Patents by Inventor Pascal Prost
Pascal Prost 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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Patent number: 12043066Abstract: A tire for a motor vehicle comprising: two beads (20); two sidewalls (30) meeting at a crown (25); at least one carcass reinforcement (160) extending from the beads (20) through the sidewalls (30) as far as the crown (25), the carcass reinforcement (160) having a plurality of carcass reinforcing elements and anchored in the two beads (20) by a turn-up around the annular reinforcing structure (70), so as to form in each bead a main strand (162) and a turn-up strand (163); and a stiffening reinforcement (140) arranged in at least one sidewall of the tire, said stiffening reinforcement (140) having a radially inner end (141) and a radially outer end (142), the stiffening reinforcement being formed of a plurality of stiffening elements oriented at an angle less than or equal to 10° relative to a circumferential direction of the tire.Type: GrantFiled: October 1, 2018Date of Patent: July 23, 2024Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventors: Herve Ferigo, Pascal Prost
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Patent number: 11752802Abstract: A tire having an axis of rotation and a median plane (CP) perpendicular to the axis of rotation, and comprising: a crown reinforcement, a tread positioned radially on the outside of the crown reinforcement and axially between two shoulders, comprising a contact face intended to come into contact with the roadway while the tire is being driven on, wherein the tread is primarily made up of at least one rubber compound of given dynamic shear modulus M and comprises a plurality of furrows oriented substantially circumferentially, each furrow having a furrow bottom, and a sub-layer disposed radially on the outside of the crown reinforcement and radially on the inside of the tread, wherein the sub-layer is made up of at least one rubber compound of given dynamic shear modulus A is flush with each furrow bottom.Type: GrantFiled: June 26, 2018Date of Patent: September 12, 2023Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventors: Christopher Careme, Pascal Prost
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Publication number: 20230158762Abstract: A method for manufacturing a tire comprising a carcass reinforcement comprising a carcass layer and a working reinforcement comprising a single working layer comprising forming, around a support, a wound carcass assembly (52) intended to form the carcass layer and a wound working assembly intended to form the working layer, and then deforming the support. The wound carcass assembly (52) is formed so as to form either a junction (56) by abutment without forming a superposition, or a junction (56) by overlapping, or without forming a junction.Type: ApplicationFiled: October 9, 2020Publication date: May 25, 2023Inventors: PASCAL PROST, GAEL ROTY, OLIVIER MUHLHOFF
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Patent number: 11560023Abstract: Tire (1) having sidewalls (2), a substantially electrically insulating crown block (7) and a substantially insulating tread (8), the tire (1) also having at least one conductive peg (21) that is oriented in the radial direction and positioned under the tread (8) of the tire so as to create an electrically conductive path between the ground and a rim on which the tire is able to be mounted.Type: GrantFiled: December 20, 2018Date of Patent: January 24, 2023Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventors: Claude Orlowski, Olivier Muhlhoff, Jośe Merino, Pascal Prost, Mattheiu Quadrini
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Patent number: 11358414Abstract: A tire has a sub-layer (7) made up substantially of a first base layer (71) disposed radially on the crown reinforcement (5) and axially between the median plane (CP) and a transition edge (711), the transition edge (711) being situated axially between the median plane (CP) and a shoulder (60), said first base layer (71) being made up of a rubber compound of given stiffness A, a second base layer (72) disposed radially on the crown reinforcement (5) and axially between the transition edge (711) and a shoulder end (721), said second base layer (72) being made up of a rubber compound of given stiffness B, a covering layer (73) disposed radially on the first base layer (71) and on the second base layer (72) and radially on the inside of the tread (6) and axially at least in sections situated between the median plane (CP) and the shoulder end (721), said covering layer (73) being made up of a rubber compound of given stiffness C, the stiffness B being less than the stiffness A, which is less than the stiffness C,Type: GrantFiled: July 17, 2017Date of Patent: June 14, 2022Assignee: COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventors: Pascal Prost, Christopher Careme, David Dean
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Publication number: 20210031565Abstract: Tire (1) having a sub-layer (7) made up substantially of a base layer (71) disposed radially on the crown reinforcement (5) and axially between the median plane (CP) and a shoulder (60), said base layer (71) being made up of a rubber compound of given stiffness A, a covering layer (72) disposed radially on the base layer (71) and radially on the inside of the tread (6) and axially at least in sections situated between the median plane (CP) and the shoulder end (721), said covering layer (72) being made up of a rubber compound of given stiffness B, the stiffness A being less than the stiffness B, and the stiffness B being greater than the stiffness M.Type: ApplicationFiled: January 18, 2019Publication date: February 4, 2021Inventors: Pascal PROST, Christopher CAREME, David DEAN
