EP0808420B1 - Startvorrichtung zum starten einer brennkraftmaschine - Google Patents

Startvorrichtung zum starten einer brennkraftmaschine Download PDF

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Publication number
EP0808420B1
EP0808420B1 EP96900269A EP96900269A EP0808420B1 EP 0808420 B1 EP0808420 B1 EP 0808420B1 EP 96900269 A EP96900269 A EP 96900269A EP 96900269 A EP96900269 A EP 96900269A EP 0808420 B1 EP0808420 B1 EP 0808420B1
Authority
EP
European Patent Office
Prior art keywords
relay
starting device
starter
electronic
circuit
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.)
Expired - Lifetime
Application number
EP96900269A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP0808420A1 (de
Inventor
Karlheinz Boegner
Stefan Renner
Martin Mayer
Claus Kramer
Rainer Topp
Volker Koelsch
Henning Stoecklein
Jochen Neumeister
Frank Kurfiss
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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
Priority claimed from DE19532484A external-priority patent/DE19532484B4/de
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP0808420A1 publication Critical patent/EP0808420A1/de
Application granted granted Critical
Publication of EP0808420B1 publication Critical patent/EP0808420B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N11/00—Starting of engines by means of electric motors
    • F02N11/08—Circuits or control means specially adapted for starting of engines
    • F02N11/087—Details of the switching means in starting circuits, e.g. relays or electronic switches
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2400/00—Control systems adapted for specific engine types; Special features of engine control systems not otherwise provided for; Power supply, connectors or cabling for engine control systems
    • F02D2400/08—Redundant elements, e.g. two sensors for measuring the same parameter
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N11/00—Starting of engines by means of electric motors
    • F02N11/10—Safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N11/00—Starting of engines by means of electric motors
    • F02N11/08—Circuits or control means specially adapted for starting of engines
    • F02N11/087—Details of the switching means in starting circuits, e.g. relays or electronic switches
    • F02N2011/0874—Details of the switching means in starting circuits, e.g. relays or electronic switches characterised by said switch being an electronic switch
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
    • F02N2200/00—Parameters used for control of starting apparatus
    • F02N2200/06—Parameters used for control of starting apparatus said parameters being related to the power supply or driving circuits for the starter

