JPH02140333U - - Google Patents
Info
- Publication number
- JPH02140333U JPH02140333U JP4754789U JP4754789U JPH02140333U JP H02140333 U JPH02140333 U JP H02140333U JP 4754789 U JP4754789 U JP 4754789U JP 4754789 U JP4754789 U JP 4754789U JP H02140333 U JPH02140333 U JP H02140333U
- Authority
- JP
- Japan
- Prior art keywords
- light
- infrared sensor
- receiving elements
- infrared
- temperature compensation
- 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 1
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Radiation Pyrometers (AREA)
Description
第1図は本考案における赤外線センサのエレメ
ントパターンの一実施例を示し、第2図は従来、
用いられている赤外線センサを示し、aはそのエ
レメントパターン、bは回路図を示す。第3図は
自動ドアの開閉スイツチとして用いられている赤
外線センサの設置位置を示す。第4図は本考案に
おけるエレメントパターンの他の実施例を示す。
10−a,11−a……受光エレメント、10
−b,11−b……温度補償エレメント、A……
受光エレメントのギヤツプ、B……受光エレメン
トと温度補償エレメントのギヤツプ、12……ウ
インドウ。
FIG. 1 shows an example of the element pattern of the infrared sensor according to the present invention, and FIG.
The infrared sensor used is shown, a shows its element pattern, and b shows a circuit diagram. FIG. 3 shows the installation position of an infrared sensor used as an automatic door opening/closing switch. FIG. 4 shows another embodiment of the element pattern in the present invention. 10-a, 11-a... Light receiving element, 10
-b, 11-b...Temperature compensation element, A...
Gap between light receiving element, B... Gap between light receiving element and temperature compensation element, 12... Window.
Claims (1)
光エレメントに、それぞれ温度補償用エレメント
を配したデユアルツイン型赤外線センサにおいて
、2つの受光エレメントのみに赤外線を入射させ
る手段を設けたことを特徴とする赤外線センサ。 (2) 上記第1項の赤外線センサにおいて、2つ
の受光エレメントのみに赤外線を入射させる手段
として、温度補償用エレメントをハウジングの一
部で覆うことを特徴とする赤外線センサ。 (3) 上記第1項の赤外線センサにおいて、2つ
の受光エレメントのみに赤外線を入射させる手段
として、レンズ又はミラーを用いて受光エレメン
トのみに集光することを特徴とする赤外線センサ
。 (4) 上記第1項の赤外線センサにおいて、受光
エレメント間のギヤツプをAとし、受光エレメン
トと温度補償エレメントのギヤツプをBとすると
、B>Aとしたことを特徴とする赤外線センサ。[Claims for Utility Model Registration] (1) In a dual-twin infrared sensor having two adjacent light-receiving elements and a temperature compensation element arranged in each light-receiving element, means for causing infrared rays to enter only two light-receiving elements. An infrared sensor characterized by being provided with. (2) In the infrared sensor according to item 1 above, the infrared sensor is characterized in that the temperature compensation element is covered with a part of the housing as a means for making infrared rays enter only the two light receiving elements. (3) In the infrared sensor according to item 1 above, the infrared sensor is characterized in that the infrared rays are focused only on the light receiving elements using a lens or a mirror as a means for making the infrared rays enter only the two light receiving elements. (4) The infrared sensor according to item 1 above, characterized in that, where A is the gap between the light-receiving elements and B is the gap between the light-receiving element and the temperature compensation element, B>A.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4754789U JPH02140333U (en) | 1989-04-22 | 1989-04-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4754789U JPH02140333U (en) | 1989-04-22 | 1989-04-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02140333U true JPH02140333U (en) | 1990-11-22 |
Family
ID=31563570
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4754789U Pending JPH02140333U (en) | 1989-04-22 | 1989-04-22 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02140333U (en) |
-
1989
- 1989-04-22 JP JP4754789U patent/JPH02140333U/ja active Pending
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