JPS6346644U - - Google Patents

Info

Publication number
JPS6346644U
JPS6346644U JP1987118210U JP11821087U JPS6346644U JP S6346644 U JPS6346644 U JP S6346644U JP 1987118210 U JP1987118210 U JP 1987118210U JP 11821087 U JP11821087 U JP 11821087U JP S6346644 U JPS6346644 U JP S6346644U
Authority
JP
Japan
Prior art keywords
current
injection valve
circuit
switching circuit
controlled
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
Application number
JP1987118210U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Publication of JPS6346644U publication Critical patent/JPS6346644U/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/22—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
    • H01H47/32—Energising current supplied by semiconductor device
    • H01H47/325—Energising current supplied by semiconductor device by switching regulator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/2017—Output circuits, e.g. for controlling currents in command coils using means for creating a boost current or using reference switching
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2031—Control of the current by means of delays or monostable multivibrators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2037—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit for preventing bouncing of the valve needle
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils
    • F02D2041/202—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit
    • F02D2041/2058—Output circuits, e.g. for controlling currents in command coils characterised by the control of the circuit using information of the actual current value

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Fuel-Injection Apparatus (AREA)

Description

【図面の簡単な説明】
第１図ａ〜ｃはそれぞれ本考案による電磁噴射
弁に流れる電流波形図の可能な変形例を示す波形
図、第２図ａ〜ｅはそれぞれ第１図ａの電流波形
図のより正確なパルスを示した波形図、第３図は
第１図ａの電流波形図を実現する実施例の概略回
路図、第４図は第３図の実施例に用い得るオン、
オフ制御器を示したブロツク回路図、第５図は第
４図のブロツク図の詳細な回路図、第６図ａ〜ｆ
はそれぞれ第５図に示す実施例を説明するための
パルス波形図、第７図は第４図のブロツク回路の
一部の詳細な回路図、第８図ａ〜ｅはそれぞれ第
７図の実施例の動作を説明するパルス波形図、第
９図は第４図に示すブロツク回路の一部を示した
詳細な回路図、第１０図ａ，ｂは第１図ｃに示す
電流経過の詳細を示した波形図、第１１図は第１
０図ｂに示す電流経過を実現するためのブロツク
回路図、第１２図ａ，ｂは第１図ｂに相当する詳
細な波形図、第１３図は第１２図に示す電流経過
を実現するための回路図、第１４図および第１５
図は、それぞれ噴射弁に並列に接続されたフリー
・ホイーリング回路を実現するための回路図であ
る。 ２０，２１……噴射弁、２２……測定用抵抗、
２３……スイツチングトランジスタ、２６……オ
ン、オフ制御器、３３……フリー・ホイーリング
回路、４０……限界スイツチ、６７……差動増幅
器、６８……限界スイツチ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 可動接極子を備えた内燃機関の電磁噴射弁
    に供給される電流が動作信号の開始時に上昇し、
    また少なくとも終了時には減少する電磁噴射弁と
    、この電磁噴射弁と直列に接続された電流測定回
    路ならびに電磁噴射弁をオン、オフさせるスイツ
    チング回路と、電流測定回路の後段に接続されス
    イツチング回路を制御する限界スイツチを備えた
    内燃機関の噴射弁駆動装置において、限界スイツ
    チ６８，１２７のしきい値が少なくとも電流値あ
    るいは時間に関係させて制御可能であり、その最
    初のしきい値は、前記接極子の移動は始まるが、
    その終端位置にはまだ達しないような値に選ばれ
    、接極子がその終端位置に達する前にスイツチン
    グ回路を制御して電磁噴射弁に供給される電流を
    減少させることを特徴とする内燃機関の噴射弁駆
    動装置。 (2) 前記電磁噴射弁にフリー・ホイーリング制
    御回路を接続し少なくとも最初のしきい値に到達
    してからフリー・ホイーリング制御回路３３を作
    動することを特徴とする実用新案登録請求の範囲
    第１項に記載の装置。 (3) フリー・ホイーリング制御回路３３は所定
    の時間にあるいは電流値で開閉可能であることを
    特徴とする実用新案登録請求の範囲第２項に記載
    の装置。 (4) サイリスタ１６０が少なくとも噴射弁２０
    に並列に接続され、サイリスタ１６０の制御電極
    は、ダイオード１６１を介して正側ラインと、並
    びに抵抗１６２及びダイオード１６３からなる並
    列回路を介して制御入力端子３２とそれぞれ接続
    され、この制御入力端子３２は少なくともコンデ
    ンサ１６７を介して前記サイリスタのアノードに
    接続されていることを特徴とする実用新案登録請
    求の範囲第２項又は第３項に記載の装置。 (5) 少なくとも噴射弁の接極子の撥ね帰り運動
    が終るまでに保持電流を越える電流が与えられ、
    この電流の大きさはフリー・ホイーリング回路に
    よつて制御可能であることを特徴とする実用新案
    登録請求の範囲第１項に記載の装置。 (6) 吸引状態あるいは保持状態を得るための個
    々の電流しきい値が複数段に別れた分圧器によつ
    て定められ、この分圧器は抵抗７８で制御可能で
    あることを特徴とする実用新案登録請求の範囲第
    １項又は第５項に記載の装置。 (7) 駆動パルス（ｔｉパルス）の終了時スイツ
    チング回路が所定時間ｔｋ導通可能であることを
    特徴とする実用新案登録請求の範囲第１項より第
    ６項までのいずれか１つの項に記載の装置。 (8) スイツチング回路２３が噴射弁２０，２１
    と電流測定用回路２２，１２０との間に接続され
    、同スイツチング回路２３は一部時間により、一
    部電流によつて制御可能であることを特徴とする
    実用新案登録請求の範囲第１項より第７項までの
    いずれか１つの項に記載の装置。 (9) スイツチング回路２３の制御電流は、噴射
    弁２０に流れる電流に関係して制御可能であるこ
    とを特徴とする実用新案登録請求の範囲第１項よ
    り第８項までのいずれか１つの項に記載の装置。
JP1987118210U 1978-06-30 1987-08-03 Pending JPS6346644U (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782828678 DE2828678A1 (de) 1978-06-30 1978-06-30 Verfahren und einrichtung zum betrieb eines elektromagnetischen verbrauchers, insbesondere eines einspritzventils in brennkraftmaschinen

