JPS53116870A - Oscillation checker and breaking device for feeling earthquake utilized oscillation checker - Google Patents

Oscillation checker and breaking device for feeling earthquake utilized oscillation checker

Info

Publication number
JPS53116870A
JPS53116870A JP3137477A JP3137477A JPS53116870A JP S53116870 A JPS53116870 A JP S53116870A JP 3137477 A JP3137477 A JP 3137477A JP 3137477 A JP3137477 A JP 3137477A JP S53116870 A JPS53116870 A JP S53116870A
Authority
JP
Japan
Prior art keywords
checker
oscillation
earthquake
feeling
utilized
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
JP3137477A
Other languages
Japanese (ja)
Inventor
Hideo Matsumoto
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.)
Jtekt Column Systems Corp
Original Assignee
Fuji Kiko 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 Fuji Kiko Co Ltd filed Critical Fuji Kiko Co Ltd
Priority to JP3137477A priority Critical patent/JPS53116870A/en
Publication of JPS53116870A publication Critical patent/JPS53116870A/en
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Safety Valves (AREA)
JP3137477A 1977-03-22 1977-03-22 Oscillation checker and breaking device for feeling earthquake utilized oscillation checker Pending JPS53116870A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3137477A JPS53116870A (en) 1977-03-22 1977-03-22 Oscillation checker and breaking device for feeling earthquake utilized oscillation checker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3137477A JPS53116870A (en) 1977-03-22 1977-03-22 Oscillation checker and breaking device for feeling earthquake utilized oscillation checker

Publications (1)

Publication Number Publication Date
JPS53116870A true JPS53116870A (en) 1978-10-12

Family

ID=12329466

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3137477A Pending JPS53116870A (en) 1977-03-22 1977-03-22 Oscillation checker and breaking device for feeling earthquake utilized oscillation checker

Country Status (1)

Country Link
JP (1) JPS53116870A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5847739U (en) * 1981-09-29 1983-03-31 中部精機株式会社 Vibration-sensitive inverted weight assembly
JPS622079A (en) * 1985-06-25 1987-01-08 Suteo Sasabe Automatic gas emergency tripper

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4813081B1 (en) * 1966-02-18 1973-04-25

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4813081B1 (en) * 1966-02-18 1973-04-25

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5847739U (en) * 1981-09-29 1983-03-31 中部精機株式会社 Vibration-sensitive inverted weight assembly
JPS622079A (en) * 1985-06-25 1987-01-08 Suteo Sasabe Automatic gas emergency tripper

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