JPS644000U - - Google Patents
Info
- Publication number
- JPS644000U JPS644000U JP9625187U JP9625187U JPS644000U JP S644000 U JPS644000 U JP S644000U JP 9625187 U JP9625187 U JP 9625187U JP 9625187 U JP9625187 U JP 9625187U JP S644000 U JPS644000 U JP S644000U
- Authority
- JP
- Japan
- Prior art keywords
- detection means
- absence
- detecting
- human body
- utility
- 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 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Traffic Control Systems (AREA)
Description
第１図は本考案の一実施例を示した説明図、第
２図は第１図の要部の具体例を示したブロツク図
である。
１…検出手段、３…赤外線センサ、５…電圧設
定回路、６…ウインドウ・コンパレータ、７…ワ
ンシヨツトパルス発生器。
FIG. 1 is an explanatory diagram showing one embodiment of the present invention, and FIG. 2 is a block diagram showing a specific example of the main part of FIG. 1... Detection means, 3... Infrared sensor, 5... Voltage setting circuit, 6... Window comparator, 7... One shot pulse generator.
Claims (1)
手段を設け、この検出手段の出力によつて信号を
制御することを特徴とする歩行者用信号機。 1. A pedestrian traffic light, comprising a detection means for detecting the presence or absence of a human body within a certain range, and a signal controlled by the output of the detection means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9625187U JPS644000U (en) | 1987-06-23 | 1987-06-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9625187U JPS644000U (en) | 1987-06-23 | 1987-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS644000U true JPS644000U (en) | 1989-01-11 |
Family
ID=31321111
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9625187U Pending JPS644000U (en) | 1987-06-23 | 1987-06-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS644000U (en) |
-
1987
- 1987-06-23 JP JP9625187U patent/JPS644000U/ja active Pending
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