Patents by Inventor Lionel Fagot-Revurat
Lionel Fagot-Revurat has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230166570Abstract: The invention relates to a device for measuring an operating variable, to be fitted onto a tyre, comprising: an electronic circuit distributed over a first face of an electronic board and comprising a sensor; a protective housing at least partially covering the electronic circuit; and at least one first antenna wire having one end galvanically connected to the electronic circuit and integrally extending so as to project laterally from the housing; According to the invention, the housing comprises a lateral portion which projects substantially tangentially to a proximal end portion of the first wire in accordance with the generatrix of said first wire.Type: ApplicationFiled: March 22, 2021Publication date: June 1, 2023Inventors: Julien DESTRAVES, Lionel FAGOT-REVURAT, Éric BAILLY, Antoine CANU, David VERA
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Patent number: 11559960Abstract: A tire comprises an interior surface and an exterior surface, an accommodating region arranged on one of said interior and exterior surfaces, an adhesive layer arranged on the accommodating region and a member attached to the accommodating region by the adhesive layer, in which the adhesive layer is based on a silanized polyether.Type: GrantFiled: October 25, 2016Date of Patent: January 24, 2023Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventors: Philippe Laubry, Lionel Fagot-Revurat, Isabelle Aldon
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Patent number: 11235627Abstract: A system for measuring parameters of a mounted assembly comprises an electronic device for measuring parameters of the mounted assembly and a bonding interface made of elastomeric material surrounding the electronic device. The measuring electronic device comprises: a UHF radiofrequency antenna; and an electronic board with an electronic chip coupled to the UHF radiofrequency antenna, a sensor for measuring parameters of the mounted assembly, a microcontroller and an electrical circuit. The measuring system comprises a ground plane connected to the electronic board. The electronic board comprises an energy manager and a capacitive element. The coupling between the electronic chip and the UHF radiofrequency antenna is of an electrical nature. The electronic chip, the microcontroller and the measuring sensor are components of low energy consumption.Type: GrantFiled: October 16, 2018Date of Patent: February 1, 2022Assignees: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, SAFRAN, SAFRAN LANDING SYSTEMS, SAFRAN ELECTRONICS & DEFFENSEInventors: Lionel Fagot-Revurat, Julien Destraves
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Publication number: 20210197631Abstract: An arrangement comprises a tire casing, an electronic device for measuring a mounted assembly and an interface for bonding the casing and the electronic device, made of elastomeric material and covering the electronic device. The measuring electronic device comprises: a UHF radiofrequency antenna; and a circuit board with an electronic chip coupled to the UHF radiofrequency antenna and a sensor for measuring a parameter of the mounted assembly. The tire casing comprises: a crown, two sidewalls and two beads of revolution about a reference axis and first and second surfaces located internally and externally to the tire casing; and a median plane perpendicular to the reference axis. The interface is fastened in line with the crown to the second surface of the tire casing, and the feed point is located axially in the central region of the crown.Type: ApplicationFiled: May 29, 2019Publication date: July 1, 2021Inventors: LIONEL FAGOT-REVURAT, JULIEN DESTRAVES
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Patent number: 11051087Abstract: An electronic assembly (1) for a tire comprises an electronic module (30) and a rubber patch (10) provided with a housing (14) suitable for allowing the positioning of an active part of the electronic module (30) in said housing (14), wherein the patch (10) is configured according to a substantially elongate axial profile with a base (12) and a top (19) separated by a lateral wall (11), said patch (10) comprising a lateral opening (13) communicating with the housing (14); the electronic module (30) is configured according to a substantially elongate axial profile and comprises a gripping head (31) extending axially so as to project out of the patch (10); and the gripping head (31) of the electronic module (30) is covered with a protective rubber jacket (20).Type: GrantFiled: November 5, 2018Date of Patent: June 29, 2021Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventors: Lionel Fagot-Revurat, Thomas Mosnier
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Publication number: 20210178837Abstract: A system for measuring parameters of a mounted assembly comprises an electronic device for measuring parameters of the mounted assembly and a bonding interface made of elastomeric material surrounding the electronic device. The measuring electronic device comprises: a UHF radiofrequency antenna; and an electronic board with an electronic chip coupled to the UHF radiofrequency antenna, a sensor for measuring parameters of the mounted assembly, a microcontroller and an electrical circuit. The measuring system comprises a ground plane connected to the electronic board. The electronic board comprises an energy manager and a capacitive element. The coupling between the electronic chip and the UHF radiofrequency antenna is of an electrical nature. The electronic chip, the microcontroller and the measuring sensor are components of low energy consumption.Type: ApplicationFiled: October 16, 2018Publication date: June 17, 2021Inventors: LIONEL FAGOT-REVURAT, JULIEN DESTRAVES
