EP4100601B1 - Agencement de commande destiné à faire fonctionner un système de verrouillage de véhicule automobile - Google Patents

Agencement de commande destiné à faire fonctionner un système de verrouillage de véhicule automobile Download PDF

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Publication number
EP4100601B1
EP4100601B1 EP21703202.8A EP21703202A EP4100601B1 EP 4100601 B1 EP4100601 B1 EP 4100601B1 EP 21703202 A EP21703202 A EP 21703202A EP 4100601 B1 EP4100601 B1 EP 4100601B1
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EP
European Patent Office
Prior art keywords
stage
motor vehicle
boost
supply voltage
energy storage
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Application number
EP21703202.8A
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German (de)
English (en)
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EP4100601C0 (fr
EP4100601A1 (fr
Inventor
Rene Bekendam
Alexander Müller
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.)
Brose Fahrzeugteile SE and Co KG
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Brose Fahrzeugteile SE and Co KG
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Application filed by Brose Fahrzeugteile SE and Co KG filed Critical Brose Fahrzeugteile SE and Co KG
Priority to EP24158533.0A priority Critical patent/EP4365394A3/fr
Publication of EP4100601A1 publication Critical patent/EP4100601A1/fr
Application granted granted Critical
Publication of EP4100601C0 publication Critical patent/EP4100601C0/fr
Publication of EP4100601B1 publication Critical patent/EP4100601B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B81/00—Power-actuated vehicle locks
    • E05B81/54—Electrical circuits
    • E05B81/80—Electrical circuits characterised by the power supply; Emergency power operation
    • E05B81/86—Electrical circuits characterised by the power supply; Emergency power operation using capacitors

