+

WO2006003052A1 - Systeme de production d'energie electrique pour composants electriques - Google Patents

Systeme de production d'energie electrique pour composants electriques Download PDF

Info

Publication number
WO2006003052A1
WO2006003052A1 PCT/EP2005/052238 EP2005052238W WO2006003052A1 WO 2006003052 A1 WO2006003052 A1 WO 2006003052A1 EP 2005052238 W EP2005052238 W EP 2005052238W WO 2006003052 A1 WO2006003052 A1 WO 2006003052A1
Authority
WO
WIPO (PCT)
Prior art keywords
piezoelectric element
tire
piezoelectric
transponder
electrical energy
Prior art date
Application number
PCT/EP2005/052238
Other languages
German (de)
English (en)
Inventor
Jakob Schillinger
Joachim Hrabi
Wilfried Babutzka
Dietmar Huber
Adrian Cyllik
Original Assignee
Continental Aktiengesellschaft
Lutz, Rainer
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 Continental Aktiengesellschaft, Lutz, Rainer filed Critical Continental Aktiengesellschaft
Publication of WO2006003052A1 publication Critical patent/WO2006003052A1/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/02—Signalling devices actuated by tyre pressure
    • B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
    • B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
    • B60C23/041—Means for supplying power to the signal- transmitting means on the wheel
    • B60C23/0411—Piezoelectric generators
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
    • B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
    • B60C23/02—Signalling devices actuated by tyre pressure
    • B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
    • B60C23/0486—Signalling devices actuated by tyre pressure mounted on the wheel or tyre comprising additional sensors in the wheel or tyre mounted monitoring device, e.g. movement sensors, microphones or earth magnetic field sensors
    • B60C23/0488—Movement sensor, e.g. for sensing angular speed, acceleration or centripetal force
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators

