JPS57185632A - Vacuum monitor for vacuum switching mechanism - Google Patents

Vacuum monitor for vacuum switching mechanism

Info

Publication number
JPS57185632A
JPS57185632A JP7035481A JP7035481A JPS57185632A JP S57185632 A JPS57185632 A JP S57185632A JP 7035481 A JP7035481 A JP 7035481A JP 7035481 A JP7035481 A JP 7035481A JP S57185632 A JPS57185632 A JP S57185632A
Authority
JP
Japan
Prior art keywords
vacuum
switching mechanism
monitor
vacuum switching
vacuum monitor
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
JP7035481A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0113621B2 (en, 2012
Inventor
Tomio Fukushima
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.)
Meidensha Corp
Meidensha Electric Manufacturing Co Ltd
Original Assignee
Meidensha Corp
Meidensha Electric Manufacturing 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 Meidensha Corp, Meidensha Electric Manufacturing Co Ltd filed Critical Meidensha Corp
Priority to JP7035481A priority Critical patent/JPS57185632A/ja
Publication of JPS57185632A publication Critical patent/JPS57185632A/ja
Publication of JPH0113621B2 publication Critical patent/JPH0113621B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/668—Means for obtaining or monitoring the vacuum

Landscapes

  • High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
  • Measuring Fluid Pressure (AREA)
JP7035481A 1981-05-11 1981-05-11 Vacuum monitor for vacuum switching mechanism Granted JPS57185632A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7035481A JPS57185632A (en) 1981-05-11 1981-05-11 Vacuum monitor for vacuum switching mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7035481A JPS57185632A (en) 1981-05-11 1981-05-11 Vacuum monitor for vacuum switching mechanism

Publications (2)

Publication Number Publication Date
JPS57185632A true JPS57185632A (en) 1982-11-15
JPH0113621B2 JPH0113621B2 (en, 2012) 1989-03-07

Family

ID=13429007

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7035481A Granted JPS57185632A (en) 1981-05-11 1981-05-11 Vacuum monitor for vacuum switching mechanism

Country Status (1)

Country Link
JP (1) JPS57185632A (en, 2012)

Also Published As

Publication number Publication date
JPH0113621B2 (en, 2012) 1989-03-07

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