JPH0424083U - - Google Patents
Info
- Publication number
- JPH0424083U JPH0424083U JP6434790U JP6434790U JPH0424083U JP H0424083 U JPH0424083 U JP H0424083U JP 6434790 U JP6434790 U JP 6434790U JP 6434790 U JP6434790 U JP 6434790U JP H0424083 U JPH0424083 U JP H0424083U
- Authority
- JP
- Japan
- Prior art keywords
- sound source
- reflector
- ultrasonic reflector
- ultrasonic
- reflecting
- 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
- 238000010586 diagram Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
- Emergency Alarm Devices (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Description
第１図は本考案の作用説明図、第２図は本考案
実施例の外観斜視図、第３図は反射体１０の展開
図、第４図は本考案の反射器１を鉄道踏切の障害
物検知用に使用した場合の説明図、第５図は従来
例の説明図であり、図中、
１……反射器、１０……反射体、１１，１２，
１３……平板。
Fig. 1 is an explanatory diagram of the function of the present invention, Fig. 2 is an external perspective view of an embodiment of the present invention, Fig. 3 is a developed view of the reflector 10, and Fig. 4 is an illustration of the reflector 1 of the present invention used to prevent obstacles at railroad crossings. FIG. 5 is an explanatory diagram of a conventional example when used for object detection, and in the figure, 1...Reflector, 10...Reflector, 11, 12,
13... Flat plate.
Claims (1)
させる為の超音波用反射器において、互いに直交
する３つの平面から成る三角錐状凹陥部で反射面
を構成した超音波用反射器。 An ultrasonic reflector for reflecting received ultrasonic waves from a sound source back toward the sound source, the ultrasonic reflector having a reflecting surface formed by a triangular pyramid-shaped recess made of three mutually orthogonal planes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6434790U JPH0424083U (en) | 1990-06-18 | 1990-06-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6434790U JPH0424083U (en) | 1990-06-18 | 1990-06-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0424083U true JPH0424083U (en) | 1992-02-27 |
Family
ID=31595212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6434790U Pending JPH0424083U (en) | 1990-06-18 | 1990-06-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0424083U (en) |
-
1990
- 1990-06-18 JP JP6434790U patent/JPH0424083U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0424083U (en) | ||
| JPH0279486U (en) | ||
| JPH0393520U (en) | ||
| JPH0393522U (en) | ||
| JPS6197973U (en) | ||
| JPH0217457U (en) | ||
| JPH0466787U (en) | ||
| JPH0426334U (en) | ||
| JPS60135681U (en) | Vehicle obstacle detection device | |
| JPS6114588U (en) | ultrasonic sensor | |
| JPS62133173U (en) | ||
| JPS6193000U (en) | ||
| JPH0225885U (en) | ||
| JPH033798U (en) | ||
| JPS62161422U (en) | ||
| JPH0227582U (en) | ||
| JPS6083109U (en) | acoustic control wall | |
| JPS5910383U (en) | toilet unit | |
| JPH03109188U (en) | ||
| JPH0422800U (en) | ||
| JPS592313U (en) | ultrasonic probe | |
| JPH0249428U (en) | ||
| JPS59119618U (en) | receiving antenna | |
| JPH01169231U (en) | ||
| JPH0353097U (en) |