Definitions

  • the invention relates to a system for generating electrical energy for electronic components with a piezoelectric element which is arranged on a pneumatic vehicle tire having a tread arranged on the outside.
  • Vehicle tires in particular motor vehicle tires, are increasingly being equipped with transponders that contain or record information about the tire and send it to evaluation devices on or in the vehicle.
  • operating parameters of vehicle tires such as temperature or air pressure, as well as the mileage can be sent via corresponding transmitting devices from the vehicle tire to evaluation units.
  • DE 440236 A1 discloses a system for determining the operating parameters of vehicle tires, in which a carrier unit, which carries a sensor unit with at least one detector and an evaluation electronic unit, is integrated in the vehicle tire. On the carrier body serving for supplying energy to the system components piezoelectric element is arranged, which also serves as a sensor for the tire revolutions. Likewise, the carrier body is provided with a data transmission unit.
  • the system is integrated in the tire rubber, so that due to the piezoelectric effect due to the cyclic changing in the tire rubber hydrostatic compressive stress electrical energy is obtained.
  • the object of the present invention is to provide an improved system which allows a higher energy yield. According to the invention this object is achieved by a system having the features of claim 1. Advantageous developments of the invention are set forth in the subclaims.
  • the electric power generation system for electronic components of the present invention having a piezoelectric element disposed on a vehicle pneumatic tire having a tread disposed on the outside provides that the piezoelectric element is attached to the piezoelectric element
  • Tire inside is arranged opposite the tread. It has been found that in the operation of a vehicle tire, high, sudden changes in the centripetal forces occur when the rolling of the tire, the transition to the tire footprint takes place. There are very high jumps in the course of Zentripetalbeatitch both when hitting the driving surface and when leaving the driving surface. Due to the high acceleration changes, it is possible to produce a very large piezoelectric effect so that a large amount of electrical energy.
  • the piezoelectric element is designed as a bending beam, a piezo stack with stacked piezoelectric elements or as a torsion element that generates electrical energy due to the sudden change in the course of Zentripetalbevantung.
  • the rotational movement of the tire generates centrifugal and centripetal forces at the location of the piezoelectric element.
  • the dominant force component is determined by the selected mechanical and electrical design of the piezoelectric element.
  • a development of the invention provides that the piezoelectric element formed as a bending beam is mounted between two contact gaps, which in turn are connected via a rectifier circuit to a charge storage.
  • the charge storage device can be designed, for example, as a rechargeable battery, electrolytic capacitor or capacitor, preferably a ceramic capacitor.
  • the piezoelectric elements or the piezoelectric element are mounted on a carrier which is arranged on or in the tire inner side.
  • the rectifier circuit and other line elements or electronic components are arranged, which are supplied with electrical energy.
  • the arrangement on a carrier has the advantage of a mechanical protection of the components arranged thereon.
  • a cover which is preferably arranged on the carrier and comprises the electronic components.
  • the cover is optionally formed as a solid housing or as a Globtop, wherein the highly elastic glob-top shell protects the piezoelectric element against a fixation by a potting compound.
  • a development of the invention provides that the piezoelectric element offset from each other arranged contact surfaces are assigned to the
  • Determination of lateral or longitudinal acceleration associated with an evaluation circuit e.g. the direction of rotation of the tire so that the direction of movement of the vehicle tire and the vehicle are detected.
  • the system further provides that a transponder or a transmitting device for transmitting stored or determined data with respect to the tire with is connected to the piezoelectric element and is powered by this with energy.
  • At least one seismic mass is arranged on the piezoelectric element, preferably the transponder forms this seismic mass.
  • An attachment of the piezoelectric element to the inside of the tire is carried out via a belt or a belt, a potting compound protects the transponder from damage.
  • Fig. 1 - a schematic representation of a tire
  • Fig. 3 - a first embodiment of a piezoelectric generator in a housing
  • FIG. 4 shows a piezoelectric generator according to FIG. 3 with a glob top
  • FIG. 5 shows a variant of a piezoelectric generator with Globtop.
  • Fig. 6 is a piezoelectric generator according to FIG. 5 with elastic
  • FIG. 7 - a detail view of a contact layer according to
  • FIG. 8 shows a schematic view of a sensor transponder
  • Fig. 9 - a mounted sensor transponder assembly.
  • a tire mounted on a rim 3 is shown, on the outer circumference of which a running tire 2 is arranged.
  • a sensor transponder 1 with a piezoelectric element for measuring tire-specific characteristic values is fastened. Due to the wheel load rolling on a roadway 5 tire is flattened in the area of a tire contact patch 6, namely the Eindschreibset 4th
  • the angle-dependent course of a centripetal acceleration a is shown via the rotational angle ⁇ of the tire, depending on the location at which the piezoelectric element is located in the sensor transponder 1. If the piezoelectric element is arranged on the rim 3, a constant centripetal acceleration course 8 sets in at a uniform speed. In contrast to a mounting location on the rim, the sensor transponder mounted in the area of the tread only partially describes a circular path; in the area of the ground contact area, it moves on a straight line. This fact leads to acceleration changes, over which the piezoelectric effect can be exploited.
  • a centripetal acceleration a is shown via the rotational angle ⁇ of the tire, depending on the location at which the piezoelectric element is located in the sensor transponder 1.
