JPH0551130B2 - - Google Patents

Info

Publication number
JPH0551130B2
JPH0551130B2 JP62206002A JP20600287A JPH0551130B2 JP H0551130 B2 JPH0551130 B2 JP H0551130B2 JP 62206002 A JP62206002 A JP 62206002A JP 20600287 A JP20600287 A JP 20600287A JP H0551130 B2 JPH0551130 B2 JP H0551130B2
Authority
JP
Japan
Prior art keywords
electrode
vacuum circuit
circuit breaker
chromium
vacuum
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 - Lifetime
Application number
JP62206002A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6450336A (en
Inventor
Ryuji Watanabe
Hisashi Ando
Seiki Shimizu
Mitsuo Nakamura
Kyoji Iwashita
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
Priority to JP62206002A priority Critical patent/JPS6450336A/ja
Publication of JPS6450336A publication Critical patent/JPS6450336A/ja
Publication of JPH0551130B2 publication Critical patent/JPH0551130B2/ja
Granted legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00Contacts
    • H01H1/02Contacts characterised by the material thereof
    • H01H1/0203Contacts characterised by the material thereof specially adapted for vacuum switches

Landscapes

  • Contacts (AREA)
  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
JP62206002A 1987-08-19 1987-08-19 Electrode for vacuum breaker Granted JPS6450336A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62206002A JPS6450336A (en) 1987-08-19 1987-08-19 Electrode for vacuum breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62206002A JPS6450336A (en) 1987-08-19 1987-08-19 Electrode for vacuum breaker

Publications (2)

Publication Number Publication Date
JPS6450336A JPS6450336A (en) 1989-02-27
JPH0551130B2 true JPH0551130B2 (enrdf_load_stackoverflow) 1993-07-30

Family

ID=16516280

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62206002A Granted JPS6450336A (en) 1987-08-19 1987-08-19 Electrode for vacuum breaker

Country Status (1)

Country Link
JP (1) JPS6450336A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6450336A (en) 1989-02-27

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