JPS53146904A - Preparation of material of contact for vacuum circuit breaker - Google Patents

Preparation of material of contact for vacuum circuit breaker

Info

Publication number
JPS53146904A
JPS53146904A JP6235577A JP6235577A JPS53146904A JP S53146904 A JPS53146904 A JP S53146904A JP 6235577 A JP6235577 A JP 6235577A JP 6235577 A JP6235577 A JP 6235577A JP S53146904 A JPS53146904 A JP S53146904A
Authority
JP
Japan
Prior art keywords
contact
circuit breaker
vacuum circuit
preparation
grain size
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
JP6235577A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6131172B2 (enrdf_load_stackoverflow
Inventor
Yasushi Takeya
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 JP6235577A priority Critical patent/JPS53146904A/ja
Publication of JPS53146904A publication Critical patent/JPS53146904A/ja
Publication of JPS6131172B2 publication Critical patent/JPS6131172B2/ja
Granted 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

  • Contacts (AREA)
  • Conductive Materials (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Switches (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
JP6235577A 1977-05-27 1977-05-27 Preparation of material of contact for vacuum circuit breaker Granted JPS53146904A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6235577A JPS53146904A (en) 1977-05-27 1977-05-27 Preparation of material of contact for vacuum circuit breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6235577A JPS53146904A (en) 1977-05-27 1977-05-27 Preparation of material of contact for vacuum circuit breaker

Publications (2)

Publication Number Publication Date
JPS53146904A true JPS53146904A (en) 1978-12-21
JPS6131172B2 JPS6131172B2 (enrdf_load_stackoverflow) 1986-07-18

Family

ID=13197715

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6235577A Granted JPS53146904A (en) 1977-05-27 1977-05-27 Preparation of material of contact for vacuum circuit breaker

Country Status (1)

Country Link
JP (1) JPS53146904A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5873928A (ja) * 1981-10-03 1983-05-04 株式会社明電舎 真空しや断器
JPS61124542A (ja) * 1984-11-21 1986-06-12 Toshiba Corp 真空バルブ用接点材料およびその製造方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5873928A (ja) * 1981-10-03 1983-05-04 株式会社明電舎 真空しや断器
JPS61124542A (ja) * 1984-11-21 1986-06-12 Toshiba Corp 真空バルブ用接点材料およびその製造方法

Also Published As

Publication number Publication date
JPS6131172B2 (enrdf_load_stackoverflow) 1986-07-18

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