JPS547581A - Vacuum switching device - Google Patents

Vacuum switching device

Info

Publication number
JPS547581A
JPS547581A JP7279577A JP7279577A JPS547581A JP S547581 A JPS547581 A JP S547581A JP 7279577 A JP7279577 A JP 7279577A JP 7279577 A JP7279577 A JP 7279577A JP S547581 A JPS547581 A JP S547581A
Authority
JP
Japan
Prior art keywords
switching device
vacuum switching
vacuum
switching
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
JP7279577A
Other languages
Japanese (ja)
Inventor
Seigorou Nishiwaki
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 JP7279577A priority Critical patent/JPS547581A/en
Publication of JPS547581A publication Critical patent/JPS547581A/en
Pending legal-status Critical Current

Links

Landscapes

  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
JP7279577A 1977-06-21 1977-06-21 Vacuum switching device Pending JPS547581A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7279577A JPS547581A (en) 1977-06-21 1977-06-21 Vacuum switching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7279577A JPS547581A (en) 1977-06-21 1977-06-21 Vacuum switching device

Publications (1)

Publication Number Publication Date
JPS547581A true JPS547581A (en) 1979-01-20

Family

ID=13499670

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7279577A Pending JPS547581A (en) 1977-06-21 1977-06-21 Vacuum switching device

Country Status (1)

Country Link
JP (1) JPS547581A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008116788A3 (en) * 2007-03-23 2008-12-11 Siemens Ag Device for monitoring vacuum
JP2012150969A (en) * 2011-01-18 2012-08-09 Chugoku Electric Power Co Inc:The Vacuum valve and tank type vacuum breaker

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2008116788A3 (en) * 2007-03-23 2008-12-11 Siemens Ag Device for monitoring vacuum
JP2012150969A (en) * 2011-01-18 2012-08-09 Chugoku Electric Power Co Inc:The Vacuum valve and tank type vacuum breaker

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