Publications (1)

Publication Number Publication Date
JPS6346644U true JPS6346644U (ja) 1988-03-29

Family

ID=6043151

Family Applications (2)

Application Number Title Priority Date Filing Date
JP8029679A Pending JPS5510093A (en) 1978-06-30 1979-06-27 Injection valve drive method of and apparatus for internal combustion engine
JP1987118210U Pending JPS6346644U (ja) 1978-06-30 1987-08-03

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP8029679A Pending JPS5510093A (en) 1978-06-30 1979-06-27 Injection valve drive method of and apparatus for internal combustion engine

Country Status (4)

Country Link
US (1) US4266261A (ja)
JP (2) JPS5510093A (ja)
DE (1) DE2828678A1 (ja)
GB (1) GB2025183B (ja)

Families Citing this family (86)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2841781A1 (de) * 1978-09-26 1980-04-10 Bosch Gmbh Robert Einrichtung zum betrieb von elektromagnetischen verbrauchern bei brennkraftmaschinen
DE2900420A1 (de) * 1979-01-08 1980-07-24 Bosch Gmbh Robert Einrichtung zum steuern des stromes durch einen elektromagnetischen verbraucher, insbesondere durch ein elektromagnetisch betaetigbares einspritzventil einer brennkraftmaschine
DE2950692A1 (de) * 1979-12-17 1981-07-02 Robert Bosch Gmbh, 7000 Stuttgart Einrichtung zum steuern des elektrischen stromes durch einen induktiven verbraucher, insbesondere durch eine kraftstoffzumessventil bei einer brennkraftmaschine
JPS56151261A (en) * 1980-04-24 1981-11-24 Japan Electronic Control Syst Co Ltd Operating device for fuel injection valve
US4326234A (en) * 1980-06-06 1982-04-20 Westinghouse Electric Corp. Electrically held power relay circuit with reduced power dissipation
DE3023106A1 (de) * 1980-06-20 1982-01-14 Holec GmbH, 4750 Unna Verfahren und schaltungsanordnung zur unterbrechung eines gleichstroms, der zum speisen einer magnetspule dient
DE3047488A1 (de) * 1980-12-17 1982-07-22 Brown, Boveri & Cie Ag, 6800 Mannheim Elektronische schaltungsanordnung fuer ein elektromagnetisches schaltgeraet
US4358812A (en) * 1981-02-04 1982-11-09 Motorola, Inc. Driver circuit for use with inductive loads or the like
JPS58211538A (ja) * 1982-06-03 1983-12-09 Aisan Ind Co Ltd 電磁式燃料噴射装置の駆動方法
US4486703A (en) * 1982-09-27 1984-12-04 The Bendix Corporation Boost voltage generator
JPS59103091A (ja) * 1982-12-01 1984-06-14 Nippon Denso Co Ltd 電磁弁の通電電流制御方法
JPS59200024A (ja) * 1983-04-26 1984-11-13 Japan Electronic Control Syst Co Ltd 内燃機関における電磁式燃料噴射弁の駆動電流制御装置
DE3317942A1 (de) * 1983-05-17 1984-11-22 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung
JPS6026136A (ja) * 1983-07-25 1985-02-09 Japan Electronic Control Syst Co Ltd 内燃機関における電磁式燃料噴射弁の駆動電流制御装置
JPS6026135A (ja) * 1983-07-25 1985-02-09 Japan Electronic Control Syst Co Ltd 電磁式燃料噴射弁の駆動電流制御装置
DE3334833A1 (de) * 1983-09-27 1985-04-04 Telefunken electronic GmbH, 7100 Heilbronn Ansteuerschaltung fuer einen leistungstransistor