Definitions

  • the invention relates to a control arrangement for operating a motor vehicle locking system according to the preamble of claim 1, a motor vehicle locking system with such a control arrangement according to claim 10 and a method for operating a motor vehicle locking system according to the preamble of claim 12.
  • the motor vehicle locking system in question is used for all types of motor locking functions for locking elements of a motor vehicle. These include in particular locking elements such as side doors, rear doors, tailgates, boot lids, bonnets or the like. These locking elements can basically be designed as swing or sliding doors.
  • the motor locking function relates in particular to a motor vehicle lock assigned to the motor vehicle locking system. Further examples of the relevant locking functions of a motor vehicle are drive arrangements which provide a motorized adjustment of the aforementioned locking elements.
  • the well-known tax arrangement ( US 2015/0330116 A1 ), from which the invention is based, relates to the operation of a motor vehicle locking system with a motor vehicle lock that has a lock latch and a pawl as locking elements.
  • the lock latch can be brought into a closed position in which it is in holding engagement with the locking part and in which it is fixed by the pawl.
  • the motor vehicle lock is also equipped with an electric drive with which the pawl can be lifted out so that the lock latch can be adjusted to its open position, releasing the locking part.
  • the known control arrangement has a rechargeable energy storage arrangement, whereby the electrical energy supply of the motor vehicle locking system is ensured via an emergency supply voltage even in emergency operation, in particular in the event of failure of the normal supply voltage.
  • the energy storage arrangement of the known control arrangement is formed by capacitors. Since individual capacitors are limited in terms of the voltage they provide, several capacitors are electrically connected in series to provide emergency voltage. In addition, the known control arrangement provides a step-up stage for the energy storage arrangement in order to achieve the required emergency supply voltage.
  • the problem here is that the capacitors connected in series have a negative impact on both the installation space requirements and the manufacturing costs of the control arrangement.
  • the capacitors connected in series also generally require a compensation circuit to ensure that the capacitors are charged evenly, which also leads to a more complex structure of the control arrangement.
  • the invention is based on the problem of designing and developing the known control arrangement for the operation of a motor vehicle locking system in such a way that an emergency supply voltage is provided in a particularly simple manner.
  • the proposed control arrangement is intended for the operation of a motor vehicle locking system, wherein the motor vehicle locking system has an electric drive with an electric drive motor, wherein in normal operation the electric drive is fed by a normal supply voltage in order to provide a motorized locking function for an adjustable locking element of the motor vehicle.
  • the term "drive motor” here includes all types of electric actuators, in particular rotary and linear actuators.
  • the drive motor is preferably a rotary electric motor, which is further preferably designed as a brushed DC motor or as a brushless DC motor.
  • the control arrangement has an energy storage arrangement with at least one, preferably exactly one, energy storage device designed as a capacitor, wherein the energy storage arrangement provides an electrical emergency supply voltage for the electric drive in an emergency operation, in particular in the event of failure of the normal supply voltage.
  • the energy storage arrangement has at least one step-up stage which is connected downstream of the energy storage device for generating the emergency supply voltage, wherein the step-up stage steps up an electrical input voltage at an input of the step-up stage into an electrical output voltage at an output of the step-up stage.
  • the proposed solution represents a departure from the prior art concept of equipping the energy storage arrangement with several capacitors connected in series.
  • the proposed solution is based on the idea of developing the step-up stage of the control arrangement instead of adapting the energy storage device.
  • the energy storage arrangement for generating the emergency supply voltage has a first boost stage connected downstream of the energy storage device for generating the emergency supply voltage and a second boost stage connected downstream of the first boost stage.
  • the capacitor voltage of a single capacitor can be sufficient to provide the emergency supply voltage.
  • the efficiency of boosting the voltage can be increased by using the circuit provided for at least two boost stages one after the other.
