circuit
grain size
average grain
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.)
Granted
Application number
JP6235977A
Other languages
Japanese (ja)
Other versions
JPS5828336B2 (en
Inventor
Masaru Kato
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP52062359A priority Critical patent/JPS5828336B2/en
Priority to FR7815733A priority patent/FR2392481A1/en
Priority to DE2822956A priority patent/DE2822956C2/en
Priority to GB24072/78A priority patent/GB1597999A/en
Publication of JPS53146905A publication Critical patent/JPS53146905A/en
Priority to US06/192,842 priority patent/US4419551A/en
Publication of JPS5828336B2 publication Critical patent/JPS5828336B2/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

Landscapes

  • Powder Metallurgy (AREA)
  • Manufacture Of Switches (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Contacts (AREA)
  • Conductive Materials (AREA)

Abstract

PURPOSE: The cheap material of the contact for vacuum circuit breaker for heavy current of high voltage having several excellent characteristics, which is obtained by sintering the molded product of the mixture of Cu above a specified average grain size and Cr below a specified average grain size in the atmosphere of hydrogen.
COPYRIGHT: (C)1978,JPO&Japio
JP52062359A 1977-05-27 1977-05-27 Contact materials for vacuum shields and disconnectors Expired JPS5828336B2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP52062359A JPS5828336B2 (en) 1977-05-27 1977-05-27 Contact materials for vacuum shields and disconnectors
FR7815733A FR2392481A1 (en) 1977-05-27 1978-05-26 VACUUM CIRCUIT SWITCH AND PRODUCTION PROCESS
DE2822956A DE2822956C2 (en) 1977-05-27 1978-05-26 Process for the production of switching contacts for a vacuum switch
GB24072/78A GB1597999A (en) 1977-05-27 1978-05-30 Electrode contact and method of producing the same
US06/192,842 US4419551A (en) 1977-05-27 1980-10-01 Vacuum circuit interrupter and method of producing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52062359A JPS5828336B2 (en) 1977-05-27 1977-05-27 Contact materials for vacuum shields and disconnectors

Publications (2)

Publication Number Publication Date
JPS53146905A true JPS53146905A (en) 1978-12-21
JPS5828336B2 JPS5828336B2 (en) 1983-06-15

Family

ID=13197833

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52062359A Expired JPS5828336B2 (en) 1977-05-27 1977-05-27 Contact materials for vacuum shields and disconnectors

Country Status (1)

Country Link
JP (1) JPS5828336B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04206411A (en) * 1990-11-30 1992-07-28 Hitachi Ltd Electrode material for vacuum circuit breaker and vacuum circuit breaker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04206411A (en) * 1990-11-30 1992-07-28 Hitachi Ltd Electrode material for vacuum circuit breaker and vacuum circuit breaker

Also Published As

Publication number Publication date
JPS5828336B2 (en) 1983-06-15

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