GB8402470D0 (en) * 1984-01-31 1984-03-07 Lucas Ind Plc Drive circuits
DE3408012A1 (de) 1984-03-05 1985-09-05 Gerhard Dipl.-Ing. Warren Mich. Mesenich Elektromagnetisches einspritzventil
US4576135A (en) * 1984-04-24 1986-03-18 Trw Inc. Fuel injection apparatus employing electric power converter
DE3415649A1 (de) * 1984-04-27 1985-11-07 Dr. H. Tiefenbach Gmbh & Co, 4300 Essen Schaltungsanordnung zur betaetigung eines elektromagnetischen ventils
US4620261A (en) * 1984-10-11 1986-10-28 Fairchild Weston Systems, Inc. Apparatus and method for controlling electromagnetic clutches and the like
JPH0746651B2 (ja) * 1984-12-18 1995-05-17 株式会社ゼクセル ソレノイド駆動装置
DE3546513A1 (de) * 1985-04-25 1987-02-19 Kloeckner Wolfgang Dr Verfahren und schaltung zum betreiben eines gaswechselventils
DE3515039A1 (de) * 1985-04-25 1986-10-30 Klöckner, Wolfgang, Dr., 8033 Krailling Verfahren und schaltung zum betreiben eines gaswechselventils
DE3524024A1 (de) * 1985-07-05 1987-01-15 Fleck Andreas Verfahren zum betreiben einer brennkraftmaschine
DE3524025A1 (de) * 1985-07-05 1987-01-15 Fleck Andreas Verfahren zum betreiben einer brennkraftmaschine
DE3543017C1 (de) * 1985-12-05 1987-02-05 Meyer Hans Wilhelm Schaltungsanordnung zur periodischen Ansteuerung eines Elektromagneten
DE3609599A1 (de) * 1986-03-21 1987-09-24 Bosch Gmbh Robert Verfahren zur steuerung der entregungszeit von elektromagnetischen einrichtungen, insbesondere von elektromagnetischen ventilen bei brennkraftmaschinen
DE3616356A1 (de) * 1986-05-15 1987-11-19 Vdo Schindling Verfahren und schaltungsanordnung zur ansteuerung eines einspritzventils
DE3623908A1 (de) * 1986-07-15 1988-01-21 Spinner Gmbh Elektrotech Steuerschaltung fuer die magnetspule eines elektromagneten
US4764840A (en) * 1986-09-26 1988-08-16 Motorola, Inc. Dual limit solenoid driver control circuit
US4729056A (en) * 1986-10-02 1988-03-01 Motorola, Inc. Solenoid driver control circuit with initial boost voltage
DE3713376A1 (de) * 1987-04-21 1988-11-10 Sgs Halbleiterbauelemente Gmbh Komparator mit erweitertem eingangsgleichtaktspannungsbereich
FR2616930B1 (fr) * 1987-06-22 1995-06-30 Renault Dispositif de commande de securite d'un actuateur du type electrovanne battante a solenoide
DE3904441A1 (de) * 1987-08-12 1990-08-23 Mannesmann Ag Chopperschaltung fuer die ansteuerung von elektromagnet- und/oder schrittmotoren-spulen, insbesondere fuer einen matrixdrucker
DE3727283A1 (de) * 1987-08-12 1989-02-23 Mannesmann Ag Chopperschaltung fuer die ansteuerung von elektromagnet- und/oder schrittmotoren-spulen, insbesondere fuer einen matrixdrucker
US4922878A (en) * 1988-09-15 1990-05-08 Caterpillar Inc. Method and apparatus for controlling a solenoid operated fuel injector
