JPS5817524U - seismograph - Google Patents

seismograph

Info

Publication number
JPS5817524U
JPS5817524U JP11269481U JP11269481U JPS5817524U JP S5817524 U JPS5817524 U JP S5817524U JP 11269481 U JP11269481 U JP 11269481U JP 11269481 U JP11269481 U JP 11269481U JP S5817524 U JPS5817524 U JP S5817524U
Authority
JP
Japan
Prior art keywords
light
pendulum
group
optical fibers
displacement
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
JP11269481U
Other languages
Japanese (ja)
Inventor
秋田　千秋
Original Assignee
日本航空電子工業株式会社
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 日本航空電子工業株式会社 filed Critical 日本航空電子工業株式会社
Priority to JP11269481U priority Critical patent/JPS5817524U/en
Publication of JPS5817524U publication Critical patent/JPS5817524U/en
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案地震計の縦断面図。第２図は水　　　。 平方向の加速度が働き振子が変位したところの縦断面図
。第３図は受光用光フアイバ群の上面図。 １・・・・・・筐体、２・・・・・・振子、３・・・・
・・光源、４・・・・・・ダンピング液、５・・・・・
・ストッパ、６・・・・・・受光用光フアイバ群、１０
・・・・・・受光用光フアイバ素線、２１・・・・・・
アーム部、２２・・・・・・重錘兼ダンパ部。Figure 1 is a longitudinal cross-sectional view of the seismometer of the present invention. Figure 2 is water. A vertical cross-sectional view of a pendulum displaced by acceleration in the square direction. FIG. 3 is a top view of a group of light receiving optical fibers. 1... Housing, 2... Pendulum, 3...
...Light source, 4...Damping liquid, 5...
・Stopper, 6... Optical fiber group for light reception, 10
......Optical fiber wire for light reception, 21...
Arm part, 22... Weight and damper part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 筐体に一端を固定され、かつ全方位移動可能に設けられ
た振子と、該振子の変位を光の照点の移動に変換する手
段と、前記の移動する光の照点を捕捉する受光用光フア
イバ群と、該受光用光フアイバ群の一端に設けた受光素
子とより成り、該受光素子により前記振子の変位量を電
気信号に変換するようにした地震計。A pendulum fixed at one end to a housing and movable in all directions; means for converting the displacement of the pendulum into movement of a light point; and a light receiving device for capturing the moving light point. A seismometer comprising a group of optical fibers and a light-receiving element provided at one end of the group of light-receiving optical fibers, the light-receiving element converting the amount of displacement of the pendulum into an electrical signal.
JP11269481U 1981-07-29 1981-07-29 seismograph Pending JPS5817524U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11269481U JPS5817524U (en) 1981-07-29 1981-07-29 seismograph

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11269481U JPS5817524U (en) 1981-07-29 1981-07-29 seismograph

Publications (1)

Publication Number Publication Date
JPS5817524U true JPS5817524U (en) 1983-02-03

Family

ID=29907015

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11269481U Pending JPS5817524U (en) 1981-07-29 1981-07-29 seismograph

Country Status (1)

Country Link
JP (1) JPS5817524U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006201096A (en) * 2005-01-24 2006-08-03 Otis Elevator Co Vibration detector
JP2008039749A (en) * 2006-08-04 2008-02-21 Hideto Matsui Electronic pendulum

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006201096A (en) * 2005-01-24 2006-08-03 Otis Elevator Co Vibration detector
JP2008039749A (en) * 2006-08-04 2008-02-21 Hideto Matsui Electronic pendulum

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