JPS6348298U - - Google Patents
Info
- Publication number
- JPS6348298U JPS6348298U JP14067886U JP14067886U JPS6348298U JP S6348298 U JPS6348298 U JP S6348298U JP 14067886 U JP14067886 U JP 14067886U JP 14067886 U JP14067886 U JP 14067886U JP S6348298 U JPS6348298 U JP S6348298U
- Authority
- JP
- Japan
- Prior art keywords
- output
- gas
- discriminator
- amplifier
- alarm device
- 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.)
- Pending
Links
- 239000007789 gas Substances 0.000 claims description 5
- 238000007084 catalytic combustion reaction Methods 0.000 claims description 2
- 239000000567 combustion gas Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Emergency Alarm Devices (AREA)
Description
第１図は本考案に係るガス警報装置の実施例を
示す回路図、第２図ａ乃至ｃは第１図における各
部の波形を示す図、第３図は従来のガス警報装置
を示す回路図、第４図ａ乃至ｅは第３図における
各部の波形を示す図である。
２……交流ブリツジ、３……全波整流回路、４
……演算増幅器、５……判別器、Ｌ１，Ｌ２……
接触燃焼式ガス検出素子。
Fig. 1 is a circuit diagram showing an embodiment of the gas alarm device according to the present invention, Fig. 2 a to c are diagrams showing waveforms of each part in Fig. 1, and Fig. 3 is a circuit diagram showing a conventional gas alarm device. , FIGS. 4a to 4e are diagrams showing waveforms at various parts in FIG. 3. 2... AC bridge, 3... Full wave rectifier circuit, 4
... operational amplifier, 5 ... discriminator, L 1 , L 2 ...
Catalytic combustion gas detection element.
Claims (1)
素子を含む交流ブリツジと、 前記交流ブリツジの出力を増幅する増幅器と、 前記増幅器の出力レベルを判別する判別器とを
備え、 前記判別器からの出力によりガス発生の警報を
行なうように構成した、 ことを特徴とするガス警報装置。[Scope of Claim for Utility Model Registration] An AC bridge powered by an AC power source and including a catalytic combustion gas detection element on one side, an amplifier for amplifying the output of the AC bridge, and a discriminator for determining the output level of the amplifier. A gas alarm device comprising: a gas alarm device configured to issue a gas generation alarm based on the output from the discriminator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14067886U JPS6348298U (en) | 1986-09-16 | 1986-09-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14067886U JPS6348298U (en) | 1986-09-16 | 1986-09-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6348298U true JPS6348298U (en) | 1988-04-01 |
Family
ID=31047753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14067886U Pending JPS6348298U (en) | 1986-09-16 | 1986-09-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6348298U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011022008A (en) * | 2009-07-16 | 2011-02-03 | Yazaki Corp | Gas detector and gas alarm |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6059638A (en) * | 1983-09-12 | 1985-04-06 | Sony Corp | Cathode-ray tube |
-
1986
- 1986-09-16 JP JP14067886U patent/JPS6348298U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6059638A (en) * | 1983-09-12 | 1985-04-06 | Sony Corp | Cathode-ray tube |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011022008A (en) * | 2009-07-16 | 2011-02-03 | Yazaki Corp | Gas detector and gas alarm |