WO2020120315A1 - Capteur, accumulateur d'énergie électrique et dispositif - Google Patents

Capteur, accumulateur d'énergie électrique et dispositif Download PDF

Info

Publication number
WO2020120315A1
WO2020120315A1 PCT/EP2019/083976 EP2019083976W WO2020120315A1 WO 2020120315 A1 WO2020120315 A1 WO 2020120315A1 EP 2019083976 W EP2019083976 W EP 2019083976W WO 2020120315 A1 WO2020120315 A1 WO 2020120315A1
Authority
WO
WIPO (PCT)
Prior art keywords
sensor
electrically conductive
connection
section
circuit board
Prior art date
Application number
PCT/EP2019/083976
Other languages
German (de)
English (en)
Inventor
Robert Hafenbrak
Daniel Bernd Greiner
Matthias Riedmann
Peter Kohn
Timo Bosch
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
Application filed by Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Priority to CN201980082595.0A priority Critical patent/CN113167658A/zh
Publication of WO2020120315A1 publication Critical patent/WO2020120315A1/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
    • G01K1/143—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations for measuring surface temperatures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
    • H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
    • G01R31/374—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] with means for correcting the measurement for temperature or ageing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
    • H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00—Safety devices for primary or secondary batteries
    • H01M2200/10—Temperature sensitive devices
    • H01M2200/105—NTC
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2200/00—Safety devices for primary or secondary batteries
    • H01M2200/10—Temperature sensitive devices
    • H01M2200/106—PTC
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • the present invention relates to a sensor, an electrical
  • JP 7307171 A2 shows a secondary battery that has a temperature sensor.
  • US 5640077 A shows a battery charger.
  • the sensor has at least one printed circuit board, in particular a flexible printed circuit board, a first sensor element, a first plated-through hole and a second plated-through hole, the first plated-through hole and the second plated-through hole are arranged electrically isolated and spaced apart from one another on the printed circuit board and can be connected to one another in an electrically conductive manner by means of the electrically conductive surface.
  • the background to the invention is that the presence of a connection of the sensor to the electrically conductive surface can be determined by the electrically conductive connection of the vias by means of the electrically conductive surface. This enables the quality of the measured values to be determined. For example, a
  • the senor has a first interconnect that connects the first sensor element to a first connection of the sensor and the first via, the sensor having a third interconnect that connects the second via to a third connection of the sensor.
  • the measurement signal of the first sensor element can be conducted via the plated-through holes and the electrically conductive surface. As soon as the connection of the sensor to the electrically conductive surface is at least partially released, no measurement signal from the first sensor element can be read out at the connections of the sensor. This means that no distorted measurement signal is output. So it's not an additional one
  • the senor has a first one
  • Plated-through hole connects to a fourth connection of the sensor
  • the senor has a second sensor element, in particular which is connected to second connections of the sensor by means of a second conductor track.
  • a redundant measurement signal can be detected by means of the second sensor element.
  • the printed circuit board has a second surface which can be connected to the electrically conductive surface, in particular wherein the second surface is arranged opposite the first surface.
  • the sensor can be connected to the electrically conductive surface over a large area.
  • the respective plated-through hole extends from the first surface to the second surface of the printed circuit board.
  • the second surface advantageously has an electrically conductive first connecting section and an electrically conductive second connecting section, the first connecting section being electrically conductively connected to the first via, the second connecting section being connected to the second
  • Insulating section are arranged electrically isolated from each other and can be electrically conductively connected to one another by means of the electrically conductive surface.
  • Means of the first connecting section the contact surface for the electrically conductive connection of the first via to the electrically conductive surface can thereby be enlarged.
  • the second connecting section the contact surface for the electrically conductive connection of the second plated-through hole to the electrically conductive surface can thereby be enlarged. In this way, a secure electrically conductive connection can be established in each case.
  • Connection section have an electrically conductive adhesive.
  • the electrically conductive adhesive advantageously functions as a material bond
  • Connection means and at the same time as an electrical connection means.
  • the insulating section has an electrically insulating adhesive.
  • the sensor is by means of the insulating section and by means of the first connecting section and by means of the second
  • Connection section connectable to the electrically conductive surface.
  • the insulating section advantageously has a larger area than the first connecting section and / or the second connecting section. Safe electrical insulation is thus created between the first connection section and the second connection section.
  • the insulating section advantageously has a smaller area than the first connecting section and / or the second connecting section. It is particularly advantageous if the first and second connecting sections cover more than 80%, in particular more than 90%, of the second surface of the printed circuit board.
  • the first sensor element and / or the second sensor element is designed as a temperature sensor element, in particular as a thermistor, in particular thermistor or NTC resistor. wherein the sensor is set up to determine a surface temperature of the electrically conductive surface, in particular an object having the electrically conductive surface. As a result, the surface temperature of the object can be reliably recognized and the sensor detached from the
  • the electrical energy store has a sensor as described above or according to one of the claims relating to the sensor.
  • Energy storage arranged and connected to the housing.
  • the background to the invention is that the electrical energy store can be securely connected to the sensor in a simple manner. Detachment of the sensor from the housing of the electrical energy store can be seen.
  • the essence of the invention in the device, in particular the vehicle, is that the device has an electrical energy store, as described above
  • Energy storage for example a temperature
  • Energy storage can be safely monitored in the device.
  • critical states of the electrical energy store can be recognized at an early stage, so that the device can be switched off before the electrical energy store reaches a dangerous state.
  • FIG. 1 shows a plan view of a first surface of a first exemplary embodiment of the sensor 1 according to the invention
  • FIG. 2 shows a plan view of a first surface of a second exemplary embodiment of the sensor 101 according to the invention
  • Fig. 3 is a plan view of a first variant of a second surface of the
  • Fig. 4 is a plan view of a second variant of the second surface of the
