JPH02110242U - - Google Patents
Info
- Publication number
- JPH02110242U JPH02110242U JP1737689U JP1737689U JPH02110242U JP H02110242 U JPH02110242 U JP H02110242U JP 1737689 U JP1737689 U JP 1737689U JP 1737689 U JP1737689 U JP 1737689U JP H02110242 U JPH02110242 U JP H02110242U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- switching means
- signal
- turned
- switch
- 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
- 238000001514 detection method Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Control Of Voltage And Current In General (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
第1図は本考案の構成を示すブロツク図、第2
図は本考案の一実施例の回路ブロツク図、第3図
及び第4図は同実施例の制御フローチヤートであ
る。
1……第1端子、2……第2端子、3……第3
端子、11……操作スイツチ、12……電源、1
3……電源リレーB(第1スイツチング手段)、
14……電源リレーA(第2スイツチング手段)
、15……スイツチ入力判別手段、16……電圧
印加状態検出手段、17……制御手段。
Figure 1 is a block diagram showing the configuration of the present invention;
The figure is a circuit block diagram of one embodiment of the present invention, and FIGS. 3 and 4 are control flowcharts of the same embodiment. 1...First terminal, 2...Second terminal, 3...Third terminal
Terminal, 11... Operation switch, 12... Power supply, 1
3...Power supply relay B (first switching means),
14...Power supply relay A (second switching means)
, 15... Switch input determination means, 16... Voltage application state detection means, 17... Control means.
Claims (1)
1端子と、 (イ) 上記操作スイツチがONされたときON作
動する第1スイツチング手段を介して電源に接続
された第2端子と、 (ウ) 作動信号に応じて動作する第2スイツチン
グ手段を介して電源に接続された第3端子と、 (エ) 上記操作スイツチのON、OFF状態を判
別するスイツチ入力判別手段と、 (オ) 上記第2端子または第3端子に電圧が印加
されているか否かを検出する電圧印加状態検出手
段と、 (カ) 上記第1端子、第2端子、または第3端子
から電圧の供給を受けて作動し、作動状態におい
て、上記第2スイツチング手段を動作させる作
動信号を出力し、上記操作スイツチのOFF操
作後は第2スイツチング手段をON状態に自己保
持すべくON作動信号を出力してその間所定の処
理を行い、該処理の完了後、処理が完了したとい
う情報を記憶装置に記憶し、その後第2スイツチ
ング手段をOFF状態にすべくOFF作動信号を
出力し、そして上記記憶装置の記憶内容、並び
に第2スイツチング手段に供給する作動信号と上
記スイツチ入力判別手段の出力信号と上記電圧印
加状態検出手段の出力信号の種類に基づいて、上
記第1、第2スイツチング手段の故障状況を判定
する制御手段と、 から構成されていることを特徴とする電源回路
の故障検出装置。[Claims for Utility Model Registration] (a) A first terminal connected to a power source via an operating switch; (B) A first terminal connected to a power source via a first switching means that is turned on when the operating switch is turned on. (c) a third terminal connected to a power source via a second switching means that operates in response to an operating signal; and (d) a switch input for determining the ON/OFF state of the operating switch. (e) voltage application state detection means for detecting whether or not a voltage is applied to the second terminal or the third terminal; (f) the first terminal, the second terminal, or the third terminal; When the operating switch is in operation, it outputs an operating signal to operate the second switching means, and after the operation switch is turned OFF, the second switching means is turned on so as to self-maintain in the ON state. Outputting a signal and performing predetermined processing during that time; after completing the processing, storing information that the processing has been completed in a storage device; thereafter outputting an OFF operation signal to turn the second switching means into the OFF state; Based on the content stored in the storage device, the type of the actuation signal supplied to the second switching means, the output signal of the switch input determining means, and the output signal of the voltage application state detecting means, the first and second switching means A failure detection device for a power supply circuit, comprising: a control means for determining a failure status of the power supply circuit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1737689U JPH02110242U (en) | 1989-02-16 | 1989-02-16 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1737689U JPH02110242U (en) | 1989-02-16 | 1989-02-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH02110242U true JPH02110242U (en) | 1990-09-04 |
Family
ID=31231105
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1737689U Pending JPH02110242U (en) | 1989-02-16 | 1989-02-16 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH02110242U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08186880A (en) * | 1994-12-28 | 1996-07-16 | Yazaki Corp | On-vehicle multiplex transmission system |
JP2015221595A (en) * | 2014-05-22 | 2015-12-10 | 株式会社オートネットワーク技術研究所 | Power supply device for vehicle |
-
1989
- 1989-02-16 JP JP1737689U patent/JPH02110242U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08186880A (en) * | 1994-12-28 | 1996-07-16 | Yazaki Corp | On-vehicle multiplex transmission system |
JP2015221595A (en) * | 2014-05-22 | 2015-12-10 | 株式会社オートネットワーク技術研究所 | Power supply device for vehicle |
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