JPS6191179U - - Google Patents
Info
- Publication number
- JPS6191179U JPS6191179U JP17625184U JP17625184U JPS6191179U JP S6191179 U JPS6191179 U JP S6191179U JP 17625184 U JP17625184 U JP 17625184U JP 17625184 U JP17625184 U JP 17625184U JP S6191179 U JPS6191179 U JP S6191179U
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- pulse signals
- ultrasonic sensor
- detection means
- transmitter
- 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 description 8
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Description
第１図はこの考案の一実施例の超音波式物体検
知装置のブロツク図、第２図はその動作を示すタ
イムチヤート、第３図は検知領域と死角領域とを
示す平面図、第４図ないし第６図は従来例に係り
、第４図は超音波パルス信号の経路を示す平面図
、第５図はタイムチヤート、第６図は検知領域と
死角領域とを示す平面図である。
Ａ…超音波発信器、Ｂ…超音波センサ、５…直
接波終了検出手段、８…制御手段、９…出力回路
。
Figure 1 is a block diagram of an ultrasonic object detection device according to an embodiment of this invention, Figure 2 is a time chart showing its operation, Figure 3 is a plan view showing the detection area and blind area, and Figure 4. 6 to 6 relate to a conventional example, FIG. 4 is a plan view showing a path of an ultrasonic pulse signal, FIG. 5 is a time chart, and FIG. 6 is a plan view showing a detection area and a blind area. A... Ultrasonic transmitter, B... Ultrasonic sensor, 5... Direct wave end detection means, 8... Control means, 9... Output circuit.
Claims (1)
信器と、物体から反射される超音波パルス信号を
受信する超音波センサと、前記超音波発信器から
前記超音波センサへ直接入力する超音波パルス信
号の立下がり検出する直接波終了検出手段と、こ
の検出手段の検出動作に基づいて前記超音波セン
サの出力回路を実稼動状態に切換える制御手段と
を備えた超音波式物体検知装置。 An ultrasonic transmitter that intermittently transmits ultrasonic pulse signals, an ultrasonic sensor that receives ultrasonic pulse signals reflected from an object, and ultrasonic pulses that are directly input from the ultrasonic transmitter to the ultrasonic sensor. An ultrasonic object detection device comprising direct wave end detection means for detecting a fall of a signal, and control means for switching an output circuit of the ultrasonic sensor to an actual operating state based on the detection operation of the detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17625184U JPS6191179U (en) | 1984-11-20 | 1984-11-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17625184U JPS6191179U (en) | 1984-11-20 | 1984-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6191179U true JPS6191179U (en) | 1986-06-13 |
Family
ID=30733849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17625184U Pending JPS6191179U (en) | 1984-11-20 | 1984-11-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6191179U (en) |
-
1984
- 1984-11-20 JP JP17625184U patent/JPS6191179U/ja active Pending
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