  • the first exemplary embodiment of the sensor 1 according to the invention shown in FIG. 1 has at least one printed circuit board 2, in particular a flexible printed circuit board, a first sensor element 3 and a second sensor element 5, a first via 10 and a second via 4 and a first conductor 8, a second Conductor 7, a third conductor 6 and a fourth conductor 9.
  • a printed circuit board 2 in particular a flexible printed circuit board, a first sensor element 3 and a second sensor element 5, a first via 10 and a second via 4 and a first conductor 8, a second Conductor 7, a third conductor 6 and a fourth conductor 9.
  • the sensor 1 is set up to measure the temperature of an object.
  • the sensor 1 can be arranged on the object.
  • the sensor 1 and the object are preferably adhesively bondable.
  • the first sensor element 3, the second sensor element 5, the first conductor 8, the second conductor 7, the third conductor 6 and the fourth conductor 9 are arranged on a first surface of the circuit board 2.
  • the first surface of the printed circuit board 2 is arranged on a side surface of the printed circuit board 2 facing away from the object.
  • the respective sensor element (3, 5) is designed as a temperature sensor element, in particular as a thermistor, in particular thermistor or NTC resistor.
  • the first sensor element 3 is connected to a by means of the first conductor track 8
  • Evaluation unit for evaluating the temperature can be connected.
  • the sensor 1 has two first connections which are connected to the first conductor track 8.
  • the second sensor element 5 is connected to the by means of the second conductor track 7
  • Evaluation unit for evaluating the temperature can be connected.
  • the sensor 1 has two second connections which are connected to the second conductor track 7.
  • the first via 10 is by means of the fourth conductor 9 with the
  • the second plated-through hole 4 is connected to the via the third interconnect 6
  • Evaluation unit can be connected.
  • the sensor 1 has a third connection, which is connected to the third conductor track 6.
  • the first via 10 and the second via 4 extend through the circuit board 2 from the first surface to a second
  • the second surface is arranged opposite the first surface.
  • the first via 10 and the second via 4 are electrically insulated and spaced apart from one another on the printed circuit board 2 and can be connected in an electrically conductive manner by means of an electrically conductive surface of the object.
  • the first via 10 is surrounded by a first connection section 213 and the second via is by a second
  • connection section 212 Surrounding connection section 212.
  • An insulating section 211 is arranged between the first connecting section 213 and the second connecting section 212.
  • the first connecting section 213 and the second connecting section 212 are designed to be electrically conductive, for example by means of an electrically conductive adhesive.
  • the first connection section 213 is electrically conductively connected to the first via 10.
  • the second connecting section 212 is electrically conductively connected to the second via 4.
  • the insulating section 211 is designed to be electrically insulating, for example by means of an electrically insulating adhesive.
  • Connection section 212 arranged.
  • the sensor 201 can thus be connected, in particular adhesively connected, to the electrically conductive surface of the object by means of the first connecting section 213 and by means of the second connecting section 212 and by means of the insulating section 211.
  • the first connection section 213 is circular and surrounds the first via 10.
  • Connection section 212 is circular and surrounds the second
  • the area of the insulating section 211 is larger than the respective one Surface of the first connection section 213 and / or the second connection section 212.
  • the insulating section 311 between the first connecting section 313 and the second connecting section 312 is not for connecting the sensor 301 to the electrically conductive surface of the
  • the insulating section 311 has no adhesive.
  • the area of the insulating portion 311 is smaller than the area of the first
  • the first connection section 313 and the second connection section 312 together cover more than 80%, in particular more than 90%, of the second surface of the printed circuit board.
  • the insulating section 311 is preferably arranged in a line between the first connecting section 313 and the second connecting section.
  • the surface of the printed circuit board is the area of the first connection section smaller than the area of the second connection section.
  • the sensor is preferably arranged on the electrically conductive surface of the object in such a way that the second connection section has less adhesion per unit area or experiences a greater mechanical load than the first connection section.
  • FIG. 2 shows a second exemplary embodiment of the sensor 101 according to the invention.
  • the sensor 101 has at least one printed circuit board 2, in particular a flexible printed circuit board, a first sensor element 3 and a second sensor element 5, a first via 10 and a second via 4 as well as a first conductor 108, a second conductor 7 and a third Trace 6 on.
  • the first sensor element 3, the second sensor element 5, the first via 10, and the second are on the printed circuit board 2 Via 4, the first conductor 108, the second conductor 7 and the third conductor 6 are arranged.
  • the first sensor element 3, the second sensor element 5, the first conductor track 108, the second conductor track 7 and the third conductor track 6 are arranged on a first surface of the circuit board 2.
  • the first surface of the printed circuit board 2 is arranged on a side surface of the printed circuit board 2 facing away from the object.
  • the respective sensor element (3, 5) is designed as a temperature sensor element, in particular as a thermistor, in particular thermistor or NTC resistor.
  • the first sensor element 3 is connected to a by means of the first conductor track 108
  • Evaluation unit for evaluating the temperature can be connected.
  • sensor 101 has a first connection, which is connected to first conductor track 108.
  • the first interconnect 108 extends from the first sensor element 3 to the first via 10.
  • the second plated-through hole 4 is connected to the via the third interconnect 6
  • Evaluation unit can be connected.
  • the sensor 1 has a third connection, which is connected to the third conductor track 6.
  • the second sensor element 5 is connected to the by means of the second conductor track 7
  • Evaluation unit for evaluating the temperature can be connected.
  • the sensor 1 has two second connections which are connected to the second conductor track 7.
  • the first plated-through hole 10 and the second plated-through hole 4 are arranged on the printed circuit board 2 in an electrically insulated manner from one another and can be electrically conductively connected by means of an electrically conductive surface of the object.
  • the first sensor element 3 is the first by means of the first interconnect 108
  • the electrically conductive surface of the object, the second via 4, the third conductor 6 and the third connection can be connected to the evaluation unit.
  • the second surface of the sensor 101 according to the second exemplary embodiment can be implemented according to the first variant or according to the second variant of the second surface of the sensor 1 according to the first exemplary embodiment.
  • an electrical energy store becomes a rechargeable one
  • the energy storage cell can be designed as a lithium-based battery cell, in particular a lithium-ion battery cell.
  • the energy storage cell is designed as a lithium-polymer battery cell or nickel-metal hydride battery cell or lead-acid battery cell or lithium-air battery cell or lithium-sulfur battery cell.

