JPS63188847U - - Google Patents
Info
- Publication number
- JPS63188847U JPS63188847U JP8036387U JP8036387U JPS63188847U JP S63188847 U JPS63188847 U JP S63188847U JP 8036387 U JP8036387 U JP 8036387U JP 8036387 U JP8036387 U JP 8036387U JP S63188847 U JPS63188847 U JP S63188847U
- Authority
- JP
- Japan
- Prior art keywords
- heating element
- control means
- resistance heating
- amount
- controlling
- 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
- 238000010438 heat treatment Methods 0.000 claims description 4
- 230000020169 heat generation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- FRLJSGOEGLARCA-UHFFFAOYSA-N cadmium sulfide Chemical compound [S-2].[Cd+2] FRLJSGOEGLARCA-UHFFFAOYSA-N 0.000 description 2
- 229910052980 cadmium sulfide Inorganic materials 0.000 description 2
Landscapes
- Thermistors And Varistors (AREA)
- Switches Operated By Changes In Physical Conditions (AREA)
Description
第１図はこの考案の一実施例を示す要部回路図
、第２図は正温度特性サーミスタの温度と抵抗値
との関係を示す図、第３図は抵抗発熱体の通電時
間とバイメタル温度との関係を示す図、第４図は
従来の光電式自動点滅器の要部回路図、第５図は
照度と硫化カドミニウムセル抵抗値との関係を示
す図である。
図において、２は硫化カドミニウムセル、３は
スイツチ、３ｂはバイメタル、４は電球、６は正
温度特性サーミスタである。なお、図中、同一符
号は同一または相当部分を示す。
Figure 1 is a circuit diagram of the main part showing an embodiment of this invention, Figure 2 is a diagram showing the relationship between temperature and resistance value of a positive temperature coefficient thermistor, and Figure 3 is a diagram showing the relationship between the energization time and bimetal temperature of the resistance heating element. FIG. 4 is a circuit diagram of a main part of a conventional photoelectric automatic flasher, and FIG. 5 is a diagram showing the relationship between illuminance and cadmium sulfide cell resistance value. In the figure, 2 is a cadmium sulfide cell, 3 is a switch, 3b is a bimetal, 4 is a light bulb, and 6 is a positive temperature characteristic thermistor. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
する発熱量制御手段と、前記抵抗発熱体の発熱量
に基づいて負荷電流をＯＮ／ＯＦＦ制御するＯＮ
／ＯＦＦ制御手段とを有する光電式自動点滅器に
おいて、前記抵抗発熱体を正温度特性サーミスタ
としたことを特徴とする光電式自動点滅器。 a resistance heating element; a heat generation amount control means for controlling the amount of heat generated according to illuminance; and an ON control means for controlling ON/OFF of a load current based on the amount of heat generated by the resistance heating element.
1. A photoelectric automatic flasher having an on/off control means, characterized in that the resistance heating element is a positive temperature characteristic thermistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8036387U JPS63188847U (en) | 1987-05-27 | 1987-05-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8036387U JPS63188847U (en) | 1987-05-27 | 1987-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63188847U true JPS63188847U (en) | 1988-12-05 |
Family
ID=30931103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8036387U Pending JPS63188847U (en) | 1987-05-27 | 1987-05-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63188847U (en) |
-
1987
- 1987-05-27 JP JP8036387U patent/JPS63188847U/ja active Pending
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