US4898361A (en) * 1989-04-28 1990-02-06 General Motors Corporation Submodulation of a pulse-width-modulated solenoid control valve
JP2786332B2 (ja) * 1989-05-19 1998-08-13 オービタル、エンジン、カンパニー、（オーストラリア）、プロプライエタリ、リミテッド ソレノイドの作動制御方法及びその装置
US5267545A (en) * 1989-05-19 1993-12-07 Orbital Engine Company (Australia) Pty. Limited Method and apparatus for controlling the operation of a solenoid
US5053911A (en) * 1989-06-02 1991-10-01 Motorola, Inc. Solenoid closure detection
DE3942836A1 (de) * 1989-12-23 1991-06-27 Daimler Benz Ag Verfahren zur bewegungs- und lagezustandserkennung eines durch magnetische wechselwirkung zwischen zwei endpositionen beweglichen bauteiles eines induktiven elektrischen verbrauchers
DE4018320C2 (de) * 1990-06-08 2002-06-27 Bosch Gmbh Robert Ansteuerschaltung für einen elektromagnetischen Verbraucher
DE4026427C1 (ja) * 1990-08-21 1992-02-13 Siemens Ag, 8000 Muenchen, De
US5255641A (en) 1991-06-24 1993-10-26 Ford Motor Company Variable engine valve control system
US5543632A (en) * 1991-10-24 1996-08-06 International Business Machines Corporation Temperature monitoring pilot transistor
US5245261A (en) * 1991-10-24 1993-09-14 International Business Machines Corporation Temperature compensated overcurrent and undercurrent detector
US5237262A (en) * 1991-10-24 1993-08-17 International Business Machines Corporation Temperature compensated circuit for controlling load current
DE4222650A1 (de) * 1992-07-10 1994-01-13 Bosch Gmbh Robert Verfahren und Vorrichtung zur Ansteuerung eines elektromagnetischen Verbrauchers
US5430601A (en) * 1993-04-30 1995-07-04 Chrysler Corporation Electronic fuel injector driver circuit
US5398148A (en) * 1993-05-14 1995-03-14 Chrysler Corporation Protection circuit for high side drivers
JP3577339B2 (ja) * 1994-05-19 2004-10-13 富士重工業株式会社 エンジンの燃料噴射弁駆動回路
GB9420617D0 (en) * 1994-10-13 1994-11-30 Lucas Ind Plc Drive circuit
GB9422742D0 (en) * 1994-11-11 1995-01-04 Lucas Ind Plc Drive circuit
GB9507367D0 (en) * 1995-04-08 1995-05-31 Lucas Ind Plc Control circuit
DE19533131C2 (de) * 1995-09-07 2001-01-18 Siemens Ag Verfahren und Vorrichtung zum Ansteuern eines elektromagnetischen Verbrauchers
US5703748A (en) * 1996-05-10 1997-12-30 General Motors Corporation Solenoid driver circuit and method
DE69838598T2 (de) * 1997-03-13 2008-08-21 Denso Corp., Kariya Treibergerät für induktive Last
US6019441A (en) * 1997-10-09 2000-02-01 General Motors Corporation Current control method for a solenoid operated fluid control valve of an antilock braking system
US5818678A (en) * 1997-10-09 1998-10-06 Delco Electronics Corporation Tri-state control apparatus for a solenoid having on off and PWM control modes
US5930104A (en) * 1998-03-06 1999-07-27 International Controls And Measurement Corp. PWM relay actuator circuit
GB9805040D0 (en) * 1998-03-11 1998-05-06 Dunlop Ltd Control of electrically powered actuation device
