JPH0467800U - - Google Patents
Info
- Publication number
- JPH0467800U JPH0467800U JP10965890U JP10965890U JPH0467800U JP H0467800 U JPH0467800 U JP H0467800U JP 10965890 U JP10965890 U JP 10965890U JP 10965890 U JP10965890 U JP 10965890U JP H0467800 U JPH0467800 U JP H0467800U
- Authority
- JP
- Japan
- Prior art keywords
- sensor
- vehicle
- magnetic
- detecting
- passing
- 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 4
- 238000009434 installation Methods 0.000 description 1
Description
第１図は本考案実施例の構成を示すブロツク図
、第２図はその第１および第２の磁気センサ１お
よび２の道路への設置位置を示す図である。第３
図は本考案実施例の使用例を説明するための図で
ある。第４図は本考案の作用説明図である。
１……第１の磁気センサ、２……第２の磁気セ
ンサ、３……除算回路、４……比較回路。
FIG. 1 is a block diagram showing the configuration of an embodiment of the present invention, and FIG. 2 is a diagram showing the installation positions of the first and second magnetic sensors 1 and 2 on the road. Third
The figure is a diagram for explaining an example of use of the embodiment of the present invention. FIG. 4 is an explanatory diagram of the operation of the present invention. 1... First magnetic sensor, 2... Second magnetic sensor, 3... Division circuit, 4... Comparison circuit.
Claims (1)
磁気変化を検出し、その検出値から車両通過の有
無を判別する装置において、上記磁気変化を検出
する第１および第２の二つの磁気センサを有し、
その第１のセンサを自動車道路の路側部に配置し
、かつ第２のセンサを第１のセンサに対して、道
路から離反する方向に所定の距離隔てて配置する
とともに、上記二つのセンサ出力の比を演算する
手段、およびその演算結果があらかじめ設定した
基準以下であるか否かを比較する手段を備え、そ
の比較結果を車両通過の有無を判別するための情
報として供するよう構成したことを特徴とする車
両検知装置。 A device for detecting a magnetic change occurring in the vicinity of a passing vehicle and determining from the detected value whether or not a vehicle is passing, including two magnetic sensors, a first and a second magnetic sensor for detecting the magnetic change. ,
The first sensor is placed on the roadside of the motorway, and the second sensor is placed a predetermined distance away from the first sensor in the direction away from the road. It is characterized by comprising means for calculating a ratio, and means for comparing whether the result of the calculation is below a preset standard, and configured to provide the comparison result as information for determining whether or not a vehicle has passed. Vehicle detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10965890U JPH0467800U (en) | 1990-10-18 | 1990-10-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10965890U JPH0467800U (en) | 1990-10-18 | 1990-10-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0467800U true JPH0467800U (en) | 1992-06-16 |
Family
ID=31856896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10965890U Pending JPH0467800U (en) | 1990-10-18 | 1990-10-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0467800U (en) |
-
1990
- 1990-10-18 JP JP10965890U patent/JPH0467800U/ja active Pending
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