  • simply constructed and inexpensive boost stages can be used.
  • the first step-up stage is identical to the second step-up stage, particularly with regard to the step-up factor. If more than two If step-up stages are provided, all step-up stages can be constructed identically. Alternatively, the first step-up stage can be different from the second step-up stage, particularly with regard to the step-up factor, which can further improve the efficiency in particular.
  • the capacitor is designed as a double-layer capacitor in order to achieve a high electrical power density.
  • the design-related limitation of the maximum capacitor voltage that occurs with double-layer capacitors is unproblematic with the proposed solution due to the design of the boost stages.
  • the proposed control arrangement allows the use of an energy storage arrangement with only a single capacitor, in particular a single double-layer capacitor, which represents a preferred embodiment according to claim 4.
  • the energy storage arrangement has at least two capacitors, in particular at least two double-layer capacitors, which are connected in parallel to one another.
  • the available capacity can be increased by connecting the capacitors in parallel, for which purpose the capacitors are permanently connected in parallel to one another in the further embodiment according to claim 6.
  • a redundancy for the energy storage arrangement can be created with several capacitors, in particular capacitors connected in parallel, whereby the emergency voltage supply can still be made available in the event of a capacitor failure.
  • a switching device is provided by which it is possible to switch between two capacitors of the energy storage arrangement in order to generate the emergency supply voltage.
  • Claim 8 relates to a preferred embodiment of the energy storage arrangement with a step-down stage which is connected upstream of the energy storage device for charging the energy storage device by the normal supply voltage.
  • the concept previously proposed for the emergency supply voltage is also adopted for the step-down stage, wherein the energy storage arrangement has a first step-down stage connected upstream of the energy storage device for charging the energy storage device and a second step-down stage connected downstream of the first step-down stage.
  • a motor vehicle locking system which has an electric drive with an electric drive motor and a control arrangement according to the proposal. Reference may be made to all statements on the control arrangement according to the proposal.
  • a motor vehicle lock is also provided for the locking element of the motor vehicle, wherein the electric drive is provided for the motorized lifting of the pawl of the motor vehicle lock.
  • the invention relates to a control arrangement 1 for the operation of a motor vehicle locking system 2.
  • the motor vehicle locking system 2 has an electric drive 3 with an electric drive motor 4, wherein in normal operation the electric drive 3 is fed by a normal supply voltage in order to provide a motorized locking function for an adjustable locking element 5 of the motor vehicle 6.
  • the normal supply voltage used in normal operation is a supply voltage of the on-board network of the motor vehicle 6, which is preferably provided by the central battery of the motor vehicle 6.
  • the central battery is preferably the battery that provides the electrical energy required for starting the motor vehicle 6 and/or for driving the motor vehicle 6.
  • a motorized closing function is understood to mean that the adjustable locking element 5 of the motor vehicle 6 is adjusted, opened or closed, and/or locked or unlocked directly or indirectly by a movement generated by the electric drive 2.
  • Fig. 2a ) and b) show representations of the control arrangement 1, whereby for the sake of simplicity only components for the provision of an emergency supply voltage U N, as explained below, are shown.
  • the control arrangement 1 preferably has control electronics (not shown) for implementing the control tasks arising in connection with the motorized closing functions.
  • the control arrangement 1 is set up to control the electric drive 3.
  • the control arrangement 1 has an energy storage arrangement 7 with at least one energy storage device designed as a capacitor 8, wherein the energy storage arrangement 7 provides an electrical emergency supply voltage U N for the electric drive 3 in an emergency operation, in particular in the event of failure of the normal supply voltage.
  • the emergency supply voltage U N is provided based on the capacitor voltage U K of the at least one capacitor 8, as will be explained below.
  • the electric drive 3 is matched to the normal supply voltage and in particular to the voltage of the central battery of the motor vehicle 6 with regard to the required drive voltage.
  • the capacitor voltage U K of the capacitor 8 is lower than the normal supply voltage.
