JPS61159902U - - Google Patents
Info
- Publication number
- JPS61159902U JPS61159902U JP4436285U JP4436285U JPS61159902U JP S61159902 U JPS61159902 U JP S61159902U JP 4436285 U JP4436285 U JP 4436285U JP 4436285 U JP4436285 U JP 4436285U JP S61159902 U JPS61159902 U JP S61159902U
- Authority
- JP
- Japan
- Prior art keywords
- output
- circuit
- time
- main control
- comparison
- 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
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000001960 triggered effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Description
第１図〜第４図はいずれも本考案の一実施例を
示し、第１図は要部電気ブロツク回路図、第２図
は同具体的回路図、第３図ａ，ｂ，ｃ，ｄはフロ
ーチヤート図、第４図ａ，ｂ，ｃは異なる部位の
電圧波形図、第５図は本考案他の実施例の電気回
路図、第６図は従来例の電圧波形図である。
１…主制御回路、２…比較電圧発生回路、６…
比較器、Ｐ…圧力センサ。
Figures 1 to 4 all show one embodiment of the present invention, with Figure 1 being a principal electrical block circuit diagram, Figure 2 being a detailed circuit diagram of the same, and Figures 3 a, b, c, and d. 4 is a flowchart, FIG. 4 a, b, and c are voltage waveform diagrams of different parts, FIG. 5 is an electric circuit diagram of another embodiment of the present invention, and FIG. 6 is a voltage waveform diagram of a conventional example. 1... Main control circuit, 2... Comparison voltage generation circuit, 6...
Comparator, P...pressure sensor.
Claims (1)
トリガ信号によりトリガされ電圧値が基準電圧か
ら時間経過と共にある勾配で変化する比較電圧を
出力する比較電圧発生回路と、圧力センサと、こ
の圧力センサ出力を増幅する増幅回路と、前記比
較電圧発生回路出力と増幅回路出力とを比較し前
者出力が後者出力を越えたとき判定信号を出力す
る比較回路とを備えるものにおいて、前記主制御
回路は前記トリガ信号発生時点から判定信号出力
時点迄の時間を計時する手段と、前記判定信号の
入力によつて前記比較電圧を基準電圧に復帰させ
る手段と、前記判定信号の入力によつて前記計時
時間を圧力値に換算し、換算後に前記トリガ信号
を出力させる手段とを有する圧力測定器。 a main control circuit, a comparison voltage generation circuit that outputs a comparison voltage that is triggered by a trigger signal output from the main control circuit and whose voltage value changes from a reference voltage at a certain slope over time, a pressure sensor, and this pressure sensor. The main control circuit includes an amplifier circuit that amplifies an output, and a comparison circuit that compares the output of the comparison voltage generation circuit and the output of the amplifier circuit and outputs a determination signal when the output of the former exceeds the output of the latter. means for measuring the time from the time when the trigger signal is generated to the time when the determination signal is output; means for returning the comparison voltage to the reference voltage by inputting the determination signal; A pressure measuring device comprising means for converting into a pressure value and outputting the trigger signal after the conversion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4436285U JPS61159902U (en) | 1985-03-27 | 1985-03-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4436285U JPS61159902U (en) | 1985-03-27 | 1985-03-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61159902U true JPS61159902U (en) | 1986-10-03 |
Family
ID=30556862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4436285U Pending JPS61159902U (en) | 1985-03-27 | 1985-03-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61159902U (en) |
-
1985
- 1985-03-27 JP JP4436285U patent/JPS61159902U/ja active Pending
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