Definitions

  • the invention relates to a starting device for Starting an internal combustion engine, especially one Motor vehicle, with in the preamble of the claim 1 mentioned features.
  • the starter relay uses this current to generate the force required to engage the starter and to close a contact bridge to the Connect the starter motor to the voltage source.
  • the starter relay has one Pull-in and a holding winding. After that Start is the starting process from the driver of the motor vehicle by disconnecting the voltage source from the Starter motor ended.
  • the aim is Security in the initiation or termination of the Improve startup process to malfunction the electronic control to control the starter relay prevent.
  • the starting device according to the invention with the in claim 1 mentioned features offers the advantage that the electronic relay is designed redundantly, i.e. for Increasing the security of initiation and termination of the start process are logical links between the Circuit parts provided that are present when No specific information is available Prevent malfunction of the electronic relay.
  • Over a Logic circuit are the power switching module of the monitors electronic relay-forming transistors. in the In the event of a fault on one of the two transistors the electronic relay is blocked by the logic circuit.
  • the electronic relay is designed is that it can be integrated with the starting device can, that is, the electronic relay formed as a modular unit that either on functional units or in functional units of Starter can be arranged.
  • the electronic relay formed as a modular unit that either on functional units or in functional units of Starter can be arranged.
  • the electronic relay formed as a modular unit that either on functional units or in functional units of Starter can be arranged.
  • there is additional wiring inside of the motor vehicle is not required.
  • FIG. 1 Using the block diagram shown in Figure 1 becomes the overall system for starting a motor vehicle explained.
  • Has a starting device 10 a starter motor 12 and a starter relay 14.
  • Das Starter relay 14 has a pull-in winding 16 and a holding winding 18.
  • One indicated here Switching axis 20 of the starter relay 14 carries one Switch bridge 22.
  • the starter motor 12 carries on his Drive axis 24 an axially displaceable pinion 26, via the switching axis 20 of the starter relay 14 (Engagement relay) with a gear indicated here 28 of an internal combustion engine, not shown in Intervention can be brought.
  • the starting device 10 is an electronic device 30 assigned, the following total as electronic Relay 32 is called and their redundancy circuit variants 9 to 15 are explained in more detail.
  • the electronic relay 32 has a power module 34 and a free-wheeling diode 36.
  • the power module 34 is connected to a connecting terminal 38, that with a voltage source of the motor vehicle connected is.
  • As the voltage source of the motor vehicle are generally an accumulator battery 40 and a generator 42 used.
  • the power module 34 also has a ground connection 43 provided and connected to a terminal 44, with the pull-in winding 16 and the holding winding 18 of the starter relay 14 is connected.
  • the power module 34 thus sets between the terminals 38 and 44 lying switching means.
  • the Terminal 44 is still with the cathode Free-wheeling diode 36 connected, the anode of which is grounded lies, so that the freewheeling diode 36 parallel to the holding winding 18 of the starter relay 14 is switched.
  • the terminal 38 is still with a first Contact of the switching bridge 22 connected, the second Contact is connected to a terminal 46.
  • the terminal 46 is with the winding of the starter motor 12 and the pull-in winding 16 of the starter relay 14 connected.
  • a logic signal input 47 of the power module 34 is via a terminal 48 with an electronic Engine control unit 50th connected to the motor vehicle.
  • the engine control unit 50 is still with the terminal 38 and a terminal 52 connected to an ignition lock 54 of the motor vehicle.
  • the electronic engine control unit 50 is activated. This then provides the electronic relay 32 a control signal ready at the logic signal input 47 of the power module 34 is present. This signal provides information that the startup process should be initiated.
  • the control signal present at the logic signal input 47 consists of, for example, a voltage, for example, a voltage greater than 8 V against Mass that is present during the entire starting process.
  • the electronic relay 32 can be constructed in this way be that the drive voltage during the starting process can drop, for example to a value less than 4 V without interrupting the starting process becomes.
  • the electronic relay has one high input resistance, so that over the logic signal input 47 flowing control current a low Current intensity of less than 0.1 A, for example. The low amperage can easily by an output stage of the engine control unit 50 is supplied become.
  • the power module 34 switches the supply voltage U bat present at the connecting terminal 38 to the pull-in winding 16 and the holding winding 18 of the starter relay 14.