  • the energy storage arrangement 7 has at least one step-up stage 9, 10 which is connected downstream of the energy storage device to generate the emergency supply voltage U N.
  • the step-up stage 9, 10 steps up an electrical input voltage at an input of the step-up stage 9, 10 into an electrical output voltage at an output of the step-up stage 9, 10, so that the output voltage is higher than the electrical input voltage.
  • the energy storage arrangement 7 for generating the emergency supply voltage U N has a first boost stage 9 connected downstream of the energy storage device for generating the emergency supply voltage U N and a second boost stage 10 connected downstream of the first boost stage 9.
  • the first and second boost stages 9, 10 are preferably connected in series in such a way that in particular the boost factors of the first and second boost stages 9, 10 are multiplied by one another.
  • the boost factor is understood to be the ratio between the electrical output voltage and the electrical input voltage of a boost stage 9, 10. Since, according to the proposal, at least two boost stages 9, 10 are provided for generating the emergency supply voltage on the basis of the capacitor voltage U K , a large voltage difference between the capacitor voltage U K and the required emergency supply voltage U N can be overcome. On the other hand, less stringent requirements are placed on the respective design of the step-up stages 9 and 10.
  • boost stages 9, 10 can be connected in series, for example, a third boost stage being connected downstream of the second boost stage 10 to generate the emergency supply voltage U N.
  • a third boost stage being connected downstream of the second boost stage 10 to generate the emergency supply voltage U N.
  • the boost stages 9, 10 can be designed as electrical components that are designed independently of one another and are interconnected in the control arrangement 1. This design is advantageous in that existing electrical components can be used in the control arrangement 1 and individual boost stages 9, 10 can be retrofitted. Alternatively, it can also be provided that the boost stages 9, 10 are integrated together in an electrical component, for example in an integrated circuit.
  • the first step-up stage 9 is identical to the second step-up stage 10, particularly with regard to the step-up factor, which results in a particularly simple structure of the control arrangement 1.
  • the step-up stages 9, 10 each consist of electrical components that are identical with regard to their electrical nominal sizes and are interconnected in the same way to form the respective step-up stage 9, 10.
  • the first boost stage 9 can be different from the second boost stage 10, particularly with regard to the boost factor.
  • the efficiency of the boost can be improved by selecting a combination of different boost stages 9, 10.
  • a starting voltage can be provided for the respective boost stages 9, 10, which is understood to be a minimum electrical voltage that is required for normal operation of the boost stage 9, 10.
  • the first boost stage 9 has a lower starting voltage than the second boost stage 10.
  • the starting voltage of the second boost stage 10 must be at least twice as large as the starting voltage of the first boost stage 9.
  • the boost stages 9, 10 can each be constructed in different ways known per se.
  • at least one of the boost stages 9, 10 is designed as a boost converter.
  • the boost stages 9, 10 can also be designed as a charge pump.
  • the boost stages 9, 10 can be designed with a discrete boosting of the voltage based on an alternating voltage, whereby, for example, Delon and/or Villard circuits can be provided.
  • the respective boost stage 9, 10 has an arrangement for generating an alternating voltage from the input voltage, for example a chopper.
  • different types of boost stages 9, 10 can be connected in succession, for example, one boost stage 9, 10 is a boost converter and another boost stage 9, 10 is a charge pump or carries out a discrete boost.
  • the capacitor 8 is designed as a double-layer capacitor.
  • a double-layer capacitor is an electrochemical energy storage device. The energy is stored in an electrochemical double layer, which is also known as a "Helmholtz layer" ("Lexicon - Current technical terms from information technology and telecommunications", 9th edition, 2007, VDF Hochschulverlag AG, page 86). Such a double-layer capacitor is also referred to as a "supercapacitor”, “supercap”, “ultracap” or the like.
  • a double-layer capacitor can provide a high power density for the motor vehicle locking system 2.
  • the maximum voltage provided by the capacitor for the capacitor voltage U K is in particular a maximum of 3 V, in particular a maximum of 2.7 V.
  • the emergency supply voltage U N can in particular be an order of magnitude higher than the maximum voltage for the capacitor voltage U K.
  • the emergency supply voltage is at least 10 V.
