JPS6310444U - - Google Patents
Info
- Publication number
- JPS6310444U JPS6310444U JP10451386U JP10451386U JPS6310444U JP S6310444 U JPS6310444 U JP S6310444U JP 10451386 U JP10451386 U JP 10451386U JP 10451386 U JP10451386 U JP 10451386U JP S6310444 U JPS6310444 U JP S6310444U
- Authority
- JP
- Japan
- Prior art keywords
- low frequency
- filter
- frequency signal
- testing machine
- amplifier
- 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
Links
- 238000009661 fatigue test Methods 0.000 claims description 3
- 239000000284 extract Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Description
第１図はこの考案の一実施例の構成を示すブロ
ツク図、第２図は同実施例のフイルタ１０の構成
を示す回路図、第３図は同実施例の各部の波形を
示す波形図、第４図は従来のカウンタ装置の構成
を示すブロツク図、第５図は同カウンタ装置の各
部の波形を示す波形図、第６図、第７図は疲労試
験機の出力波形例を示す波形図である。
１……プリアンプ部、２……カウンタ部、１０
……フイルタ。
FIG. 1 is a block diagram showing the structure of an embodiment of this invention, FIG. 2 is a circuit diagram showing the structure of a filter 10 of the same embodiment, and FIG. 3 is a waveform diagram showing waveforms of various parts of the same embodiment. Fig. 4 is a block diagram showing the configuration of a conventional counter device, Fig. 5 is a waveform diagram showing waveforms of each part of the counter device, and Figs. 6 and 7 are waveform diagrams showing examples of output waveforms of a fatigue testing machine. It is. 1...Preamplifier section, 2...Counter section, 10
...filter.
Claims (1)
労試験機の出力信号から前記低周波信号のみを抽
出するフイルタと、前記フイルタの出力を増幅す
る増幅器と、前記増幅器の出力信号の周波数をカ
ウントするカウンタとから構成されたことを特徴
とする疲労試験機用カウンタ装置。 A filter that extracts only the low frequency signal from the output signal of the fatigue testing machine in which the low frequency signal is superimposed on the very low frequency signal, an amplifier that amplifies the output of the filter, and a frequency of the output signal of the amplifier. 1. A counter device for a fatigue testing machine, comprising a counter for counting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10451386U JPS6310444U (en) | 1986-07-08 | 1986-07-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10451386U JPS6310444U (en) | 1986-07-08 | 1986-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6310444U true JPS6310444U (en) | 1988-01-23 |
Family
ID=30978078
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10451386U Pending JPS6310444U (en) | 1986-07-08 | 1986-07-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6310444U (en) |
-
1986
- 1986-07-08 JP JP10451386U patent/JPS6310444U/ja active Pending