  • the switching axis 20 of the starter relay 14 is moved axially in a generally known manner, so that on the one hand the pinion 26 of the starter motor 12 is brought into engagement with the ring gear 28 and on the other hand the switching bridge 22 is closed.
  • the supply voltage U bat is present at the connecting terminal 46, and the starter motor 12 is connected to a necessary operating voltage.
  • the pull-in winding 16 is de-energized, since the start of its winding via the terminal 44 and the end of the winding via terminal 46 are at the same potentials.
  • the starter relay 14 is only energized via the holding winding 18, which provides a sufficiently large holding force for the switching axis 20.
  • the power module 34 separates the Terminals 38 and 44 so that the holding winding 18 of the starter relay 14 is de-energized and thus that Starter relay 14 drops out. This will, on the one hand the pinion 26 disengaged and the switching bridge 22 opened. The start process is thus finished and the Internal combustion engine 28 turned on.
  • the free-wheeling diode 36 ensures that when the holding winding is switched off 18 resulting inductive overvoltages are reduced can.
  • FIG. 2 shows a circuit diagram of that shown in Figure 1 Arrangement.
  • the same parts as in Figure 1 are provided with the same reference numerals and not again explained.
  • the switching means 56 is a parallel Protection diode 58 switched.
  • the reverse polarity protection diode serves to protect the power module 34 against wrong connection.
  • the reverse polarity protection can but also through constructive measures that clear installation of the electronic relay 32 ensure, be ensured so that on the Arrangement of the polarity reversal protection diode 60 can be dispensed with can.
  • An overvoltage diode 62 is also provided, the power module 34 from overvoltages protect the vehicle electrical system should. Particularly when the generator 42 is operating ( Figure 1) there can be normal voltage fluctuations come. However, the generator 42 is so-called Load dump diodes equipped, which in itself Surge protection can ensure that Arrangement of the overvoltage diode 62 is also dispensed with become.
  • the power module 34 is a smart power MOSFET, which in addition to that realized by a power transistor Switching means 56 an integrated overvoltage protection, an overcurrent limit and one Has temperature shutdown, so that the Power module 34 itself against overload protects.
  • the MOSFET is included as a high-side switch integrated charge pump.
  • FIG 3 is a partially cut Side view of the starting device 10 shown.
  • a first one Possibility is the electronic relay 32 to integrate in the starter relay 14.
  • the electronic relay 32 has here one in more detail with reference to Figures 4 to 7 explained structure.
  • the location of the electronic Relay 32 in the starter relay 14 offers the advantage that close proximity to the starter terminals 10 and the holding winding 18 and the Pull-in winding 16 of the starter relay 14 is given.
  • the electronic Relay 32 at the position labeled 64 here to arrange.
  • the electronic relay 32 formed as a correspondingly encapsulated module 66 be connected to a pole housing 68 of the starter motor 12 attached, for example screwed.
  • the commutator bearing cap 70 would be the housing part surrounding the drive bearing 72 corresponding to the design of the electronic relay 32 adapt.
  • Within the scope of the present description should not refer to a specific installation space of the electronic relay 32 are set, rather The various options of space-saving Arrangement in combination with the whole Starting device 10 are shown.
  • Figure 6 shows a sectional view of the electronic Relay 32 corresponding to line I-I in Figure 4, while Figure 7 is a plan view of a Switch cover of the starter relay 14 shows.
  • FIGS 4 to 6 can be seen without further ado, that the electronic relay 32 as a compact unit 74 is formed.
  • the electronic relay 32 has the freewheeling diode 36 and the as the chip 76 trained power module 34.
  • the chip 76 carries the individual components of the Power module 34, such as the switching means 56, the overcurrent limitation, the temperature shutdown as well as the surge protector here are not shown in detail.
  • the power module 34 and the freewheeling diode 36 are in one housing 78 arranged, which is made of an insulating material consists.
  • the housing 78 can, for example be a plastic injection molded part. Inside the case 78 is an installation space 80 for the freewheeling diode 36 and an installation space 82 is formed for the power module 34.
  • a lead frame 84 is provided, which the corresponding trains electrical traces.
  • the Lead frame 84 is with power module 34, in particular with the chip 76, via a corresponding one Number of bond wires 86 connected.
  • Collar 88 from which the freewheeling diode 36 with its Base 90 is pressed.
  • Punching grid 84 is form-fitting with corresponding Isolation areas 92 of the housing 78 connected.
  • the lead frame 84 leads to the terminals 38, 48, 44 and to the ground connection 94 (see Figure 1).
  • the installation space 82 is by means of a cap 96 can be closed.
