JPS57157418A - Vacuum breaker - Google Patents

Vacuum breaker

Info

Publication number
JPS57157418A
JPS57157418A JP4235881A JP4235881A JPS57157418A JP S57157418 A JPS57157418 A JP S57157418A JP 4235881 A JP4235881 A JP 4235881A JP 4235881 A JP4235881 A JP 4235881A JP S57157418 A JPS57157418 A JP S57157418A
Authority
JP
Japan
Prior art keywords
vacuum breaker
breaker
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.)
Pending
Application number
JP4235881A
Other languages
Japanese (ja)
Inventor
Yoshitomo Gotou
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 JP4235881A priority Critical patent/JPS57157418A/en
Publication of JPS57157418A publication Critical patent/JPS57157418A/en
Pending legal-status Critical Current

Links

Landscapes

  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
JP4235881A 1981-03-25 1981-03-25 Vacuum breaker Pending JPS57157418A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4235881A JPS57157418A (en) 1981-03-25 1981-03-25 Vacuum breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4235881A JPS57157418A (en) 1981-03-25 1981-03-25 Vacuum breaker

Publications (1)

Publication Number Publication Date
JPS57157418A true JPS57157418A (en) 1982-09-29

Family

ID=12633804

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4235881A Pending JPS57157418A (en) 1981-03-25 1981-03-25 Vacuum breaker

Country Status (1)

Country Link
JP (1) JPS57157418A (en)

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