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Nonlinear Science (AREA)
  • Secondary Cells (AREA)

Abstract

L'invention concerne un capteur (1) destiné à être appliqué sur une surface électriquement conductrice, un accumulateur d'énergie électrique et un dispositif, le capteur (1) comportant au moins une carte de circuit imprimé (2), notamment une carte de circuit imprimé souple, un premier élément de capteur (3), un premier via (10) et un deuxième via (4), le premier via (10) et le deuxième via (4) étant disposés sur la carte de circuit imprimé (2) de manière électriquement isolée et à distance l'un de l'autre et pouvant être reliés entre eux de manière électriquement conductrice grâce à la surface électriquement conductrice.
PCT/EP2019/083976 2018-12-12 2019-12-06 Capteur, accumulateur d'énergie électrique et dispositif WO2020120315A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201980082595.0A CN113167658A (zh) 2018-12-12 2019-12-06 传感器、电能存储器和设备

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018221551.0A DE102018221551A1 (de) 2018-12-12 2018-12-12 Sensor, elektrischer Energiespeicher und Vorrichtung
DE102018221551.0 2018-12-12

Publications (1)

Publication Number Publication Date
WO2020120315A1 true WO2020120315A1 (fr) 2020-06-18

Family

ID=68808392

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2019/083976 WO2020120315A1 (fr) 2018-12-12 2019-12-06 Capteur, accumulateur d'énergie électrique et dispositif

Country Status (3)