  • the entire The boost factor of the successively connected boost stages 9, 10 is preferably at least 2, preferably at least 5.
  • the energy storage arrangement 7 has a single capacitor 8, in particular a single double-layer capacitor.
  • the provision of the emergency supply voltage U N can be ensured even with the correspondingly low capacitor voltage U K.
  • the energy storage arrangement 7 has at least two capacitors 8, in particular at least two double-layer capacitors, which are connected in parallel to one another. Consequently, increased capacity can be provided compared to one capacitor 8.
  • the capacitors 8 are permanently connected in parallel to one another, so that the full capacity is always made available in emergency operation.
  • a switching device 11 is provided, by means of which it is possible to switch between two capacitors 8 of the energy storage arrangement 7 in order to generate the emergency supply voltage U N.
  • the switching device 11 can in particular switch the capacitors 8 based on the charge state of the capacitors 8 and, for example, switch the capacitor 8 with the higher charge state to generate the emergency supply voltage U N. It is also conceivable that a second capacitor 8 is switched to generate the emergency supply voltage U N when the charge state of a first capacitor 8 falls below a minimum value.
  • the control arrangement 1 is designed to charge the energy storage device.
  • the energy storage arrangement 7 preferably has at least one step-down stage 12, 13, which is connected upstream of the energy storage device for charging the energy storage device by the normal supply voltage, which in Fig. 2b ) as charging voltage U L.
  • the step-down stage 12, 13 steps down an electrical input voltage at an input of the step-down stage 12, 13 into an electrical output voltage at an output of the step-down stage 12, 13.
  • the energy storage arrangement 7 has a first step-down stage 12 connected upstream of the energy storage device for charging the energy storage device and a second step-down stage 13 connected downstream of the first step-down stage 12.
  • the step-down stages 12, 13 can be designed identically or differently, for example. Reference is made to the above statements on the step-up stages 9, 10, which also apply accordingly to the step-down stages 12, 13.
  • a motor vehicle lock 14 is provided for the locking element 5 of the motor vehicle 6, wherein the motor vehicle lock 14 in Fig.1 shown in a partially disassembled side view.
  • the motor vehicle lock 14 is equipped with a lock latch 15 that can be pivoted about a lock latch axis 15a for the holding engagement with a locking part 16 and a locking pawl 17 assigned to the lock latch 15 and pivoted about a pawl axis 17a.
  • the locking part 16 can be a striker, a locking bolt or the like.
  • the motor vehicle lock 14 is arranged on a locking element 5, while the locking part 16 is arranged fixed to the body of the motor vehicle 6.
  • the pawl 17 can be moved into a Fig.1 shown, in which it holds the lock latch 15 in the shown closed position by means of a pawl pin 18. Furthermore, the pawl 17 can be lifted by motor using the electric drive 3.
  • the drive motor 4 is preferably connected to the pawl 17 by a drive cable 19.
  • the Motorized lifting of the pawl 17 is in Fig.1 a pivoting of the pawl 17 in a clockwise direction about the pawl axis 17a.
  • the pawl 17 can also be part of a pawl system consisting of two or more sequentially arranged pawls assigned to the lock latch 15.
  • the motor-driven lifting of the locking pawl 17 is triggered, for example, by actuating a door handle 20.
  • the door handle 20 is equipped with a sensor or the like, which detects actuation of the door handle 20 and forwards the detection via a control connection to the control arrangement 1, which causes the electric drive 3 to be activated.
  • the motor vehicle locking system 2 can also have a drive arrangement for motorized adjustment of an aforementioned locking element 5 of the motor vehicle, wherein the drive arrangement serves for motorized adjustment, in particular opening and/or closing, of the locking element 5.
  • Further examples of locking functions are motorized adjustment of control elements such as control levers, door handles as well as interior and exterior elements of the motor vehicle such as fan elements, interior mirrors, side mirrors, lighting or the like.
  • a method for operating a motor vehicle locking system 2 by means of a proposed control arrangement 1 as such is claimed.
  • the energy storage arrangement 7 has a first step-up stage 9 and a second step-up stage 10 and that the emergency supply voltage U N is generated by the first step-up stage 9 connected downstream of the energy storage device for generating the emergency supply voltage U N and the second step-up stage 10 connected downstream of the first step-up stage 9.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Lock And Its Accessories (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Stand-By Power Supply Arrangements (AREA)

