JPS59111436U - Automotive electrical equipment - Google Patents
Automotive electrical equipmentInfo
- Publication number
- JPS59111436U JPS59111436U JP553883U JP553883U JPS59111436U JP S59111436 U JPS59111436 U JP S59111436U JP 553883 U JP553883 U JP 553883U JP 553883 U JP553883 U JP 553883U JP S59111436 U JPS59111436 U JP S59111436U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- electrical equipment
- discrimination circuit
- turned
- detects
- 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
２第１図、第２図は従来の車載用電気機器の一例を示す
回路図、第３図はこの考案による車載用電気機器の一実
施例を示す回路図である。
４・・・機器、５・・・バックアップ不要回路、６・・
・バックアップ要回路、８・・・電源、スイッチ、９・
・・タイマースイッチ、１０・・・タイマー回路、１１
・・・判別回路。2. FIGS. 1 and 2 are circuit diagrams showing an example of conventional vehicle-mounted electrical equipment, and FIG. 3 is a circuit diagram showing an embodiment of the vehicle-mounted electrical equipment according to this invention. 4...Equipment, 5...Backup unnecessary circuit, 6...
・Backup required circuit, 8...Power supply, switch, 9.
...Timer switch, 10...Timer circuit, 11
...Discrimination circuit.
Claims (1)
イッチを介して供給される第１の電源と、前記アクセサ
リ−キースイッチを介さすバッテリから直接供給される
第２の電源とによって駆動される車載用電気機器におい
て、第１．第２の電源の投入後に第１の電源がオフされ
たことを検出する判別回路とを設け、この判別回路の出
力によって比較的電力消費の大きな機能動作を制御する
タイマー回路等の制御動作を可能に制御することを特徴
とする車載用電気機器。 ′（２） 前記判別回路は、第１の電源が設定時間以
上にわたって設定レベル以下に低下したことを検出する
ことを特徴とする実用新案登録請求の範囲第１項に記載
の車載用電気機器。(1) In-vehicle electrical equipment driven by a first power supply supplied via an accessory key switch that is switched by key operation, and a second power supply supplied directly from the battery via the accessory key switch. In, 1st. A discrimination circuit that detects that the first power supply is turned off after the second power supply is turned on is provided, and the output of this discrimination circuit enables control operations such as a timer circuit that controls functional operations that consume relatively large amounts of power. An in-vehicle electrical device that is characterized by being controlled by. (2) The in-vehicle electric device according to claim 1, wherein the discrimination circuit detects that the first power source has fallen below a set level for a set time or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP553883U JPS59111436U (en) | 1983-01-19 | 1983-01-19 | Automotive electrical equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP553883U JPS59111436U (en) | 1983-01-19 | 1983-01-19 | Automotive electrical equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59111436U true JPS59111436U (en) | 1984-07-27 |
Family
ID=30137127
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP553883U Pending JPS59111436U (en) | 1983-01-19 | 1983-01-19 | Automotive electrical equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59111436U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022153644A1 (en) * | 2021-01-18 | 2022-07-21 | 株式会社カーメイト | Method for detecting poor connection of in-vehicle electronic equipment |
-
1983
- 1983-01-19 JP JP553883U patent/JPS59111436U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022153644A1 (en) * | 2021-01-18 | 2022-07-21 | 株式会社カーメイト | Method for detecting poor connection of in-vehicle electronic equipment |
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