JPS637331U - - Google Patents
Info
- Publication number
- JPS637331U JPS637331U JP10106386U JP10106386U JPS637331U JP S637331 U JPS637331 U JP S637331U JP 10106386 U JP10106386 U JP 10106386U JP 10106386 U JP10106386 U JP 10106386U JP S637331 U JPS637331 U JP S637331U
- Authority
- JP
- Japan
- Prior art keywords
- solar cell
- electromotive force
- illuminance
- decrease
- lighting
- 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
- 238000005286 illumination Methods 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Description
第１図は本考案にかかる照明器具の照度低下検
知装置の一実施例の装置構成を示す簡略ブロツク
図、第２図は本考案にかかる照度低下検知装置の
照明器具への取付け方法を示すためのカバーをは
ずした状態の照明器具と本装置の配置説明図であ
る。他の実施例の簡略ブロツク図である。
Ａ：照明器具、Ａ１：蛍光灯、Ａ２：蛍光灯点
灯回路、Ａ３：点灯スイツチ、Ｂ：ＡＣ電源、Ｃ
：照明器具の照度低下検知装置、１：太陽電池、
２：比較判定回路、３：警告信号発生回路、４：
発光ダイオード、５：スイツチ、６：充電装置。
Fig. 1 is a simplified block diagram showing the configuration of an embodiment of the illuminance drop detection device for a lighting fixture according to the present invention, and Fig. 2 shows a method for attaching the illuminance drop detection device according to the present invention to a lighting fixture. FIG. 2 is an explanatory diagram of the arrangement of the lighting fixture and the present device with the cover removed. FIG. 6 is a simplified block diagram of another embodiment. A: Lighting equipment, A1: Fluorescent lamp, A2: Fluorescent lamp lighting circuit, A3: Lighting switch, B: AC power supply, C
: Illuminance drop detection device for lighting equipment, 1: Solar battery,
2: Comparison/judgment circuit, 3: Warning signal generation circuit, 4:
Light emitting diode, 5: switch, 6: charging device.
Claims (1)
された太陽電池と、 該太陽電池の起電力を既設定値と比較して制御
信号を出力する比較判定回路と、 前記制御信号にもとづいて警告信号を発生する
警告信号発生回路とを設け、前記各回路の駆動用
電源としては、前記太陽電池の起電力を用いてな
る照明器具の照度低下検知装置。 (2) 太陽電池の起電力を常時充電する充電装置
を設けてなる前記実用新案登録請求の範囲第１項
記載の照面器具の照度低下検知装置。[Scope of Claim for Utility Model Registration] (1) A solar cell placed in a position where it can receive the illumination light of a lighting device, and a comparison determination that compares the electromotive force of the solar cell with a preset value and outputs a control signal. A device for detecting a decrease in illuminance of a lighting device, comprising: a circuit; and a warning signal generating circuit that generates a warning signal based on the control signal, and using the electromotive force of the solar cell as a driving power source for each of the circuits. (2) The device for detecting a decrease in illuminance for a lighting fixture according to claim 1 of the utility model registration, which is provided with a charging device that constantly charges the electromotive force of the solar cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10106386U JPS637331U (en) | 1986-07-01 | 1986-07-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10106386U JPS637331U (en) | 1986-07-01 | 1986-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS637331U true JPS637331U (en) | 1988-01-19 |
Family
ID=30971464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10106386U Pending JPS637331U (en) | 1986-07-01 | 1986-07-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS637331U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5136357A (en) * | 1974-09-19 | 1976-03-27 | Kawase Gijutsu Kenkyusho Kk | Gakushuzukueniokeru gakushuchunoshodobusokukeihosochi |
| JPS57172223A (en) * | 1981-04-16 | 1982-10-23 | Canon Inc | Electronic equipment |
-
1986
- 1986-07-01 JP JP10106386U patent/JPS637331U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5136357A (en) * | 1974-09-19 | 1976-03-27 | Kawase Gijutsu Kenkyusho Kk | Gakushuzukueniokeru gakushuchunoshodobusokukeihosochi |
| JPS57172223A (en) * | 1981-04-16 | 1982-10-23 | Canon Inc | Electronic equipment |
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