JPS58102310U - Blown fuse detection device for automotive air conditioners - Google Patents
Blown fuse detection device for automotive air conditionersInfo
- Publication number
- JPS58102310U JPS58102310U JP4482U JP4482U JPS58102310U JP S58102310 U JPS58102310 U JP S58102310U JP 4482 U JP4482 U JP 4482U JP 4482 U JP4482 U JP 4482U JP S58102310 U JPS58102310 U JP S58102310U
- Authority
- JP
- Japan
- Prior art keywords
- automotive air
- detection device
- air conditioners
- blown fuse
- fuse detection
- 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.)
- Granted
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の自動車用空気調和装置の一例を示す回路
図、第２図は本考案の一実施例を示す回路図である。
１０・・・・・・バッテリー、２０・・・・・・ファン
モータ、３０・・・・・・温度ヒユーズ、４１． ４２
． ４３・・・・・・速度制御用抵抗、５０・・・・・
・マグネットクラッチ用コイル、６０・・・・・・差動
増幅器、７０・・・・・・比較器、７３・・・・・・警
告ランプ、８０・・・・・・常閉リレー。FIG. 1 is a circuit diagram showing an example of a conventional air conditioner for an automobile, and FIG. 2 is a circuit diagram showing an embodiment of the present invention. 10...Battery, 20...Fan motor, 30...Temperature fuse, 41. 42
．． 43...Resistance for speed control, 50...
・Magnetic clutch coil, 60... Differential amplifier, 70... Comparator, 73... Warning lamp, 80... Normally closed relay.
Claims (1)
けられ、これらの複数の抵抗をファンスイッチによって
切換えることにより、前記ファンモータの回転速度を調
節する自動車用空気調和装置において、前記温度ヒユー
ズとこれの直列抵抗との両端電圧が所定値以上のときに
出力する電圧検出回路を有することを特徴とする自動車
用空気調和装置におけるヒユーズ切れ検出装置。In an automotive air conditioner, a temperature fuse and a plurality of resistors are provided in series with a fan motor, and the rotation speed of the fan motor is adjusted by switching the plurality of resistors with a fan switch. 1. A fuse blown detection device for an automotive air conditioner, comprising a voltage detection circuit that outputs an output when a voltage across the series resistor is equal to or higher than a predetermined value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4482U JPS58102310U (en) | 1981-12-29 | 1981-12-29 | Blown fuse detection device for automotive air conditioners |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4482U JPS58102310U (en) | 1981-12-29 | 1981-12-29 | Blown fuse detection device for automotive air conditioners |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58102310U true JPS58102310U (en) | 1983-07-12 |
| JPS6238809Y2 JPS6238809Y2 (en) | 1987-10-03 |
Family
ID=30013130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4482U Granted JPS58102310U (en) | 1981-12-29 | 1981-12-29 | Blown fuse detection device for automotive air conditioners |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58102310U (en) |
-
1981
- 1981-12-29 JP JP4482U patent/JPS58102310U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6238809Y2 (en) | 1987-10-03 |
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