JP4089119B2 (ja) * 1999-06-30 2008-05-28 株式会社デンソー 電磁負荷の制御装置
US6493204B1 (en) 1999-07-09 2002-12-10 Kelsey-Hayes Company Modulated voltage for a solenoid valve
BE1013172A5 (nl) * 1999-12-09 2001-10-02 Wiele Michel Van De Nv Werkwijze en inrichcting voor het sturen van een selectie-inrichting met elektromagnetische spoelen voor een weefmachine.
DE10014228A1 (de) * 2000-03-22 2001-09-27 Bosch Gmbh Robert Verfahren und Vorrichtung zur Ansteuerung eines Kraftstoffeinspritzventils
EP1138903B1 (en) * 2000-04-01 2004-05-26 Robert Bosch GmbH Time- and event-controlled activation system for charging and discharging piezoelectric elements
GB2367962B (en) * 2000-10-14 2004-07-21 Trw Ltd Multiple channel solenoid current monitor
US6741441B2 (en) * 2002-02-14 2004-05-25 Visteon Global Technologies, Inc. Electromagnetic actuator system and method for engine valves
JP3810372B2 (ja) * 2003-01-28 2006-08-16 三菱電機株式会社 燃料噴射弁の制御装置
ITTO20030778A1 (it) * 2003-10-03 2005-04-04 Fiat Ricerche Circuito di controllo per il pilotaggio di un
DE10356089B4 (de) * 2003-12-01 2005-11-03 Siemens Ag Schaltungsanordnung und Verfahren zum Steuern eines induktiven Verbrauchers
JP4413724B2 (ja) * 2003-12-11 2010-02-10 アンデン株式会社 リレー装置
DE102004019152B4 (de) * 2004-04-21 2007-05-31 Robert Bosch Gmbh Verfahren zum Betreiben eines Magnetventils zur Mengensteuerung
DE102006016892A1 (de) 2006-04-11 2007-10-25 Robert Bosch Gmbh Verfahren zur Steuerung wenigstens eines Magnetventils
DE102008022947B4 (de) * 2008-05-09 2021-11-04 Vitesco Technologies GmbH Verfahren und Vorrichtung zur Ansteuerung eines Stellantriebs
DE102009043415B3 (de) 2009-09-29 2010-10-14 Siemens Aktiengesellschaft Freilaufkreis
US8681468B2 (en) * 2009-10-28 2014-03-25 Raytheon Company Method of controlling solenoid valve
DE102011077991A1 (de) * 2011-06-22 2012-12-27 Robert Bosch Gmbh Verfahren zum Betreiben einer Kraftstofffördereinrichtung einer Brennkraftmaschine
DE102012005595B4 (de) 2012-03-20 2024-03-21 Festo Se & Co. Kg Magnetventil
CN102979948B (zh) * 2012-11-30 2014-05-21 中国第一汽车股份有限公司无锡油泵油嘴研究所 柴油机电控系统电磁阀关闭时刻检测电路
DE102013220407B4 (de) * 2013-10-10 2022-09-29 Vitesco Technologies GmbH Verfahren und Vorrichtung zum Betreiben eines Einspritzventils
US20150167589A1 (en) * 2013-12-13 2015-06-18 Hyundai Motor Company Method and apparatus for controlling high pressure shut-off valve
DE102016219890B3 (de) * 2016-10-12 2017-08-03 Continental Automotive Gmbh Verfahren und Steuereinrichtung zum Steuern eines Schaltventils
DE102018211686A1 (de) * 2018-07-13 2020-01-16 Robert Bosch Gmbh Steuervorrichtung und Verfahren zum elektrischen Schalten eines zweistufigen Magnetventils
CN117198564A (zh) * 2023-09-04 2023-12-08 华中科技大学 一种用于破裂缓解的电磁注入电枢出膛速度动态控制方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5061728A (ja) * 1973-10-04 1975-05-27

