JPS55139725A - Vacuum breaker - Google Patents

Vacuum breaker

Info

Publication number
JPS55139725A
JPS55139725A JP4738779A JP4738779A JPS55139725A JP S55139725 A JPS55139725 A JP S55139725A JP 4738779 A JP4738779 A JP 4738779A JP 4738779 A JP4738779 A JP 4738779A JP S55139725 A JPS55139725 A JP S55139725A
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
JP4738779A
Other languages
Japanese (ja)
Inventor
Masamitsu Tsushima
Yoshihiro Kagawa
Hiroto Kouzu
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP4738779A priority Critical patent/JPS55139725A/en
Publication of JPS55139725A publication Critical patent/JPS55139725A/en
Pending legal-status Critical Current

Links

Landscapes

  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
JP4738779A 1979-04-18 1979-04-18 Vacuum breaker Pending JPS55139725A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4738779A JPS55139725A (en) 1979-04-18 1979-04-18 Vacuum breaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4738779A JPS55139725A (en) 1979-04-18 1979-04-18 Vacuum breaker

Publications (1)

Publication Number Publication Date
JPS55139725A true JPS55139725A (en) 1980-10-31

Family

ID=12773686

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4738779A Pending JPS55139725A (en) 1979-04-18 1979-04-18 Vacuum breaker

Country Status (1)

Country Link
JP (1) JPS55139725A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012064416A (en) * 2010-09-15 2012-03-29 Toshiba Corp Vacuum valve

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012064416A (en) * 2010-09-15 2012-03-29 Toshiba Corp Vacuum valve

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