  • a constant centripetal acceleration course 8 sets in at a uniform speed.
  • the sensor transponder mounted in the area of the tread only partially describes a circular path; in the area of the ground contact area, it moves on a straight
  • Tire contact patch 6 does not act Zentripetalbeatung a on the piezoelectric element in a sensor transponder 1. Based on the acceleration peaks in the inlet area E and outlet area A and reducing the acceleration to zero, a tire speed detection can be performed. The arrangement of the piezoelectric element on the inner side of the tire results in a high change in the acceleration of the piezoelectric element, since the Centripetal acceleration a is greater, the farther the piezoelectric element is from the fulcrum.
  • Fig. 3 shows a possible structure of a piezoelectric generator on a tire inside, in which on a support 9, preferably a support plate, a piezoelectric bending beam 11 are mounted between two contact blocks 10.
  • the contact blocks 10 are electrically conductive and connect the piezoelectric bending beam 11 with a direction detection circuit, which is shown in FIG. From there, cables move to a charge storage.
  • a housing 12 is arranged as a hood over it, while an inelastic encapsulation 13 mechanically protects the overall arrangement on the inside of the tire.
  • the piezoelectric bending arc of FIG. 3 and 4 can be implemented as a single layer, multilayer or as a piezo-metal composite.
  • Ih of Fig. 4 is a variant of the piezoelectric generator 1 is shown in the
  • FIG. 5 An alternative embodiment of the piezoelectric element is shown in FIG. 5, in which, instead of a bending beam 11 according to FIGS. 3 and 4, a multilayer axial sensor 110 designed as a piezo element is mounted on the carrier 9 via an electrically conductive layer 14. The assembly can over
  • Gluing, soldering or lending press done.
  • a seismic mass 15 is applied to the axial sensor 110 formed as a piezoelectric element in order to increase the piezoelectric effect.
  • Surrounding the sensor transponder 1 is again from a Globtop 16, which causes a separation of a solid potting compound 13 and allows movement of the piezoelectric element.
  • FIG. 6 An alternative embodiment of the piezoelectric generator 1 is shown in FIG. 6, in which the elastic contact layer 14, as shown in FIG. 7, is designed as a facet-shaped contact layer which serves to detect the direction.
  • the elastic contact layer 14 as shown in FIG. 7, is designed as a facet-shaped contact layer which serves to detect the direction.
  • Piezoiatas 110 executed in facet form, whereby it is possible to additionally detect the transverse and longitudinal accelerations by forming differences on the pad voltages. It can also be seen that three of the contact surfaces 111, 112, 113, 114 are connected to a differentiating circuit.
  • FIG. 8 shows the basic structure of a sensor transponder 1 with a support plate 9, on which a piezoelectric element 110 is arranged, on which a seismic mass 15 is positioned.
  • a piezoelectric element 110 is arranged, on which a seismic mass 15 is positioned.
  • a capacitor 17 serves as a charge storage
  • an ECU 18 is arranged on the support plate 9, connected to a transmission device 19, for example a transmitter.
  • pressure and temperature sensors can be mounted on the support plate 9 and polled by the ECU 18.
  • a piezoelectric generator which serves to charge an electric charge storage 17 or as an additional source of energy for battery or high frequency powered transponder systems.
  • the power generator uses the acceleration that acts on a tire-mounted transponder module during wheel rotation. From a certain charging voltage, the measurement can be started via a sensor and subsequently the transmission via the transponder. Triggering can take place either asynchronously when a certain charge is reached or synchronously as an external request.
  • piezo material which can be used as a piezo stack 110 as pure axial force sensors in a multilayer stacking.
  • the formation of the piezoelectric element is provided as a bending beam 11. It is also possible to utilize shear forces or torsional forces by means of a corresponding arrangement of the piezoelectric elements.
  • the rectifier circuit connected to the piezoelectric element polarizes this charge and stores it in a charge quantity memory, such as capacitor 17.
  • the capacitor 17, the circuit 18 and the transponder electronics 19 are protected in a rigid potting compound 13 or a mold, while a globtop elastic sheath 16 or a housing 12 protect the piezoelectric element and allow mobility.
  • the energy generated by the piezoelectric element can be collected via powerful capacitors. This energy is used to power the ECU 18, the RF link and the sensor electronics. Furthermore, the piezoelectric element can serve as an energy generator for operating a micropump, which compensates for diffusion losses in a tire, without additional energy needs to be supplied.
  • the piezoelectric generator enables electronics to be saved in the wheel housing and higher transmission ranges, which leads to a reduction in the number of transmitting antennas. It is also possible to use relatively small generators with piezoelectric elements due to the high centripetal accelerations.
  • FIG. 9 shows a mounted sensor transponder arrangement in which a piezoelectric element 11 is arranged on a wiring carrier.
  • the piezoelement 11 is connected to the carrier 9 via a contacting layer 25.
  • This elastic coupling layer 22 allows the piezoelectric element 11 moves at a change in acceleration and generates electrical energy.
  • the wiring carrier 9 is partially encapsulated with a molding material 13 '.
  • the electrical connection of the wiring substrate 9 via lead frame 23, which in turn is connected to connector pins 20.
  • the housing 12 is connected via a peripheral connection point 24, for example, formed as a belt or band, connected to the tire inner side 21.
  • the housing 12 can also be vulcanized in the tire inner side 21.
  • the forces acting on the piezoelectric element forces may be axial, bending, shear or torsional forces.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Tires In General (AREA)
  • Measuring Fluid Pressure (AREA)

