JPH0325267Y2 - - Google Patents
Info
- Publication number
- JPH0325267Y2 JPH0325267Y2 JP18723485U JP18723485U JPH0325267Y2 JP H0325267 Y2 JPH0325267 Y2 JP H0325267Y2 JP 18723485 U JP18723485 U JP 18723485U JP 18723485 U JP18723485 U JP 18723485U JP H0325267 Y2 JPH0325267 Y2 JP H0325267Y2
- Authority
- JP
- Japan
- Prior art keywords
- plastic
- fire detector
- glass fiber
- sensor cover
- sensor
- 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
- 239000004033 plastic Substances 0.000 claims description 19
- 229920003023 plastic Polymers 0.000 claims description 19
- 239000003365 glass fiber Substances 0.000 claims description 15
- 238000002834 transmittance Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 238000009787 hand lay-up Methods 0.000 claims description 2
- 239000000203 mixture Substances 0.000 description 6
- 239000011521 glass Substances 0.000 description 5
- 229920001296 polysiloxane Polymers 0.000 description 5
- 239000000835 fiber Substances 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004962 Polyamide-imide Substances 0.000 description 1
- 239000004697 Polyetherimide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920002312 polyamide-imide Polymers 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920001601 polyetherimide Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Casings For Electric Apparatus (AREA)
- Fire-Detection Mechanisms (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18723485U JPH0325267Y2 (enrdf_load_stackoverflow) | 1985-12-06 | 1985-12-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18723485U JPH0325267Y2 (enrdf_load_stackoverflow) | 1985-12-06 | 1985-12-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6296794U JPS6296794U (enrdf_load_stackoverflow) | 1987-06-20 |
| JPH0325267Y2 true JPH0325267Y2 (enrdf_load_stackoverflow) | 1991-05-31 |
Family
ID=31137526
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18723485U Expired JPH0325267Y2 (enrdf_load_stackoverflow) | 1985-12-06 | 1985-12-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0325267Y2 (enrdf_load_stackoverflow) |
-
1985
- 1985-12-06 JP JP18723485U patent/JPH0325267Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6296794U (enrdf_load_stackoverflow) | 1987-06-20 |
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