DE3037869C2 - Ionisations-Rauchfühler - Google Patents
Ionisations-RauchfühlerInfo
- Publication number
- DE3037869C2 DE3037869C2 DE19803037869 DE3037869A DE3037869C2 DE 3037869 C2 DE3037869 C2 DE 3037869C2 DE 19803037869 DE19803037869 DE 19803037869 DE 3037869 A DE3037869 A DE 3037869A DE 3037869 C2 DE3037869 C2 DE 3037869C2
- Authority
- DE
- Germany
- Prior art keywords
- electrode
- circuit board
- outer electrode
- sensor
- cap
- 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
- 239000000779 smoke Substances 0.000 title claims description 41
- 230000002285 radioactive effect Effects 0.000 claims description 22
- 239000011810 insulating material Substances 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 8
- 150000002500 ions Chemical class 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 230000001681 protective effect Effects 0.000 description 8
- 229910001220 stainless steel Inorganic materials 0.000 description 6
- 239000010935 stainless steel Substances 0.000 description 6
- 238000005192 partition Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000000941 radioactive substance Substances 0.000 description 4
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 238000002788 crimping Methods 0.000 description 2
- 239000003779 heat-resistant material Substances 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 229920006267 polyester film Polymers 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000238631 Hexapoda Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000012857 radioactive material Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
- G08B17/113—Constructional details
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Detection Mechanisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980042607U JPS6234399Y2 (en, 2012) | 1980-03-31 | 1980-03-31 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3037869A1 DE3037869A1 (de) | 1981-10-08 |
| DE3037869C2 true DE3037869C2 (de) | 1984-06-28 |
Family
ID=12640715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19803037869 Expired DE3037869C2 (de) | 1980-03-31 | 1980-10-07 | Ionisations-Rauchfühler |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JPS6234399Y2 (en, 2012) |
| DE (1) | DE3037869C2 (en, 2012) |
| SE (1) | SE457578B (en, 2012) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3104102B2 (ja) * | 1992-04-25 | 2000-10-30 | 能美防災株式会社 | イオン化式煙感知器 |
| JP5933337B2 (ja) * | 2012-05-23 | 2016-06-08 | ニッタン株式会社 | 火災感知器および分離用治具 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH508251A (de) * | 1970-07-23 | 1971-05-31 | Cerberus Ag | Ionisationsfeuermelder |
| CH551057A (de) * | 1973-04-17 | 1974-06-28 | Cerberus Ag | Ionisationsfeuermelder. |
| DD106728A1 (en, 2012) * | 1973-09-17 | 1974-06-20 | ||
| JPS5531361Y2 (en, 2012) * | 1975-09-16 | 1980-07-26 |
-
1980
- 1980-03-31 JP JP1980042607U patent/JPS6234399Y2/ja not_active Expired
- 1980-10-03 SE SE8006924A patent/SE457578B/sv not_active IP Right Cessation
- 1980-10-07 DE DE19803037869 patent/DE3037869C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE3037869A1 (de) | 1981-10-08 |
| SE457578B (sv) | 1989-01-09 |
| SE8006924L (sv) | 1981-10-01 |
| JPS56145793U (en, 2012) | 1981-11-04 |
| JPS6234399Y2 (en, 2012) | 1987-09-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8320 | Willingness to grant licences declared (paragraph 23) | ||
| 8339 | Ceased/non-payment of the annual fee |