JPH0438271Y2 - - Google Patents
Info
- Publication number
- JPH0438271Y2 JPH0438271Y2 JP1984021805U JP2180584U JPH0438271Y2 JP H0438271 Y2 JPH0438271 Y2 JP H0438271Y2 JP 1984021805 U JP1984021805 U JP 1984021805U JP 2180584 U JP2180584 U JP 2180584U JP H0438271 Y2 JPH0438271 Y2 JP H0438271Y2
- Authority
- JP
- Japan
- Prior art keywords
- shutter
- window
- rotor
- closed
- stepping motor
- 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
Links
- 239000003990 capacitor Substances 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 9
- 238000007599 discharging Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 7
- 239000000428 dust Substances 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- -1 dirt Substances 0.000 description 1
- 239000005355 lead glass Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Landscapes
- Radiation Pyrometers (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984021805U JPS60135636U (ja) | 1984-02-20 | 1984-02-20 | 焦電形赤外線感知装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984021805U JPS60135636U (ja) | 1984-02-20 | 1984-02-20 | 焦電形赤外線感知装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60135636U JPS60135636U (ja) | 1985-09-09 |
| JPH0438271Y2 true JPH0438271Y2 (enrdf_load_html_response) | 1992-09-08 |
Family
ID=30513533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984021805U Granted JPS60135636U (ja) | 1984-02-20 | 1984-02-20 | 焦電形赤外線感知装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60135636U (enrdf_load_html_response) |
-
1984
- 1984-02-20 JP JP1984021805U patent/JPS60135636U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60135636U (ja) | 1985-09-09 |
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