JPS59115365U - Ultrasonic object detection device - Google Patents
Ultrasonic object detection deviceInfo
- Publication number
- JPS59115365U JPS59115365U JP857483U JP857483U JPS59115365U JP S59115365 U JPS59115365 U JP S59115365U JP 857483 U JP857483 U JP 857483U JP 857483 U JP857483 U JP 857483U JP S59115365 U JPS59115365 U JP S59115365U
- Authority
- JP
- Japan
- Prior art keywords
- ultrasonic
- detection device
- object detection
- detecting part
- buffer zone
- 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
Landscapes
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の超音波物体検出装置と検知物体の断面上
面図、第２図は同超音波物体検出装置の指向性を示すグ
ラフ、第３図は本考案の一実施例を示す超音波物体検出
装置と検知物体の断面上面図、第４図は同超音波物体検
出装置の指向性を示すグラフである。
２・・・検知部表面、３・・・検知物体、４・・・超音
波緩衝帯、５・・・超音波発信素子、８・・・超音波受
信素子、１２・・・放射指向中心軸、１３・・・受波指
向中心軸、θ・・・開角度。Fig. 1 is a cross-sectional top view of a conventional ultrasonic object detection device and a detected object, Fig. 2 is a graph showing the directivity of the ultrasonic object detection device, and Fig. 3 is an ultrasonic wave showing an embodiment of the present invention. FIG. 4, which is a cross-sectional top view of the object detection device and the detected object, is a graph showing the directivity of the ultrasonic object detection device. 2...Surface of detection unit, 3...Detection object, 4...Ultrasonic buffer zone, 5...Ultrasonic transmitting element, 8...Ultrasonic receiving element, 12...Radiation orientation central axis , 13... Central axis of receiving wave direction, θ... Opening angle.
Claims (1)
子を検知部ケース内に有し、検知部ケースの検知部表面
に当該素子と対応し超音波放射部、 と超音波受波部
を備えた超音波物体検出装置において、検知部表面２に
超音波を乱反射する超音波緩衝帯４と、この超音波緩衝
帯４両側に位置せしめた超音波発信素子５と超音波受信
素子８の放射、受波指向中心軸１２．１３が相対的に検
知物体３に向けて拡大する如き開角度θを設けたことを
特徴とする超音波物体検出装置。A pair of ultrasonic transmitting elements and an ultrasonic receiving element are provided inside the detecting part case, and an ultrasonic emitting part and an ultrasonic receiving part are provided on the surface of the detecting part of the detecting part corresponding to the elements. In the ultrasonic object detection device equipped with the above, there is an ultrasonic buffer zone 4 that diffusely reflects ultrasonic waves on the detection part surface 2, and an ultrasonic transmitting element 5 and an ultrasonic receiving element 8 positioned on both sides of this ultrasonic buffer zone 4. , an ultrasonic object detection device characterized in that an opening angle θ is provided such that the receiving direction center axis 12, 13 relatively expands toward the detection object 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP857483U JPS59115365U (en) | 1983-01-24 | 1983-01-24 | Ultrasonic object detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP857483U JPS59115365U (en) | 1983-01-24 | 1983-01-24 | Ultrasonic object detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59115365U true JPS59115365U (en) | 1984-08-03 |
Family
ID=30140062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP857483U Pending JPS59115365U (en) | 1983-01-24 | 1983-01-24 | Ultrasonic object detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59115365U (en) |
-
1983
- 1983-01-24 JP JP857483U patent/JPS59115365U/en active Pending
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