  • the cap is 96 by means of a snap connection 98 with the housing 78 releasably connectable. Through the releasable connection of the Cap 96 with the housing 78 can be removed 5, so that the installation space 82nd is accessible with the power module 34.
  • the Chip 76 of power module 34 is on a pad 100 on a heat sink 102, for example a copper block.
  • the housing 78 has an approximately centrally arranged through opening 102 through which the switching axis 20 of the starter relay 14 is feasible.
  • the electronic relay 32 very advantageously integrated into the starter relay 14 on both sides of the electronic relay 32 Functional elements of the starter relay 14 arranged can be. Furthermore, are designed as bores Openings 104 provided through the mounting screws led to attach the housing 78 can be.
  • FIG. 7 is a top view of a cover 106 the starter relay 14 shown.
  • the cover 106 has the main current contacts designated 108 and 110 here on by means of the switching bridge 22 can be connected. Furthermore are the terminals 38, 44, 48 and 94 led out, so that contacting corresponding to that in FIG. 1 shown interconnection can be performed. Consequently do not need any additional connections to the outside, be led out of the starter relay 14.
  • FIG 8 is a schematic overview via the electronic control system of a motor vehicle shown.
  • the overview clearly shows that the engine control unit 50 has a variety of functional elements of the motor vehicle is monitored or controls, with the detailed Function and mode of operation of engine control unit 50 not within the scope of the present description to be received.
  • the Engine control unit 50 has a variety of functional elements of the motor vehicle is monitored or controls, with the detailed Function and mode of operation of engine control unit 50 not within the scope of the present description to be received.
  • a Integration of the starting device 10 in the whole Control management of the motor vehicle in a simple manner is possible.
  • an operation or a decommissioning of the starting device 10 depending on other current conditions realized the other functional elements of the motor vehicle become. It will be a coordinated one Behavior possible, malfunctions excluded can be.
  • engine control unit 50 receives information or gives corresponding control signals, for example to a fuel tank 116, a Electric fuel pump 118, a fuel filter 120, a pressure regulator 122, injection valves 124, a high voltage distributor 126, an idle speed controller 128, an air temperature sensor 130, a throttle switch 132, a lambda probe 134, an ignition coil 136, an engine temperature sensor 138, a speed sensor 140, an air conditioning switch 142, the start ignition switch 54 and the starting device 10.
  • a battery 40 takes place Power supply to engine control unit 50.
  • the starting device 10 By integrating the starting device 10 in the Entire system is easier to control Possible way, with a drive voltage for example between 8 V and 24 V with a control current less than 2 A for a battery voltage of 12 V. or 24 V is possible. Thus, an overall low-power Activation of the starting device 10 possible.
  • the electronic relay 32 By means of the electronic relay 32 can in addition the function described as analog electronic, Low-energy interface between the starter 10 and the engine control unit 50 a number can be relayed by other functions.
  • the chip 76 of the power module 34 integrated circuits for temperature limitation, overcurrent limitation and Surge protection very advantageous in the control functions of the engine control unit 50 included become.
  • a shutdown of the starting device 10 when a starter limit temperature is exceeded can be realized by, for example, a Single temperature sensor assigned to the starter for example near the carbon brushes of the starter motor 12 is arranged Provides signal that a shutdown of the electronic Relay and thus a trace of the starter 10 causes. Furthermore, an integral Evaluation of the square of the motor current of the starter motor 12 can be made. This received The value is proportional to a loss integral in the starter motor and thus a measure of the warming of the Starter motor 12. When a certain one is exceeded selectable limit value, the start process is aborted.
  • the electronic Relay 32 offers the possibility of both functions, So applying the tightening force and that Applying the holding force with a winding realize. This is achieved by using the electronic relay 32 two different amperages through fixed cycle ratios for the engagement and holding the starter relay 14 provided become.
  • the switchover time can, for example by sensing the on the terminal 46 applied voltage can be determined. This will simplify production and achieved a material saving for the starter relay 14.
  • Another option is to use the electronic relay 32 the winding of the starter relay 14 as a series resistor for the starter motor 12 to switch to a slow spinning of the To enable starter motor 12 when engaging.
  • a relatively high relay current of approx. 200 A flows, a corresponding interpretation of the electronic Relay 32 for these currents. This can be done, for example, by means of a parallel connection done by two power modules 34.