Country Link
CN (1) CN113167658A (fr)
DE (1) DE102018221551A1 (fr)
WO (1) WO2020120315A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5640077A (en) 1995-04-30 1997-06-17 U.S. Philips Corporation Battery recharging apparatus
JPH107171A (ja) 1996-06-19 1998-01-13 Ikeguchi Kogyo:Kk 物品保持用中敷トレー
US20150055682A1 (en) * 2012-03-30 2015-02-26 Mitsubishi Materials Corporation Film-type thermistor sensor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3733192C1 (de) * 1987-10-01 1988-10-06 Bosch Gmbh Robert PTC-Temperaturfuehler sowie Verfahren zur Herstellung von PTC-Temperaturfuehlerelementen fuer den PTC-Temperaturfuehler
JPH07307171A (ja) * 1994-05-11 1995-11-21 Toshiba Battery Co Ltd 二次電池
DE29724000U1 (de) * 1997-09-25 1999-09-09 Heraeus Electro Nite Int Elektrischer Sensor, insbesondere Temperatur-Sensor, mit Leiterplatte
DE19934110C2 (de) * 1999-07-21 2001-07-12 Bosch Gmbh Robert Temperaturfühler
DE102006050694A1 (de) * 2005-10-24 2007-04-26 Heraeus Sensor Technology Gmbh Verfahren zur Herstellung eines Temperatursensors
DK2312288T3 (da) * 2009-10-16 2013-02-18 Jumo Gmbh & Co Kg Temperatursensor med printplade med flere lag
DE202010007082U1 (de) * 2010-05-21 2011-10-05 Leoni Bordnetz-Systeme Gmbh Anordnung zur Überprüfung einer thermischen Verbindung sowie Sensoreinheit hierfür
DE102014205361A1 (de) * 2014-03-21 2015-09-24 Robert Bosch Gmbh Sensorvorrichtung und Verfahren zum Herstellen einer Sensorvorrichtung

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5640077A (en) 1995-04-30 1997-06-17 U.S. Philips Corporation Battery recharging apparatus
JPH107171A (ja) 1996-06-19 1998-01-13 Ikeguchi Kogyo:Kk 物品保持用中敷トレー
US20150055682A1 (en) * 2012-03-30 2015-02-26 Mitsubishi Materials Corporation Film-type thermistor sensor

Also Published As

Publication number Publication date
DE102018221551A1 (de) 2020-06-18
CN113167658A (zh) 2021-07-23

Similar Documents

Publication Publication Date Title
EP1238288B1 (fr) Dispositif de capteur pour batterie
EP2732295B1 (fr) Appareil de mesure de courant
DE102009036086A1 (de) Überwachungselektronik für Batterien
DE102013220044A1 (de) Zellkontaktierungssystem für eine elektrochemische Vorrichtung und Verfahren zum Herstellen eines Zellkontaktierungssystems
DE102011111081A1 (de) Batteriesensor
EP2550516A1 (fr) Système d'accumulation d'énergie
WO2014095167A2 (fr) Cellule de batterie présentant une borne réalisée sous forme de douille et connecteur de cellule correspondant
EP2865068B1 (fr) Système de gestion de batterie pour améliorer la robustesse aux excursions de tension negative
DE102007018669A1 (de) Batteriepolmessklemme mit Schutzelement
DE102012223708A1 (de) Batteriezelle mit Drucksensor
DE102018201912A1 (de) Batterieüberwachungsvorrichtung
DE102020101070A1 (de) Widerstandsanordnung, Messschaltung mit einer Widerstandsordnung sowie Verfahren zur Herstellung eines bandförmigen Werkstoffverbundes für die Widerstandsanordnung
DE10031243C2 (de) Elektrische Verbindungsanordnung
DE102019205953A1 (de) Temperaturmessvorrichtung für einen elektrischen Energiespeicher
DE102008006866A1 (de) Vorrichtung zur Strommessung
WO2020120315A1 (fr) Capteur, accumulateur d'énergie électrique et dispositif
DE102007052293A1 (de) Ladegerät zur Ladung mindestens eines wiederaufladbaren Energiespeichers
DE102009000225A1 (de) Batterie mit integriertem Stromsensor
DE102014108573A1 (de) Vorrichtung für ein Batteriemodul
WO2009033676A2 (fr) Module de raccordement, module collecteur de courant et ensemble doté de ces modules pour un collecteur en amont dans une installation photovoltaïque
DE20320473U1 (de) Widerstandsanordnung und Messschaltung
DE102012215619A1 (de) Batteriesystem mit Messeinrichtung zum Messen des Isolationswiderstands einer galvanischen Trennung und Verfahren zum Messen des Isolationswiderstands einer galvanischen Trennung
EP2765628A1 (fr) Système de batterie et procédé de fabrication d'un système de batterie
WO2014095145A1 (fr) Élément de batterie comportant un capteur d'accélération
DE102019208769A1 (de) Akkumulator

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19816673

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19816673

Country of ref document: EP

Kind code of ref document: A1