JPS58152441U

JPS58152441U - Automotive electrical load power supply device

Info

Publication number: JPS58152441U
Application number: JP5039482U
Authority: JP
Inventors: 岩城　富士夫; 中本　裕正
Original assignee: マツダ株式会社
Priority date: 1982-04-07
Filing date: 1982-04-07
Publication date: 1983-10-12

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

[Brief explanation of drawings]

第１図は本考案の第１の実施例を示す自動車の電気負荷
給電装置の回路図、第２図は本考案の第２の実施例を示
す自動車の電気負荷給電装置の回路図、第３図は本考案
の第３の実施例を示す自動車の電気負荷給電装置の回路
図である。１・・・・・・バッテリー、２・・・・・・キースイッ
チ、３・・・・・・小負荷電装品回路、４・・品点火回
路、５・・・・・・大負荷電装品回路、６・・・・・・
スタータ回路、７・・・・・・リレー、１１・・・・・
・トランジスタ。FIG. 1 is a circuit diagram of an electric load power supply device for an automobile showing a first embodiment of the present invention, FIG. 2 is a circuit diagram of an electric load power supply device for a vehicle showing a second embodiment of the present invention, and FIG. The figure is a circuit diagram of an electric load power supply device for an automobile showing a third embodiment of the present invention. 1...Battery, 2...Key switch, 3...Small load electrical component circuit, 4...Ignition circuit, 5...Large load electrical component Circuit, 6...
Starter circuit, 7... Relay, 11...
・Transistor.

Claims

[Scope of utility model registration request]

(1) A key having a movable contact connected to an on-board battery, an ignition fixed contact that contacts the movable contact at a position above the ignition position, and a starter fixed contact that contacts the movable contact at a starter position above the ignition position. a switch, a switch member that turns on and off depending on the potential difference between the ignition fixed contact and the starter fixed contact of this key switch, a large-load electrical component circuit that is supplied with power from the battery through this switch member in series, and the key. An electric load power supply device for a motor vehicle, comprising an ignition circuit that is supplied with power through an ignition fixed contact of a switch, and a starter circuit that is supplied with power through a starter fixed contact of the key switch.

(2) The switch member is a relay consisting of a relay contact connected in series to a large-load electrical equipment circuit, and a relay coil connected between both the ignition and starter fixed contacts of the key switch to open and close the relay contact. An electrical load power supply device for a motor vehicle according to claim 1, which is characterized in that:

(3) A utility model characterized in that the switch member is a transistor whose base is connected to a starter fixed contact of a key switch, whose emitter is connected to an ignition fixed contact of the key switch, and whose collector is connected to a heavy-load electrical equipment circuit. An electric load power supply device for a motor vehicle according to claim 1.