  • the electronic Relay 32 automatically tracks the starting device 10 when a starter idling speed is reached to realize.
  • the speed of the starter motor 12 can, for example, via a speed sensor or by observing the starter current be determined. For example, this can be done at a Time at which the starter current has a minimum value (Idle current) falls below the starting device 10 can be switched off.
  • the electronic relay 32 It is also possible into the electronic relay 32 a microprocessor or to integrate programmable logic.
  • the question and answer code can be freely can be programmed and via the engine control unit 50 fixed or changed at regular intervals.
  • the electronic relay 32 As electronic immobilizer should be appropriate mechanical security or by choosing the Installation location of the electronic relay 32 manipulation to be excluded for bridging. Ultimately, this makes it possible to bridge the gap of the electronic relay 32 only through Destruction of the starter 10 to achieve so that an unauthorized driving away of the motor vehicle is excluded is.
  • the electronic relay 32 also from any other control units, so not to control the engine control unit 50. Is too direct actuation of the electronic relay 32, for example via the ignition lock 54, possible that in the chip 76 of the power module 34th integrated functions can be implemented.
  • FIGS of the electronic relay 32 Various equipment variants are shown on the basis of FIGS of the electronic relay 32, in particular of the power module 34 shown.
  • the electronic Relay 32 is designed redundantly, that is, to increase the security of the initiation and the
  • the end of the start process are logical links provided between circuit parts that in the presence or absence of one certain information a function of electronic Prevent relay 32.
  • Figures 9 to 15 are the same parts as in the previous figures provided with the same reference numerals and not again explained. In particular, only the specifics of the respective circuit variant.
  • the power module 34 consists of two power MOS chips connected in series 144.
  • the PMOS transistors 144 are via a logic circuit 146 linked together.
  • the logic circuit 146 - which may also be on the PMOS chips 144 is integrated - checks whether between the Transistors 144 in the off state, that means that there is no signal at terminal 48, on one between transistors 144 There is a voltage at terminal 148. In case that a voltage is present at terminal 148, is a Fault sensed and the logic circuit 146 die Transistors 144 blocked, so that initiation or a new initiation of a start process is prevented. In addition to blocking the electronic relay 32 can this error message Further processing also one not shown Evaluation unit are supplied.
  • the electronic relay 32 two parallel to each other switched PMOS transistors 144. This are in turn with each other via logic circuit 146 connected.
  • a first one - shown here on the left - Transistor 144 controls a first winding 150 and a second transistor 144 a second winding 152 of the starter relay 14.
  • the windings 150 and 152 are designed so that only when both are energized Windings a tightening of the starter relay 14 possible is. However, it is sufficient to apply the holding force energizing the winding 152.
  • the logic circuit 146 monitors transistors 144 to ensure that whether switching through without creating a Control signal at the terminal 48 takes place. For the case that one of the relays 144 switches through, an error is detected and the electronic Relay 32 blocked, so that further start attempts can be prevented.
  • the freewheeling diode 36 from FIG. 1 by a transistor 154 replaced by the logic circuit 146 with the Power module 34 is linked.
  • the logic circuit 146 monitors whether the power module 34 is switched through incorrectly. Is this the Case, the transistor 154 is driven so that the Windings 16 and 18 of the starter relay 14 over the Terminal 44 are short-circuited. Hereby the initiation of a start process is safely avoided.
  • transistor 154 is for higher ones Current levels designed as the transistor of the power module 34. This ensures that in the event of a fault, the bond connections 86 (FIG. 5) melt and thus act as a backup.
  • the power module 34 has a securing element 156 assigned.
  • the securing element 156 which as a separate Component can be formed or in a Connection line between the individual components can be integrated, takes over when it occurs of high currents occurring in the event of a fault the shutdown of the electronic relay 32.
  • Figure 13 shows an embodiment in which the electronic relay 32 instead of with the connecting terminal 38 is connected to the terminal 52, so that via the ignition lock 54 a Zu- or The electronic relay 32 is switched off can.
  • the connection shown in dashed lines in Figure 13 158 may be provided, which the engine control unit 50th bridged.
  • the connection between the engine control unit 50 and the terminal 48 can in this There are no traps so that an engine control unit 50 Independent control of the electronic relay 32 is possible.
