JPS5994191U - Protective device for vehicle air conditioning compressor - Google Patents
Protective device for vehicle air conditioning compressorInfo
- Publication number
- JPS5994191U JPS5994191U JP19031582U JP19031582U JPS5994191U JP S5994191 U JPS5994191 U JP S5994191U JP 19031582 U JP19031582 U JP 19031582U JP 19031582 U JP19031582 U JP 19031582U JP S5994191 U JPS5994191 U JP S5994191U
- Authority
- JP
- Japan
- Prior art keywords
- compressor
- air conditioning
- vehicle air
- protective device
- conditioning compressor
- 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
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はエンジンとコンプレッサとの関係を説明するた
めの図、第２図は本考案による車両空調用コンプレッサ
の保護装置の一実施例を示す回路図、第３図はその動作
を説明する特性図、第４図は本考案による車両空調用コ
ンプレッサの保護装置の他の実施例を示すブロック図で
ある。
１・・・・・・コンプレッサ、２・・・・・・エンジン
、４・・・・・・電磁クラッチ、７．８・・・・・・ト
ランジスタ、９・・・・・・制御回路、１３・・・・・
・コ°ンプレッサ回転検出センサ、１４・・・・・・磁
石、１５．１６・・・・・・電磁器抵抗効果素子、３１
・・・・・・積分回路。Fig. 1 is a diagram for explaining the relationship between the engine and the compressor, Fig. 2 is a circuit diagram showing an embodiment of the vehicle air conditioning compressor protection device according to the present invention, and Fig. 3 is a characteristic explaining its operation. 4 are block diagrams showing other embodiments of the protection device for a vehicle air conditioning compressor according to the present invention. 1... Compressor, 2... Engine, 4... Electromagnetic clutch, 7.8... Transistor, 9... Control circuit, 13・・・・・・
・Compressor rotation detection sensor, 14... Magnet, 15.16... Electromagnetic resistance effect element, 31
...Integrator circuit.
Claims (1)
レッサ回転センサと、このセンサからの出力を積分する
積分回路と、この積分回路の出力電圧値によってオンオ
フするトランジスタとより回路を構成し、前記積分回路
の出力電圧が設定値以下となった時コンプレッサの運転
を停止する保護手段を設けたことを特徴とする車両空調
用コンプレッサの保護装置。The circuit consists of a compressor rotation sensor that outputs pulses in synchronization with the rotation of the compressor, an integration circuit that integrates the output from this sensor, and a transistor that is turned on and off depending on the output voltage value of this integration circuit. A protection device for a compressor for vehicle air conditioning, characterized in that a protection device is provided to stop the operation of the compressor when the output voltage falls below a set value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19031582U JPS5994191U (en) | 1982-12-16 | 1982-12-16 | Protective device for vehicle air conditioning compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19031582U JPS5994191U (en) | 1982-12-16 | 1982-12-16 | Protective device for vehicle air conditioning compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5994191U true JPS5994191U (en) | 1984-06-26 |
Family
ID=30410095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19031582U Pending JPS5994191U (en) | 1982-12-16 | 1982-12-16 | Protective device for vehicle air conditioning compressor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5994191U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52133106A (en) * | 1976-04-30 | 1977-11-08 | Fujitsu Ltd | Abnormal rotation detective circuit for blower |
| JPS57200691A (en) * | 1981-06-05 | 1982-12-08 | Nissan Motor Co Ltd | Apparatus for controlling operation of compressor |
-
1982
- 1982-12-16 JP JP19031582U patent/JPS5994191U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52133106A (en) * | 1976-04-30 | 1977-11-08 | Fujitsu Ltd | Abnormal rotation detective circuit for blower |
| JPS57200691A (en) * | 1981-06-05 | 1982-12-08 | Nissan Motor Co Ltd | Apparatus for controlling operation of compressor |
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