Abstract

L'invention concerne un système de production d'énergie électrique pour composants électroniques comprenant un élément piézoélectrique (1, 11, 110), placé dans un pneu de véhicule présentant une bande de roulement (2) placée sur le côté extérieur. Ledit élément piézoélectrique (1, 11, 110) est placé sur le côté intérieur du pneu à l'opposé de la bande de roulement (2).
PCT/EP2005/052238 2004-07-01 2005-05-17 Systeme de production d'energie electrique pour composants electriques WO2006003052A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102004031810.7A DE102004031810B4 (de) 2004-07-01 2004-07-01 System zur Erzeugung elektrischer Energie für elektronische Komponenten
DE102004031810.7 2004-07-01

Publications (1)

Publication Number Publication Date
WO2006003052A1 true WO2006003052A1 (fr) 2006-01-12

Family

ID=35511440

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2005/052238 WO2006003052A1 (fr) 2004-07-01 2005-05-17 Systeme de production d'energie electrique pour composants electriques

Country Status (2)

Country Link
DE (1) DE102004031810B4 (fr)
WO (1) WO2006003052A1 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007031414A1 (fr) * 2005-09-16 2007-03-22 Robert Bosch Gmbh Ceramiques piezo-electriques utilisees comme detecteur de vibration lors de la reconnaissance du roulement dans des systemes de pression des pneus
JP2010515616A (ja) * 2007-01-09 2010-05-13 ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング タイヤセンサモジュールのためのエネルギー発生装置
US8035502B2 (en) 2006-03-02 2011-10-11 Continental Teves Ag & Co. Ohg Tire module with piezoelectric converter
US8387452B2 (en) 2007-07-18 2013-03-05 Pirelli Tyre S.P.A. Method and system for generating electrical energy within a vehicle tyre
DE102007007016B4 (de) * 2006-02-08 2016-01-14 Continental Teves Ag & Co. Ohg Reifenmodul
US11264938B2 (en) 2016-02-08 2022-03-01 Mtpv Power Corporation Radiative micron-gap thermophotovoltaic system with transparent emitter

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007099159A1 (fr) * 2006-03-02 2007-09-07 Continental Teves Ag & Co. Ohg Module de pneu à transducteur piézoélectrique
DE102007010782B4 (de) * 2006-03-02 2016-02-04 Continental Teves Ag & Co. Ohg Reifenmodul mit piezoelektrischem Wandler
DE102007010780B4 (de) * 2006-03-02 2016-01-28 Continental Teves Ag & Co. Ohg Reifenmodul mit piezoelektrischem Wandler
DE102006028412A1 (de) * 2006-06-21 2007-12-27 Robert Bosch Gmbh Verfahren zur Messung des Luftdrucks in einem Fahrzeugreifen
DE102006037173A1 (de) * 2006-08-09 2008-02-14 Robert Bosch Gmbh Schaltungsmodul
DE102006037692A1 (de) 2006-08-11 2008-02-14 Robert Bosch Gmbh Schaltungsmodul
WO2008034825A1 (fr) * 2006-09-19 2008-03-27 Continental Teves Ag & Co. Ohg Module de pneu comprenant un convertisseur piézoélectrique
DE102008012659B4 (de) * 2007-04-16 2019-02-21 Continental Teves Ag & Co. Ohg Reifenmodul mit piezoelektrischem Wandler
DE102008029534B4 (de) 2007-08-24 2019-11-07 Continental Teves Ag & Co. Ohg Reifenmodul mit piezoelektrischem Wandler
DE102008035486A1 (de) 2007-08-31 2009-03-05 Continental Teves Ag & Co. Ohg Reifenmodul sowie Verfahren zur Signalaufbereitung
DE102007041920A1 (de) * 2007-09-04 2009-03-05 Siemens Ag Piezoelektrischer Mikroenergiewandler zur Energiegewinnung in Reifen, insbesondere Autoreifen
DE102009034334A1 (de) 2008-08-27 2010-03-11 Continental Teves Ag & Co. Ohg Radmodul
DE102008046270B4 (de) 2008-09-08 2017-01-05 Continental Automotive France Drehrichtungsgeber und Verfahren zur Ermittlung der Drehrichtung eines Rades
DE102010014595A1 (de) * 2010-04-09 2011-10-13 Enocean Gmbh Sendeeinrichtung
DE102010038136B4 (de) 2010-10-12 2015-12-17 Huf Hülsbeck & Fürst Gmbh & Co. Kg Reifenmodul und damit ausgestatteter Reifen
DE102012101848A1 (de) * 2012-03-06 2013-09-12 Contitech Transportbandsysteme Gmbh Piezoelektrischer Energiewandler
EP2734388B1 (fr) 2012-04-11 2016-03-23 Huf Hülsbeck & Fürst GmbH & Co. KG Module de pneu à transducteur piézoélectrique et pneu avec ce module
DE102012007071A1 (de) 2012-04-11 2013-10-17 Huf Hülsbeck & Fürst Gmbh & Co. Kg Reifenmodul und damit ausgestatteter Reifen
DE202018001843U1 (de) 2018-04-12 2018-04-30 Rudi Danz Multifunktionale Module zur Erzeugung elektrischer Energie auf Verkehrswegen für die Elektromobilität
EP3816633A1 (fr) * 2019-10-29 2021-05-05 ALSTOM Transport Technologies Système de détection de la vitesse d'un véhicule comprenant au moins un élément piézoélectrique fixé à au moins une roue et au moins un capteur supplémentaire, procédé et programme informatique associés
DE102020121337A1 (de) 2020-08-13 2022-02-17 Tdk Electronics Ag Piezoelektrischer Wandler und Verfahren zur Einstellung der elektromechanischen Eigenschaften eines piezoelektrischen Wandlers
DE202024001393U1 (de) 2024-07-22 2025-01-13 Olga Kisselmann Reifen mit Vorrichtung zum Erzeugen von elektrischem Strom

