JPH0272024U - - Google Patents
Info
- Publication number
- JPH0272024U JPH0272024U JP15228988U JP15228988U JPH0272024U JP H0272024 U JPH0272024 U JP H0272024U JP 15228988 U JP15228988 U JP 15228988U JP 15228988 U JP15228988 U JP 15228988U JP H0272024 U JPH0272024 U JP H0272024U
- Authority
- JP
- Japan
- Prior art keywords
- level
- piezoelectric vibrator
- oscillator
- proximity sensor
- display device
- 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
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案の１実施例の超音波近接センサ
ーのブロツク図、第２図は第１図の実施例の動作
を説明するための図、第３図は第１図の発振器の
出力波形図である。
１……圧電振動子、２……発振器、３……レベ
ル検出器、４……表示装置。
Fig. 1 is a block diagram of an ultrasonic proximity sensor according to an embodiment of the present invention, Fig. 2 is a diagram for explaining the operation of the embodiment of Fig. 1, and Fig. 3 is an output waveform of the oscillator shown in Fig. 1. It is a diagram. 1... Piezoelectric vibrator, 2... Oscillator, 3... Level detector, 4... Display device.
Claims (1)
発振器と、該発振器から圧電振動子に入力される
入力信号のレベルを検出するレベル検出装置と、
該レベル検出器で検出したレベルを表示する表示
装置とからなる超音波近接センサー。 a piezoelectric vibrator, an oscillator that supplies a signal to the piezoelectric vibrator, and a level detection device that detects the level of an input signal input from the oscillator to the piezoelectric vibrator;
An ultrasonic proximity sensor comprising a display device that displays the level detected by the level detector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15228988U JPH0272024U (en) | 1988-11-22 | 1988-11-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15228988U JPH0272024U (en) | 1988-11-22 | 1988-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0272024U true JPH0272024U (en) | 1990-06-01 |
Family
ID=31427081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15228988U Pending JPH0272024U (en) | 1988-11-22 | 1988-11-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0272024U (en) |
-
1988
- 1988-11-22 JP JP15228988U patent/JPH0272024U/ja active Pending
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