JPS61147117A - 感度補正付地震感知器 - Google Patents

感度補正付地震感知器

Info

Publication number
JPS61147117A
JPS61147117A JP59269964A JP26996484A JPS61147117A JP S61147117 A JPS61147117 A JP S61147117A JP 59269964 A JP59269964 A JP 59269964A JP 26996484 A JP26996484 A JP 26996484A JP S61147117 A JPS61147117 A JP S61147117A
Authority
JP
Japan
Prior art keywords
earthquake
signal
container
output signal
output
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
JP59269964A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0245137B2 (enExample
Inventor
Hiroshi Ko
博 高
Takashi Tokuyama
隆 徳山
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.)
Fujitec Co Ltd
Original Assignee
Fujitec 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 Fujitec Co Ltd filed Critical Fujitec Co Ltd
Priority to JP59269964A priority Critical patent/JPS61147117A/ja
Priority to GB08510935A priority patent/GB2160319B/en
Priority to US06/729,117 priority patent/US4662225A/en
Publication of JPS61147117A publication Critical patent/JPS61147117A/ja
Publication of JPH0245137B2 publication Critical patent/JPH0245137B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)
JP59269964A 1984-05-01 1984-12-20 感度補正付地震感知器 Granted JPS61147117A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP59269964A JPS61147117A (ja) 1984-12-20 1984-12-20 感度補正付地震感知器
GB08510935A GB2160319B (en) 1984-05-01 1985-04-30 Detecting of seismic waves by sensing the movement of a liquid surface
US06/729,117 US4662225A (en) 1984-05-01 1985-04-30 Seismic detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59269964A JPS61147117A (ja) 1984-12-20 1984-12-20 感度補正付地震感知器

Publications (2)

Publication Number Publication Date
JPS61147117A true JPS61147117A (ja) 1986-07-04
JPH0245137B2 JPH0245137B2 (enExample) 1990-10-08

Family

ID=17479672

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59269964A Granted JPS61147117A (ja) 1984-05-01 1984-12-20 感度補正付地震感知器

Country Status (1)

Country Link
JP (1) JPS61147117A (enExample)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5237789A (en) * 1975-09-20 1977-03-23 Agency Of Ind Science & Technol Process for production of photovoltaic elements
JPS5435116U (enExample) * 1977-08-11 1979-03-07
JPS54160261A (en) * 1978-06-07 1979-12-18 Berger Paul J Method of converting mechanical motion of article into electric signal and electric to mechanical converter for executing same
JPS60231120A (ja) * 1984-05-01 1985-11-16 Fujitec Co Ltd 地震感知器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5237789A (en) * 1975-09-20 1977-03-23 Agency Of Ind Science & Technol Process for production of photovoltaic elements
JPS5435116U (enExample) * 1977-08-11 1979-03-07
JPS54160261A (en) * 1978-06-07 1979-12-18 Berger Paul J Method of converting mechanical motion of article into electric signal and electric to mechanical converter for executing same
JPS60231120A (ja) * 1984-05-01 1985-11-16 Fujitec Co Ltd 地震感知器

Also Published As

Publication number Publication date
JPH0245137B2 (enExample) 1990-10-08

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