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2132717A1 (de) * 1971-07-01 1973-01-18 Bosch Gmbh Robert Ansteuerschaltung fuer magnetventile hoher schaltgeschwindigkeit, insbesondere einer hydraulischen stelleinrichtung
IT1001997B (it) * 1973-11-28 1976-04-30 Circuito di pilotaggio per elet tromagnete di stampa
FR2345595A1 (fr) * 1976-03-26 1977-10-21 Bosch Gmbh Robert Installation pour la commande, avec un courant regle, d'organes de manoeuvre electromagnetiques
DE2612914C2 (de) * 1976-03-26 1983-11-10 Robert Bosch Gmbh, 7000 Stuttgart Vorrichtung zur stromgeregelten Ansteuerung von elektromagnetischen einer Brennkraftmaschine zugeordneten Einspritzventilen
US4176387A (en) * 1978-02-27 1979-11-27 The Bendix Corporation Inductive drive circuit for setting three different levels of load current including a downshift delay

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5061728A (ja) * 1973-10-04 1975-05-27

Also Published As

Publication number Publication date
US4266261A (en) 1981-05-05
JPS5510093A (en) 1980-01-24
GB2025183A (en) 1980-01-16
DE2828678A1 (de) 1980-04-17
GB2025183B (en) 1982-08-04
DE2828678C2 (ja) 1988-09-15

Similar Documents

Publication Publication Date Title
JPS6346644U (ja)
JPS5919977U (ja) 内燃機関の点火装置
SU505395A3 (ru) Усилитель мощности дл управлени многофазным шаговым двигателем
JPS633141B2 (ja)
GB987833A (en) Improvements in or relating to electronic ignition systems
JPS6327598B2 (ja)
US4105006A (en) Ignition system for internal combustion engine
US3011486A (en) Fuel injection system for internal combustion engines
US2967953A (en) Inductance controlled multivibrator
SU818929A1 (ru) Устройство управлени электро-дВигАТЕлЕМ пОСТО ННОгО TOKA КОлЕСНОгОТРАНСпОРТНОгО СРЕдСТВА
SU691953A1 (ru) Реле времени
JPS5830179Y2 (ja) 駆動回路
JPS5493726A (en) Ignition device for internal combustion engine
SU131231A1 (ru) Устройство дл автоматического управлени приводом фрикционного сцеплени
JPS6125157Y2 (ja)
SU603066A1 (ru) Импульсный преобразователь посто нного тока
SU658617A1 (ru) Устройство дл создани выдержки времени
JPS6445440U (ja)
SU428474A1 (ru) Бесконтактное устройство форсировки электромагнитного механизма
JPS6133993B2 (ja)
JPH0383495U (ja)
SU1677863A2 (ru) Переключающее устройство
SU502484A1 (ru) Триггер
JPS6151448U (ja)
JPS5819671Y2 (ja) ボウハンキグノシユツリヨクカイロ