JPH0142052Y2 - - Google Patents
Info
- Publication number
- JPH0142052Y2 JPH0142052Y2 JP2192880U JP2192880U JPH0142052Y2 JP H0142052 Y2 JPH0142052 Y2 JP H0142052Y2 JP 2192880 U JP2192880 U JP 2192880U JP 2192880 U JP2192880 U JP 2192880U JP H0142052 Y2 JPH0142052 Y2 JP H0142052Y2
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- circuit
- battery
- battery voltage
- alarm
- 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
- 230000010355 oscillation Effects 0.000 claims description 23
- 238000001514 detection method Methods 0.000 claims description 18
- 239000003990 capacitor Substances 0.000 claims description 13
- 238000010586 diagram Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 239000000779 smoke Substances 0.000 description 3
- 230000003213 activating effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- Y02E60/12—
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Emergency Protection Circuit Devices (AREA)
- Secondary Cells (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2192880U JPH0142052Y2 (fr) | 1980-02-22 | 1980-02-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2192880U JPH0142052Y2 (fr) | 1980-02-22 | 1980-02-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS56133561U JPS56133561U (fr) | 1981-10-09 |
| JPH0142052Y2 true JPH0142052Y2 (fr) | 1989-12-11 |
Family
ID=29618057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2192880U Expired JPH0142052Y2 (fr) | 1980-02-22 | 1980-02-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0142052Y2 (fr) |
-
1980
- 1980-02-22 JP JP2192880U patent/JPH0142052Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56133561U (fr) | 1981-10-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2005093916A1 (fr) | Appareil de commande d’élément laser | |
| US4430602A (en) | Electronic flash device | |
| US4223305A (en) | Single station type ionization smoke sensor | |
| JPH0142052Y2 (fr) | ||
| JPS5917892B2 (ja) | マルチバイブレ−タ | |
| JPH0229494Y2 (fr) | ||
| JPH01240774A (ja) | 点火信号検出回路 | |
| JPS6349838Y2 (fr) | ||
| JPS6324537Y2 (fr) | ||
| US4287516A (en) | Minimal energy dissipating detector | |
| SU1453550A1 (ru) | Стабилизирующий источник напр жени посто нного тока | |
| JPS642235Y2 (fr) | ||
| US4530581A (en) | Information display device for camera | |
| JPS6329237Y2 (fr) | ||
| JPS6234398Y2 (fr) | ||
| JPH0311744Y2 (fr) | ||
| JPS5831276Y2 (ja) | 煙感知器の電池チエツク回路 | |
| JPS6210871Y2 (fr) | ||
| JPH0465992B2 (fr) | ||
| JPS5935480B2 (ja) | 電子閃光装置 | |
| JPS648879B2 (fr) | ||
| JPS6349835Y2 (fr) | ||
| JPS5846583Y2 (ja) | 電気化学計時素子を用いた時限回路 | |
| JPS6040718B2 (ja) | レ−ザ光発生装置 | |
| JPS6212745B2 (fr) |