JPS63109622U - - Google Patents
Info
- Publication number
- JPS63109622U JPS63109622U JP71787U JP71787U JPS63109622U JP S63109622 U JPS63109622 U JP S63109622U JP 71787 U JP71787 U JP 71787U JP 71787 U JP71787 U JP 71787U JP S63109622 U JPS63109622 U JP S63109622U
- Authority
- JP
- Japan
- Prior art keywords
- pyroelectric infrared
- mirror piece
- infrared detecting
- mirror
- infrared detection
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Radiation Pyrometers (AREA)
- Burglar Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987000717U JPH0519788Y2 (da) | 1987-01-07 | 1987-01-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987000717U JPH0519788Y2 (da) | 1987-01-07 | 1987-01-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63109622U true JPS63109622U (da) | 1988-07-14 |
| JPH0519788Y2 JPH0519788Y2 (da) | 1993-05-25 |
Family
ID=30777945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987000717U Expired - Lifetime JPH0519788Y2 (da) | 1987-01-07 | 1987-01-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0519788Y2 (da) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55143694A (en) * | 1979-04-23 | 1980-11-10 | American District Telegraph Co | Invador detector |
-
1987
- 1987-01-07 JP JP1987000717U patent/JPH0519788Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55143694A (en) * | 1979-04-23 | 1980-11-10 | American District Telegraph Co | Invador detector |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0519788Y2 (da) | 1993-05-25 |