Claims (12)

  1. Agencement de commande destiné à faire fonctionner un système de verrouillage de véhicule automobile (2), dans lequel le système de verrouillage de véhicule automobile (2) comporte un entraînement électrique (3) doté d'un moteur d'entraînement électrique (4), dans lequel, pendant le fonctionnement normal, l'entraînement électrique (3) est alimenté avec une tension d'alimentation normale afin de fournir une fonction de verrouillage motorisée pour un élément de verrouillage réglable (5) du véhicule automobile (6),
    dans lequel l'agencement de commande comporte un dispositif de stockage d'énergie (7) doté d'au moins une unité de stockage d'énergie conçue sous la forme d'un condensateur (8), dans lequel le dispositif de stockage d'énergie (7) fournit, dans un mode d'urgence, une tension d'alimentation électrique d'urgence (UN) pour l'entraînement électrique (3), en particulier en cas de défaillance de la tension d'alimentation normale,
    dans lequel le dispositif de stockage d'énergie (7) comporte au moins un étage d'amplification (9, 10) qui est connecté en aval de l'unité de stockage d'énergie pour générer la tension d'alimentation d'urgence (UN), dans lequel l'étage d'amplification (9, 10) amplifie une tension électrique d'entrée au niveau d'une entrée de l'étage d'amplification (9, 10) en une tension électrique de sortie au niveau d'une sortie de l'étage d'amplification (9, 10),
    caractérisé
    en ce que, pour générer la tension d'alimentation d'urgence (UN), le dispositif de stockage d'énergie (7) comporte un premier étage d'amplification (9) connecté en aval de l'unité de stockage d'énergie pour générer la tension d'alimentation d'urgence (UN) et un second étage d'amplification (10) connecté en aval du premier étage d'amplification (9).
  2. Agencement de commande selon la revendication 1, caractérisé en ce que le premier étage d'amplification (9) est identique au second étage d'amplification (10), en particulier en ce qui concerne le facteur d'amplification, ou en ce que le premier étage d'amplification (9) est différent du second étage d'amplification (10), en particulier en ce qui concerne le facteur d'amplification, et de préférence, en ce que le premier étage d'amplification (9) présente une tension de démarrage inférieure à celle du second étage d'amplification (10).
  3. Agencement de commande selon la revendication 1 ou 2, caractérisé en ce que le condensateur (8) est conçu sous la forme d'un condensateur à double couche.
  4. Agencement de commande selon l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif de stockage d'énergie (7) comporte un seul condensateur (8), en particulier un seul condensateur à double couche.
  5. Agencement de commande selon l'une quelconque des revendications 1 à 3, caractérisé en ce que le dispositif de stockage d'énergie (7) comporte au moins deux condensateurs (8), en particulier au moins deux condensateurs à double couche, qui sont connectés en parallèle l'un avec l'autre.
  6. Agencement de commande selon la revendication 5, caractérisé en ce que les condensateurs (8) sont connectés en permanence en parallèle les uns avec les autres.
  7. Agencement de commande selon l'une quelconque des revendications précédentes, caractérisé en ce qu'il est prévu un dispositif de commutation (11) au moyen duquel il est possible de commuter entre deux condensateurs (8) du dispositif de stockage d'énergie (7) pour générer la tension d'alimentation d'urgence (UN).
  8. Agencement de commande selon l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif de stockage d'énergie (7) comporte au moins un étage abaisseur (12, 13) qui est connecté en amont de l'unité de stockage d'énergie afin de charger l'unité de stockage d'énergie avec la tension d'alimentation normale, et en ce que l'étage abaisseur (12, 13) abaisse une tension électrique d'entrée au niveau d'une entrée de l'étage abaisseur (12, 13) en une tension électrique de sortie au niveau d'une sortie de l'étage abaisseur (12, 13).
  9. Agencement de commande selon l'une quelconque des revendications précédentes, caractérisé en ce que le dispositif de stockage d'énergie (7) comporte un premier étage abaisseur (12) connecté en amont de l'unité de stockage d'énergie afin de charger l'unité de stockage d'énergie et un second étage abaisseur (13) connecté en aval du premier étage abaisseur (12).
  10. Système de verrouillage de véhicule automobile comportant un entraînement électrique (3) doté d'un moteur d'entraînement électrique (4) ainsi que d'un agencement de commande (1) selon l'une quelconque des revendications précédentes.
  11. Système de verrouillage de véhicule automobile selon la revendication 10, caractérisé en ce qu'il est prévu une serrure de véhicule automobile (14) pour l'élément de verrouillage (5) du véhicule automobile (6), en ce que la serrure de véhicule automobile (14) est équipée d'un pêne de serrure (15) pour l'engagement de maintien avec une partie de verrouillage (16) et d'un cliquet d'arrêt (17) associé au pêne de serrure (15) et en ce que l'entraînement électrique (3) est prévu pour le soulèvement motorisé du cliquet d'arrêt (17).
  12. Procédé destiné à faire fonctionner un système de verrouillage de véhicule automobile (2) au moyen d'un agencement de commande (1) selon l'une quelconque des revendications 1 à 9, dans lequel le système de verrouillage de véhicule automobile (2) comporte un entraînement électrique (3) doté d'un moteur d'entraînement électrique (4), dans lequel, pendant le fonctionnement normal, l'entraînement électrique (3) est alimenté avec une tension d'alimentation normale afin de fournir une fonction de verrouillage motorisée pour un élément de verrouillage réglable (5) du véhicule automobile (6),
    dans lequel l'agencement de commande (1) comporte un dispositif de stockage d'énergie (7) doté d'au moins une unité de stockage d'énergie conçue sous la forme d'un condensateur (8), dans lequel une tension d'alimentation électrique d'urgence (UN) est fournie, dans un mode d'urgence, au moyen du dispositif de stockage d'énergie (7) pour l'entraînement électrique (3), en particulier en cas de défaillance de la tension d'alimentation normale,
    dans lequel le dispositif de stockage d'énergie (7) comporte au moins un étage d'amplification (9, 10) qui est connecté en aval de l'unité de stockage d'énergie pour générer la tension d'alimentation d'urgence (UN), dans lequel, au moyen de l'étage d'amplification (9, 10), une tension électrique d'entrée au niveau d'une entrée de l'étage d'amplification (9, 10) est amplifiée en une tension électrique de sortie au niveau d'une sortie de l'étage d'amplification (9, 10),
    caractérisé
    en ce que le dispositif de stockage d'énergie (7) comporte un premier étage d'amplification (9) et un second étage d'amplification (10) et en ce que la tension d'alimentation d'urgence (UN) est générée par le premier étage d'amplification (9) connecté en aval de l'unité de stockage d'énergie pour générer la tension d'alimentation d'urgence (UN) et par le second étage d'amplification (10) connecté en aval du premier étage d'amplification (9) .
EP21703202.8A 2020-02-04 2021-02-02 Agencement de commande destiné à faire fonctionner un système de verrouillage de véhicule automobile Active EP4100601B1 (fr)