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Publication number: 20210170705Abstract: A retreading method for a tire comprising an electronic assembly (1) provided with an electronic module, a rubber patch fastened to an inner wall of the tyre, said patch including a seat designed to house an active portion of the electronic module, comprises the following steps: removing the electronic module from the patch used for fastening, placing a protective cover (40) that is resistant to vulcanization on the patch so as to cover the patch, placing a new tread on the tire, vulcanizing the tyre with the new tread, removing the protective cover (40) from the patch, and re-inserting the electronic module into the rubber patch.Type: ApplicationFiled: November 5, 2018Publication date: June 10, 2021Inventors: THOMAS MOSNIER, LIONEL FAGOT-REVURAT
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Publication number: 20200280770Abstract: An electronic assembly (1) for a tire comprises an electronic module (30) and a rubber patch (10) provided with a housing (14) suitable for allowing the positioning of an active part of the electronic module (30) in said housing (14), wherein the patch (10) is configured according to a substantially elongate axial profile with a base (12) and a top (19) separated by a lateral wall (11), said patch (10) comprising a lateral opening (13) communicating with the housing (14); the electronic module (30) is configured according to a substantially elongate axial profile and comprises a gripping head (31) extending axially so as to project out of the patch (10); and the gripping head (31) of the electronic module (30) is covered with a protective rubber jacket (20).Type: ApplicationFiled: November 5, 2018Publication date: September 3, 2020Inventors: LIONEL FAGOT-REVURAT, THOMAS MOSNIER
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Publication number: 20180339475Abstract: A tire comprises an interior surface and an exterior surface, an accommodating region arranged on one of said interior and exterior surfaces, an adhesive layer arranged on the accommodating region and a member attached to the accommodating region by the adhesive layer, in which the adhesive layer is based on a silanized polyether.Type: ApplicationFiled: October 25, 2016Publication date: November 29, 2018Inventors: Philippe LAUBRY, Lionel FAGOT-REVURAT, Isabelle ALDON
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Publication number: 20180134103Abstract: Tire of maximum width LT comprising a tread (1) asymmetric about the equatorial plane, one of its sides of which is intended to be positioned on the outboard side of the vehicle, a crown inner liner, radially furthest on the inside of the crown, and an electronic device with a sensor making for measuring at least one parameter. This electronic device is installed in the tire under the crown, radially on the inside of the inner liner of the crown, on the side of the tread that is intended to be positioned on the outboard side of the vehicle with respect to the equatorial plane and such that the axial distance from the centre of gravity of the electronic device to the equatorial plane is at least equal to 5% and at most equal to 25% of the maximum axial width of the tire LT.Type: ApplicationFiled: April 6, 2016Publication date: May 17, 2018Applicant: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventors: François-Xavier BRUNEAU, Lionel FAGOT-REVURAT
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Patent number: 9850005Abstract: A number of landings of an aircraft tire is counted according to a method that includes: measuring a physical quantity of air contained inside the tire, the measuring taking place in a discontinuous mode; determining at least one indicator relating to the physical quantity; comparing the at least one indicator with a predetermined threshold associated with the tire; and, if the at least one indicator is greater than the predetermined threshold associated with the tire, incrementing the number of landings of the tire.Type: GrantFiled: April 12, 2012Date of Patent: December 26, 2017Assignees: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN, MICHELIN RECHERCHE ET TECHNIQUE S.A.Inventor: Lionel Fagot-Revurat
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Publication number: 20140058621Abstract: A number of landings of an aircraft tyre is counted according to a method that includes: measuring a physical quantity of air contained inside the tyre, the measuring taking place in a discontinuous mode; determining at least one indicator relating to the physical quantity; comparing the at least one indicator with a predetermined threshold associated with the tyre; and, if the at least one indicator is greater than the predetermined threshold associated with the tyre, incrementing the number of landings of the tyre.Type: ApplicationFiled: April 12, 2012Publication date: February 27, 2014Applicants: MICHELIN RECHERCHE ET TECHNIQUE S.A., COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventor: Lionel Fagot-Revurat
