JPS6225890U - - Google Patents
Info
- Publication number
- JPS6225890U JPS6225890U JP11686685U JP11686685U JPS6225890U JP S6225890 U JPS6225890 U JP S6225890U JP 11686685 U JP11686685 U JP 11686685U JP 11686685 U JP11686685 U JP 11686685U JP S6225890 U JPS6225890 U JP S6225890U
- Authority
- JP
- Japan
- Prior art keywords
- detection
- detection pattern
- moving object
- pattern
- center
- 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 27
- 230000003287 optical effect Effects 0.000 claims description 2
- 230000009699 differential effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Geophysics And Detection Of Objects (AREA)
Description
第１図は、本考案による移動物体検出装置を自
動ドアに応用した場合の配置例を示す斜視図であ
る。第２図は本考案による移動物体検出装置の投
影光学系を形成するフレネルレンズの形状を示す
平面図である。第３図は本考案による移動物体検
出装置の検出パターンの第１の実施例を示す平面
図である。第４図から第９図はそれぞれ本考案に
よる移動物体検出装置の検出パターンの他の実施
例を示す図である。第１０図は従来の移動物体検
出装置の検出パターン例を示す平面図である。
１…中心の検出パターン、２…他の片方の検出
パターン、４…一対の検出パターン。
FIG. 1 is a perspective view showing an example of the arrangement of a moving object detection device according to the present invention applied to an automatic door. FIG. 2 is a plan view showing the shape of a Fresnel lens forming the projection optical system of the moving object detection device according to the present invention. FIG. 3 is a plan view showing a first embodiment of the detection pattern of the moving object detection device according to the present invention. 4 to 9 are diagrams showing other embodiments of detection patterns of the moving object detection device according to the present invention, respectively. FIG. 10 is a plan view showing an example of a detection pattern of a conventional moving object detection device. 1...Center detection pattern, 2...Other one detection pattern, 4...Pair of detection patterns.
Claims (1)
対の赤外線検出素子を光学系を介して複数対の検
出パターンとして投影して一定の検出範囲を得る
ように構成したパツシブインフラレツド方式の移
動物体検出装置において、前記一対の検出パター
ンは、中心の検出パターンを他方の検出パターン
が一方側を除いて取り囲むように構成したことを
特徴とする移動物体検出装置。 (2) 前記中心の検出パターンは四角形状で、前
記他方の検出パターンはコの字状帯である実用新
案登録請求の範囲第１項記載の移動物体検出装置
。 (3) 前記中心の検出パターンは半円形状で、前
記他方の検出パターンは前記半円形状の外周曲線
に沿う弧状帯である実用新案登録請求の範囲第１
項記載の移動物体検出装置。 (4) 前記中心の検出パターンは半楕円形状で、
前記他方の検出パターンを前記半楕円形状の外周
曲線に沿う弧状帯である実用新案登録請求の範囲
第１項記載の移動物体検出装置。[Claims for Utility Model Registration] (1) A method of obtaining a fixed detection range by projecting a pair of infrared detection elements connected to each other so as to have a differential effect as a plurality of pairs of detection patterns through an optical system. In the passive infrared type moving object detection device, the pair of detection patterns are configured such that the other detection pattern surrounds the center detection pattern except for one side. Device. (2) The moving object detection device according to claim 1, wherein the center detection pattern has a rectangular shape, and the other detection pattern has a U-shaped band. (3) The central detection pattern is semicircular, and the other detection pattern is an arcuate band along the outer circumferential curve of the semicircular shape.
The moving object detection device described in . (4) The detection pattern at the center has a semi-elliptical shape,
The moving object detection device according to claim 1, wherein the other detection pattern is an arcuate band along the outer circumferential curve of the semi-elliptical shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11686685U JPS6225890U (en) | 1985-07-30 | 1985-07-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11686685U JPS6225890U (en) | 1985-07-30 | 1985-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6225890U true JPS6225890U (en) | 1987-02-17 |
Family
ID=31001854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11686685U Pending JPS6225890U (en) | 1985-07-30 | 1985-07-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6225890U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59193382A (en) * | 1983-04-18 | 1984-11-01 | Sogo Keibi Hoshiyou Kk | Detecting apparatus for invader |
| JPS6028124A (en) * | 1983-07-27 | 1985-02-13 | 株式会社本田電子技研 | Pyroelectric switch for automatic door |
-
1985
- 1985-07-30 JP JP11686685U patent/JPS6225890U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59193382A (en) * | 1983-04-18 | 1984-11-01 | Sogo Keibi Hoshiyou Kk | Detecting apparatus for invader |
| JPS6028124A (en) * | 1983-07-27 | 1985-02-13 | 株式会社本田電子技研 | Pyroelectric switch for automatic door |
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