JP2531524Y2 - 赤外線式検知装置 - Google Patents
赤外線式検知装置Info
- Publication number
- JP2531524Y2 JP2531524Y2 JP1987134424U JP13442487U JP2531524Y2 JP 2531524 Y2 JP2531524 Y2 JP 2531524Y2 JP 1987134424 U JP1987134424 U JP 1987134424U JP 13442487 U JP13442487 U JP 13442487U JP 2531524 Y2 JP2531524 Y2 JP 2531524Y2
- Authority
- JP
- Japan
- Prior art keywords
- light
- infrared
- receiver
- display device
- light receiver
- 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.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 claims description 18
- 238000001514 detection method Methods 0.000 claims description 4
- 238000009499 grossing Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Landscapes
- Testing Of Optical Devices Or Fibers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987134424U JP2531524Y2 (ja) | 1987-09-02 | 1987-09-02 | 赤外線式検知装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1987134424U JP2531524Y2 (ja) | 1987-09-02 | 1987-09-02 | 赤外線式検知装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6438580U JPS6438580U (enrdf_load_stackoverflow) | 1989-03-08 |
JP2531524Y2 true JP2531524Y2 (ja) | 1997-04-02 |
Family
ID=31393167
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1987134424U Expired - Lifetime JP2531524Y2 (ja) | 1987-09-02 | 1987-09-02 | 赤外線式検知装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2531524Y2 (enrdf_load_stackoverflow) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5858411A (ja) * | 1981-10-04 | 1983-04-07 | Fujio Nakamae | 超音波利用障害物検出装置の距離表示方法 |
JPH0355909Y2 (enrdf_load_stackoverflow) * | 1985-10-29 | 1991-12-13 |
-
1987
- 1987-09-02 JP JP1987134424U patent/JP2531524Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS6438580U (enrdf_load_stackoverflow) | 1989-03-08 |
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