CN103473880A - High-sensitivity smoke alarm - Google Patents
High-sensitivity smoke alarm Download PDFInfo
- Publication number
- CN103473880A CN103473880A CN2013104355728A CN201310435572A CN103473880A CN 103473880 A CN103473880 A CN 103473880A CN 2013104355728 A CN2013104355728 A CN 2013104355728A CN 201310435572 A CN201310435572 A CN 201310435572A CN 103473880 A CN103473880 A CN 103473880A
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- circuit
- smoke
- npn transistor
- transistor
- negative pole
- 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.)
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- 239000000779 smoke Substances 0.000 title claims abstract description 35
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 239000003990 capacitor Substances 0.000 claims abstract description 9
- 238000005070 sampling Methods 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 claims description 2
- 239000004744 fabric Substances 0.000 abstract description 3
- 239000004033 plastic Substances 0.000 abstract description 3
- 206010000369 Accident Diseases 0.000 abstract 1
- 239000004519 grease Substances 0.000 abstract 1
- 239000000123 paper Substances 0.000 abstract 1
- 239000002023 wood Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003412 degenerative effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Fire-Detection Mechanisms (AREA)
- Fire Alarms (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310435572.8A CN103473880B (en) | 2013-09-23 | 2013-09-23 | High-sensitivity smoke alarm |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310435572.8A CN103473880B (en) | 2013-09-23 | 2013-09-23 | High-sensitivity smoke alarm |
Publications (2)
Publication Number | Publication Date |
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CN103473880A true CN103473880A (en) | 2013-12-25 |
CN103473880B CN103473880B (en) | 2015-09-02 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310435572.8A Active CN103473880B (en) | 2013-09-23 | 2013-09-23 | High-sensitivity smoke alarm |
Country Status (1)
Country | Link |
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CN (1) | CN103473880B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105006094A (en) * | 2015-07-13 | 2015-10-28 | 苏州经贸职业技术学院 | Simple smoke alarm low in false alarm rate |
CN106197837A (en) * | 2016-06-15 | 2016-12-07 | 安徽江淮汽车股份有限公司 | A kind of vehicle engine oil pressure alarm system |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1489128A (en) * | 1974-09-13 | 1977-10-19 | Nohmi Bosai Kogyo Co Ltd | Smoke detectors |
US4063227A (en) * | 1975-09-08 | 1977-12-13 | Cega, Inc. | Smoke detector |
JPS5890159A (en) * | 1981-11-26 | 1983-05-28 | Nittan Co Ltd | Ionization-type smoke sensor |
JPH0573786A (en) * | 1991-09-10 | 1993-03-26 | Matsushita Electric Works Ltd | Photoelectric smoke sensor |
CN202534096U (en) * | 2012-01-11 | 2012-11-14 | 泉州雷航电子有限公司 | Smoke detector |
CN203455916U (en) * | 2013-09-23 | 2014-02-26 | 何林 | Smoke alarm with high sensitivity |
-
2013
- 2013-09-23 CN CN201310435572.8A patent/CN103473880B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1489128A (en) * | 1974-09-13 | 1977-10-19 | Nohmi Bosai Kogyo Co Ltd | Smoke detectors |
US4063227A (en) * | 1975-09-08 | 1977-12-13 | Cega, Inc. | Smoke detector |
JPS5890159A (en) * | 1981-11-26 | 1983-05-28 | Nittan Co Ltd | Ionization-type smoke sensor |
JPH0573786A (en) * | 1991-09-10 | 1993-03-26 | Matsushita Electric Works Ltd | Photoelectric smoke sensor |
CN202534096U (en) * | 2012-01-11 | 2012-11-14 | 泉州雷航电子有限公司 | Smoke detector |
CN203455916U (en) * | 2013-09-23 | 2014-02-26 | 何林 | Smoke alarm with high sensitivity |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105006094A (en) * | 2015-07-13 | 2015-10-28 | 苏州经贸职业技术学院 | Simple smoke alarm low in false alarm rate |
CN106197837A (en) * | 2016-06-15 | 2016-12-07 | 安徽江淮汽车股份有限公司 | A kind of vehicle engine oil pressure alarm system |
CN106197837B (en) * | 2016-06-15 | 2018-12-14 | 安徽江淮汽车集团股份有限公司 | A kind of vehicle engine oil pressure alarm system |
Also Published As
Publication number | Publication date |
---|---|
CN103473880B (en) | 2015-09-02 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: CHONGQING RADIO AND TV UNIVERSITY, LU XUZHI Free format text: FORMER OWNER: HE LIN Effective date: 20150810 |
|
C14 | Grant of patent or utility model | ||
C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhang Geng Inventor before: He Lin |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: HE LIN TO: ZHANG GENG |
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GR01 | Patent grant | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20150810 Address after: A road 400000 Chongqing Jiulongpo District of Shiqiaopu Science Park Applicant after: Chongqing Radio and TV University, Lu Xuzhi Address before: 233000 Anhui Province, Bengbu City West Economic Development Zone school HANGHUA area 1-3 Applicant before: He Lin |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20161214 Address after: In Dazu County, Chongqing city 402366 beam town streets 1 groups Patentee after: Qin Qin Address before: A road 400000 Chongqing Jiulongpo District of Shiqiaopu Science Park Patentee before: CHONGQING RADIO & TV UNIVERSITY |
|
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Hu Min Inventor before: Zhang Geng |
|
TR01 | Transfer of patent right |
Effective date of registration: 20170509 Address after: 519000 Guangdong province Zhuhai City Sanzao town Jinwan District Green Bay Industrial Zone of the Chang plant Patentee after: Zhuhai Da Chang Electronics Co., Ltd. Address before: In Dazu County, Chongqing city 402366 beam town streets 1 groups Patentee before: Qin Qin |
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TR01 | Transfer of patent right |