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Patent number: 8478556Abstract: A calibration process for an SAW sensor of the differential resonator type incorporated in an assembly, the sensor having two resonance frequencies (f1, f2) which vary differently as a function of the value of a physical magnitude (G) of the assembly.Type: GrantFiled: November 22, 2007Date of Patent: July 2, 2013Assignee: Michelin Recherche et Technique S.A.Inventor: Lionel Fagot-Revurat
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Patent number: 8463497Abstract: A method for determining a characteristic quantity representative of grip conditions of a vehicle wheel running on a ground surface involves imposing a given simultaneous steering angle variation on two wheels mounted on the same axle of the vehicle, the steering angle variation being of the same amplitude for the two wheels but in opposite directions, and measuring the characteristic quantity for at least one of the two wheels.Type: GrantFiled: March 18, 2010Date of Patent: June 11, 2013Assignees: Compagnie Generale des Etablissements Michelin, Michelin Recherche et Technique S.A.Inventors: Philippe Denimal, Jean-Marie Mus, Fabien Marlier, Lionel Fagot-Revurat
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Patent number: 8354922Abstract: A vehicle comprising at least one mounted assembly, comprising a wheel and a tire, and an element consisting partially of polymer compounds, said mounted assembly comprising at least one wireless system for measuring a physical parameter of the tire by surface acoustic wave technology or volume acoustic wave technology, at least one area of said element being at a constant distance from the mounted assembly during use of the vehicle. An interrogation antenna is associated with said area of said element.Type: GrantFiled: March 13, 2007Date of Patent: January 15, 2013Assignee: Michelin Recherche et Technique S.A.Inventor: Lionel Fagot-Revurat
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Patent number: 8162534Abstract: A ground-contacting component of a vehicle, consisting partly of polymeric compounds, in which at least one wireless temperature measurement system 7 based on surface acoustic wave or bulk acoustic wave technology is embedded in a region of a polymeric compound liable to reach temperatures above 100° C. and/or to be influenced by a surrounding region of a polymeric compound liable to reach temperatures above 100° C. during use of the vehicle. Also disclosed are a tire 1 and the use of a wireless temperature measurement system based on acoustic surface wave or bulk acoustic wave technology.Type: GrantFiled: December 2, 2005Date of Patent: April 24, 2012Assignee: Michelin Recherche et Technique S.A.Inventors: Lionel Fagot-Revurat, Pascal Prost
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Publication number: 20120053786Abstract: To determine a characteristic quantity representative of grip conditions of a wheel of a vehicle running on a given ground surface, the following steps are performed: for two wheels mounted on the same axle of the vehicle, imposing a given simultaneous steering angle variation, the steering angle variation being of the same amplitude for the two wheels but in opposite directions; and measuring the characteristic quantity for at least one of the two wheels.Type: ApplicationFiled: March 18, 2010Publication date: March 1, 2012Applicants: MICHELIN RECHERCHE ET TECHNIQUE S.A., SOCIETE DE TECHNOLOGIE MICHELINInventors: Philippe Denimal, Jean-Marie Mus, Fabien Marlier, Lionel Fagot-Revurat
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Patent number: 7916012Abstract: Control of running conditions, and particularly physical parameters of tires are recommended to increase automobile safety. A sensor according to the invention is used to determine various factors such as the temperature or pressure of tires. The sensor is a hybrid resonant passive structure that may be integrated in the vehicle ground connection, and particularly in the rubber of the tire when it is manufactured.Type: GrantFiled: July 28, 2006Date of Patent: March 29, 2011Assignee: Michelin Recherche Et Technique S.A.Inventors: Lionel Fagot-Revurat, Sylvain Ballandras, Jérémy Masson, William Steichen
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Publication number: 20100139362Abstract: A calibration process for an SAW sensor of the differential resonator type incorporated in an assembly, the sensor having two resonance frequencies (f1, f2) which vary differently as a function of the value of a physical magnitude (G) of the assembly.Type: ApplicationFiled: November 22, 2007Publication date: June 10, 2010Applicant: MICHELIN RECHERCHE ET TECHNIQUE S.A.Inventor: Lionel Fagot-Revurat
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Patent number: 7562567Abstract: A ground-contacting component of a vehicle, comprising at least two physical parameter measurement systems, each measurement system having a linearly polarized antenna. The polarization directions of the antennas make an angle of between 30 and 90° between them. Also disclosed are a tire and a vehicle ground contact.Type: GrantFiled: December 2, 2005Date of Patent: July 21, 2009Assignee: Michelin Recherche et Technique S.A.Inventor: Lionel Fagot-Revurat