Priority Applications (1)

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EP24158533.0A EP4365394A3 (fr) 2020-02-04 2021-02-02 Agencement de commande destiné à faire fonctionner un système de verrouillage de véhicule automobile

Applications Claiming Priority (2)

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DE102020102775.3A DE102020102775A1 (de) 2020-02-04 2020-02-04 Steueranordnung für den Betrieb eines Kraftfahrzeugschließsystems
PCT/EP2021/052348 WO2021156218A1 (fr) 2020-02-04 2021-02-02 Agencement de commande destiné à faire fonctionner un système de verrouillage de véhicule automobile

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EP24158533.0A Division EP4365394A3 (fr) 2020-02-04 2021-02-02 Agencement de commande destiné à faire fonctionner un système de verrouillage de véhicule automobile
EP24158533.0A Division-Into EP4365394A3 (fr) 2020-02-04 2021-02-02 Agencement de commande destiné à faire fonctionner un système de verrouillage de véhicule automobile

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EP4100601A1 EP4100601A1 (fr) 2022-12-14
EP4100601C0 EP4100601C0 (fr) 2024-04-10
EP4100601B1 true EP4100601B1 (fr) 2024-04-10

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EP21703202.8A Active EP4100601B1 (fr) 2020-02-04 2021-02-02 Agencement de commande destiné à faire fonctionner un système de verrouillage de véhicule automobile
EP24158533.0A Pending EP4365394A3 (fr) 2020-02-04 2021-02-02 Agencement de commande destiné à faire fonctionner un système de verrouillage de véhicule automobile

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US (1) US12104415B2 (fr)
EP (2) EP4100601B1 (fr)
CN (1) CN115298408B (fr)
DE (1) DE102020102775A1 (fr)
WO (1) WO2021156218A1 (fr)

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EP4365394A3 (fr) 2024-07-17
CN115298408B (zh) 2026-03-31
US20230126606A1 (en) 2023-04-27
EP4100601C0 (fr) 2024-04-10
EP4100601A1 (fr) 2022-12-14
DE102020102775A1 (de) 2021-08-05
EP4365394A2 (fr) 2024-05-08
CN115298408A (zh) 2022-11-04
US12104415B2 (en) 2024-10-01

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