JPH053953Y2 - - Google Patents
Info
- Publication number
- JPH053953Y2 JPH053953Y2 JP20419685U JP20419685U JPH053953Y2 JP H053953 Y2 JPH053953 Y2 JP H053953Y2 JP 20419685 U JP20419685 U JP 20419685U JP 20419685 U JP20419685 U JP 20419685U JP H053953 Y2 JPH053953 Y2 JP H053953Y2
- Authority
- JP
- Japan
- Prior art keywords
- detector
- shielding member
- heat ray
- cover
- heat
- 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
- 230000007257 malfunction Effects 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000001028 reflection method Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
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 |
|---|---|---|---|
| JP20419685U JPH053953Y2 (en]) | 1985-12-28 | 1985-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20419685U JPH053953Y2 (en]) | 1985-12-28 | 1985-12-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62111635U JPS62111635U (en]) | 1987-07-16 |
| JPH053953Y2 true JPH053953Y2 (en]) | 1993-01-29 |
Family
ID=31170212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20419685U Expired - Lifetime JPH053953Y2 (en]) | 1985-12-28 | 1985-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH053953Y2 (en]) |
-
1985
- 1985-12-28 JP JP20419685U patent/JPH053953Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62111635U (en]) | 1987-07-16 |
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