JPS645114U - - Google Patents
Info
- Publication number
- JPS645114U JPS645114U JP9745187U JP9745187U JPS645114U JP S645114 U JPS645114 U JP S645114U JP 9745187 U JP9745187 U JP 9745187U JP 9745187 U JP9745187 U JP 9745187U JP S645114 U JPS645114 U JP S645114U
- Authority
- JP
- Japan
- Prior art keywords
- mechanical quantity
- electrical
- mechanical
- filter
- detector
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 3
- 230000001133 acceleration Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 1
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図は本考案の原理ブツク図、第２図は本考
案の一実施例における加速度検出器の構成図、第
３図は第２図に示す加速度センサが正常であると
きの各部の出力信号の波形、第４図及び第５図は
第２図に示す加速度センサが異常であるときの各
部の出力信号の波形、第６図は従来技術における
加速度検出器の構成図である。
１……力学量検出手段、２……判別手段、３…
…振動手段、４……第１のフイルタ手段、５……
第２のフイルタ手段、１０……加速度センサ、１
３……電磁石、２１……発振器、２４，２６……
フイルタ。
Fig. 1 is a principle book diagram of the present invention, Fig. 2 is a configuration diagram of an acceleration detector in an embodiment of the invention, and Fig. 3 is the output signal of each part when the acceleration sensor shown in Fig. 2 is normal. FIGS. 4 and 5 are waveforms of output signals from various parts when the acceleration sensor shown in FIG. 2 is abnormal, and FIG. 6 is a configuration diagram of a conventional acceleration detector. 1... Mechanical quantity detection means, 2... Discrimination means, 3...
...Vibration means, 4...First filter means, 5...
Second filter means, 10... Acceleration sensor, 1
3... Electromagnet, 21... Oscillator, 24, 26...
filter.
Claims (1)
１と、上記力学量検出手段１からの電気的な量が
所定の範囲内かどうかを判別し、所定の範囲内で
なければ故障信号を出力する判別手段２とを備え
る力学量検出器において 所定の周波数にて上記力学量検出手段１を振動
させる振動手段３と、上記力学量検出手段１から
の電気的な量のうち上記所定の周波数に対応する
電気的な量以外の電気的な量を通過させる第１の
フイルタ手段４と、上記力学量検出手段１からの
電気的な量のうち上記所定の周波数に対応する電
気的な量を通過させると共に該電気的な量を上記
判別手段２に出力する第２のフイルタ手段５と、
を備えたことを特徴とする力学量検出器。[Claims for Utility Model Registration] Mechanical quantity detection means 1 that converts a mechanical quantity into an electrical quantity, and determining whether the electrical quantity from the mechanical quantity detection means 1 is within a predetermined range, In a mechanical quantity detector, the mechanical quantity detector is equipped with a discriminating means 2 that outputs a failure signal if it is not within the range, a vibration means 3 that vibrates the mechanical quantity detecting means 1 at a predetermined frequency, and an electric a first filter means 4 that passes electrical quantities other than those corresponding to the predetermined frequency among the quantities; and a second filter means 5 for passing an electrical quantity corresponding to the second filter and outputting the electrical quantity to the discriminating means 2;
A mechanical quantity detector characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9745187U JPH0535337Y2 (en) | 1987-06-26 | 1987-06-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9745187U JPH0535337Y2 (en) | 1987-06-26 | 1987-06-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS645114U true JPS645114U (en) | 1989-01-12 |
| JPH0535337Y2 JPH0535337Y2 (en) | 1993-09-08 |
Family
ID=31322933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9745187U Expired - Lifetime JPH0535337Y2 (en) | 1987-06-26 | 1987-06-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0535337Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015118065A (en) * | 2013-12-20 | 2015-06-25 | ホーチキ株式会社 | Seismometer |
-
1987
- 1987-06-26 JP JP9745187U patent/JPH0535337Y2/ja not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015118065A (en) * | 2013-12-20 | 2015-06-25 | ホーチキ株式会社 | Seismometer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0535337Y2 (en) | 1993-09-08 |
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