  • the electronic relay 32 will then only controlled via the ignition lock 54 and connected to the voltage source. The redundancy results through the series connection of the ignition lock 54 and the electronic relay 32.
  • FIGS. 14 and 15 The mode of operation is illustrated in FIGS. 14 and 15 logic circuit 146 according to that shown in FIG Design variant according to which the electronic relay 32 two transistors 144 connected in series has, explained in more detail.
  • the transistors 144 are here for better differentiation with transistor 144 ' and transistor 144 ".
  • the logic circuit 146 from FIG. 9 here consists of two logic modules 158 and 160, with the logic chip 158 on the chip of PMOS transistor 144 'and logic device 160 integrated on the chip of the PMOS transistor 144 " is. It is clear from FIG. 14 that the logic modules 158 and 160 on the one hand each with the Terminal 48 and with ground and on the other hand with the gate, source or drain of the Transistors 144 are connected. Still done a coupling of the logic modules 158 and 160 via a cross connection 162.
  • the logic module 158 has a time delay element 164, which is connected on the one hand to the connecting terminal 48 and on the other hand to a first input of a NAND element 166.
  • the output of the NAND gate 166 is connected to a first input of an AND gate 168.
  • the second input of the AND gate 168 is connected to the terminal 48.
  • An output of the AND gate 168 is connected to a control logic 170 of the transistor 144 '.
  • a monitoring element 172 is also provided, the output of which is connected to a flip-flop 174. Of the Q Output of the flip-flop 174 is connected to the second input of the NAND gate 166.
  • the second logic module 160 has a second AND gate 176, the first input of which is connected via the cross connection 162 to the output of the time delay element 164 of the logic module 158.
  • the second input of the AND gate 176 is connected to the terminal 48.
  • An output of the AND gate 176 is connected to a first input of a third AND gate 178.
  • Terminal 48 is also connected to a first input of a comparator 180, the second input of which is connected to terminal 148.
  • An output of the comparator 180 is connected to a flip-flop 182, the Q Output is connected to the second input of the AND gate 178.
  • the output of the AND gate 178 is connected to a control logic 184 of the transistor 144 ".
  • FIGS. 14 and 15 performs the following function:
  • a control signal ie a high signal
  • the transistor 144 ' is switched on.
  • the transistor 144 "is initially not switched on, since the input AND gate 176 of the power module 160 is connected to the time delay element 164, and switching through occurs only when a signal is high at both the connection terminal 48 and the cross connection 162 It is detected whether a current flows through the transistor 144 'via the monitoring element 172. In the event that no current flows, a differential voltage AU between the source and the drain of the transistor 144' is equal to zero 144 "is still blocked, it means that there is no error if no current flows through transistor 144 '.
  • the transistor 144 ' In the OFF state, that is to say there is no signal at the terminal 48, so that the low state results, the transistor 144 'is not switched on, so that the transistor 144 "lying in series with it receives no supply voltage Transistor 144 'defective, that is to say short-circuited, there is a supply voltage at terminal 148, although no control signal is provided via terminal 148.
  • the transistor 144 'is thus virtually monitored with the logic module 160.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Control Of Direct Current Motors (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)
EP96900269A 1995-02-03 1996-01-09 Startvorrichtung zum starten einer brennkraftmaschine Expired - Lifetime EP0808420B1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE19503538 1995-02-03
DE19503538 1995-02-03
DE19532484 1995-09-02
DE19532484A DE19532484B4 (de) 1995-02-03 1995-09-02 Startvorrichtung zum Starten einer Brennkraftmaschine
PCT/DE1996/000030 WO1996023970A1 (de) 1995-02-03 1996-01-09 Startvorrichtung zum starten einer brennkraftmaschine

Publications (2)

Publication Number Publication Date
EP0808420A1 EP0808420A1 (de) 1997-11-26
EP0808420B1 true EP0808420B1 (de) 1999-04-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP96900269A Expired - Lifetime EP0808420B1 (de) 1995-02-03 1996-01-09 Startvorrichtung zum starten einer brennkraftmaschine

Country Status (7)

Country Link
US (1) US6148781A (pt)
EP (1) EP0808420B1 (pt)
JP (1) JPH11502579A (pt)
CN (1) CN1077227C (pt)
BR (1) BR9607600A (pt)
MX (1) MX9705876A (pt)
WO (1) WO1996023970A1 (pt)

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WO2003040551A2 (de) 2001-11-09 2003-05-15 Robert Bosch Gmbh Startvorrichtung für eine brennkraftmaschine

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US6148781A (en) 2000-11-21
JPH11502579A (ja) 1999-03-02
CN1077227C (zh) 2002-01-02
BR9607600A (pt) 1998-06-09
EP0808420A1 (de) 1997-11-26
CN1172520A (zh) 1998-02-04
WO1996023970A1 (de) 1996-08-08
MX9705876A (es) 1997-12-31

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