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000002741A1 (fr) * 1998-07-10 2000-01-20 The Goodyear Tire & Rubber Company Compteur de tours de pneumatique a auto-alimentation
US20030209064A1 (en) * 2002-05-10 2003-11-13 Adamson John David System for generating electric power from a rotating tire's mechanical energy using reinforced piezoelectric materials
WO2004030948A1 (fr) * 2002-10-01 2004-04-15 Piezotag Limited Unite de telemetrie
WO2005067073A1 (fr) * 2003-12-29 2005-07-21 Pirelli Pneumatici S.P.A. Procede et systeme pour produire de l'energie electrique a l'interieur d'un pneu de vehicule

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4246567A (en) * 1979-07-23 1981-01-20 Facet Enterprises, Inc. Device for detecting and indicating low pressure and high heat in pneumatic tires
DE4402136C2 (de) * 1994-01-26 1997-12-18 Telefunken Microelectron Vorrichtung zur Bestimmung der Betriebsparamter von Fahrzeugreifen
FR2764241B1 (fr) * 1997-06-10 1999-08-20 Dassault Electronique Surveillance d'un pneumatique par mesure d'acceleration
GB9726594D0 (en) * 1997-12-17 1998-02-18 Sumitomo Rubber Ind Sensor for a pneumatic tyre
US20030058118A1 (en) * 2001-05-15 2003-03-27 Wilson Kitchener C. Vehicle and vehicle tire monitoring system, apparatus and method

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000002741A1 (fr) * 1998-07-10 2000-01-20 The Goodyear Tire & Rubber Company Compteur de tours de pneumatique a auto-alimentation
US20030209064A1 (en) * 2002-05-10 2003-11-13 Adamson John David System for generating electric power from a rotating tire's mechanical energy using reinforced piezoelectric materials
WO2004030948A1 (fr) * 2002-10-01 2004-04-15 Piezotag Limited Unite de telemetrie
WO2005067073A1 (fr) * 2003-12-29 2005-07-21 Pirelli Pneumatici S.P.A. Procede et systeme pour produire de l'energie electrique a l'interieur d'un pneu de vehicule

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007031414A1 (fr) * 2005-09-16 2007-03-22 Robert Bosch Gmbh Ceramiques piezo-electriques utilisees comme detecteur de vibration lors de la reconnaissance du roulement dans des systemes de pression des pneus
DE102007007016B4 (de) * 2006-02-08 2016-01-14 Continental Teves Ag & Co. Ohg Reifenmodul
US8035502B2 (en) 2006-03-02 2011-10-11 Continental Teves Ag & Co. Ohg Tire module with piezoelectric converter
JP2010515616A (ja) * 2007-01-09 2010-05-13 ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング タイヤセンサモジュールのためのエネルギー発生装置
US8387452B2 (en) 2007-07-18 2013-03-05 Pirelli Tyre S.P.A. Method and system for generating electrical energy within a vehicle tyre
US11264938B2 (en) 2016-02-08 2022-03-01 Mtpv Power Corporation Radiative micron-gap thermophotovoltaic system with transparent emitter

Also Published As

Publication number Publication date
DE102004031810A1 (de) 2006-01-26
DE102004031810B4 (de) 2017-11-09

Similar Documents

Publication Publication Date Title
DE102004031810B4 (de) System zur Erzeugung elektrischer Energie für elektronische Komponenten
WO2009027424A1 (fr) Module de pneu et procédé de conditionnement de signaux
US7781942B2 (en) Tire with electric power generation device
US8365589B2 (en) Device for generating energy in a rotating system
EP2107974B1 (fr) Dispositif de production d'énergie pour module de détection de bandage de véhicule
EP1605528A2 (fr) Fibres céramiques piézoélectriques avec noyau métallique
EP2734388A1 (fr) Module de pneu comprenant un convertisseur piézoélectrique et pneu équipé d'un tel module
DE102010038136B4 (de) Reifenmodul und damit ausgestatteter Reifen
WO2008017537A2 (fr) Circuit modulaire
DE102008007774A1 (de) Biegewandler zum Erzeugen von elektrischer Energie aus mechanischen Verformungen
DE102007010782B4 (de) Reifenmodul mit piezoelektrischem Wandler
WO2013143755A1 (fr) Dispositif de détection pour un élément de batterie d'un accumulateur d'énergie électrique, élément de batterie, procédé pour sa fabrication et procédé pour le transfert de données du détecteur dans celui-ci
EP2673147A1 (fr) Pneu pour véhicule, présentant un matériau d'étanchéité sur la face intérieure du pneu
WO2016128160A1 (fr) Dispositif et procédé de communication avec un élément de batterie, et élément de batterie, module de batterie, batterie, système de batterie et véhicule
WO2016074844A1 (fr) Cellule galvanique et procédé de fabrication d'une cellule galvanique
DE102008012659B4 (de) Reifenmodul mit piezoelektrischem Wandler
DE19747001C2 (de) Dehnungsmeßstreifen sowie ein mit diesen Dehnungsmeßstreifen hergestellter mechanisch-elektrischer Wandler
WO2008034825A1 (fr) Module de pneu comprenant un convertisseur piézoélectrique
DE102007007016B4 (de) Reifenmodul
DE102006024006A1 (de) Vorrichtung zur Umwandlung von mechanischer Energie in elektrische Energie
DE102004002910B4 (de) Vorrichtung zur Wandelung von Energie eines sich drehenden Rades und Kraftfahrzeugrad mit einer derartigen Wandelungsvorrichtung
DE102004002909B4 (de) Vorrichtung zur Wandelung von Energie eines Reifens und Reifen mit einer derartigen Wandelungsvorrichtung
DE102004045262A1 (de) Fahrzeugreifen mit einer Karkasse und einem integrierten Transponder
DE102019208819A1 (de) Batteriezellengehäuse und Verfahren zum Herstellen einer Batteriezelle
EP3722769B1 (fr) Module électronique et son procédé de fabrication

Legal Events

Date Code Title Description
AK Designated states

Kind code of ref document: A1

Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KM KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NG NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SM SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW

AL Designated countries for regional patents

Kind code of ref document: A1

Designated state(s): GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG

121 Ep: the epo has been informed by wipo that ep was designated in this application
122 Ep: pct application non-entry in european phase
点击 这是indexloc提供的php浏览器服务，不要输入任何密码和下载