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Publication number: 20200331307Abstract: Tire (1) having sidewalls (2), a substantially electrically insulating crown block (7) and a substantially insulating tread (8), the tire (1) also having at least one conductive peg (21) that is oriented in the radial direction and positioned under the tread (8) of the tire so as to create an electrically conductive path between the ground and a rim on which the tire is able to be mounted.Type: ApplicationFiled: December 20, 2018Publication date: October 22, 2020Inventors: Claude ORLOWSKI, Olivier MUHLHOFF, Jose MERINO, Pascal PROST, Mattheiu QUADRINI
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Publication number: 20200231012Abstract: A tire for a motor vehicle comprising: two beads (20); two sidewalls (30) meeting at a crown (25); at least one carcass reinforcement (160) extending from the beads (20) through the sidewalls (30) as far as the crown (25), the carcass reinforcement (160) having a plurality of carcass reinforcing elements and anchored in the two beads (20) by a turn-up around the annular reinforcing structure (70), so as to form in each bead a main strand (162) and a turn-up strand (163); and a stiffening reinforcement (140) arranged in at least one sidewall of the tire, said stiffening reinforcement (140) having a radially inner end (141) and a radially outer end (142), the stiffening reinforcement being formed of a plurality of stiffening elements oriented at an angle less than or equal to 10° relative to a circumferential direction of the tire.Type: ApplicationFiled: October 1, 2018Publication date: July 23, 2020Inventors: HERVE FERIGO, PASCAL PROST
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Publication number: 20200156413Abstract: A tire having an axis of rotation and a median plane (CP) perpendicular to the axis of rotation, and comprising: a crown reinforcement, a tread positioned radially on the outside of the crown reinforcement and axially between two shoulders, comprising a contact face intended to come into contact with the roadway while the tire is being driven on, wherein the tread is primarily made up of at least one rubber compound of given dynamic shear modulus M and comprises a plurality of furrows oriented substantially circumferentially, each furrow having a furrow bottom, and a sub-layer disposed radially on the outside of the crown reinforcement and radially on the inside of the tread, wherein the sub-layer is made up of at least one rubber compound of given dynamic shear modulus A is flush with each furrow bottom.Type: ApplicationFiled: June 26, 2018Publication date: May 21, 2020Inventors: CHRISTOPHER CAREME, PASCAL PROST
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Publication number: 20190232720Abstract: A tire has a sub-layer (7) made up substantially of a first base layer (71) disposed radially on the crown reinforcement (5) and axially between the median plane (CP) and a transition edge (711), the transition edge (711) being situated axially between the median plane (CP) and a shoulder (60), said first base layer (71) being made up of a rubber compound of given stiffness A, a second base layer (72) disposed radially on the crown reinforcement (5) and axially between the transition edge (711) and a shoulder end (721), said second base layer (72) being made up of a rubber compound of given stiffness B, a covering layer (73) disposed radially on the first base layer (71) and on the second base layer (72) and radially on the inside of the tread (6) and axially at least in sections situated between the median plane (CP) and the shoulder end (721), said covering layer (73) being made up of a rubber compound of given stiffness C, the stiffness B being less than the stiffness A, which is less than the stiffness C,Type: ApplicationFiled: July 17, 2017Publication date: August 1, 2019Inventors: PASCAL PROST, CHRISTOPHER CAREME, DAVID DEAN
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Patent number: 9168790Abstract: A motorized two-wheeled vehicle, comprising a radial carcass reinforcement formed of at least two layers of reinforcing elements, and comprising underneath the tread a crown reinforcement structure comprising of at least one layer of reinforcing elements. At least the tread surface comprises a first polymeric compound extending in at least the region of the equatorial plane and at least one second polymeric compound having physicochemical properties different from those of said first polymeric compound, the density of reinforcing elements in the radially inner carcass reinforcement layer being less than that in the radially outer carcass reinforcement layer.Type: GrantFiled: March 7, 2011Date of Patent: October 27, 2015Assignees: Michelin Recherche et Technique S.A., COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventors: Jean-Marc Ruffenach, Alain Valle, Luc Bestgen, Pascal Prost
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Patent number: 9156316Abstract: A tire comprising a reinforcing structure of the carcass type and comprising under the tread strip a crown reinforcing structure consisting of at least two layers of reinforcing elements. The carcass-type reinforcing structure is produced in the form of two half-layers extending at least from the shoulders to the beads and each having an end under the tread strip, the crown reinforcing structure comprises at least one layer of circumferential reinforcing elements which are distributed in the transverse direction with a variable pitch and the pitch between the circumferential reinforcing elements is at a minimum in the region of the layer of circumferential reinforcing elements that radially face the ends of each of the half-layers of the carcass-type reinforcing structure.Type: GrantFiled: December 9, 2009Date of Patent: October 13, 2015Assignees: Michelin Recherche et Technique S.A., COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELINInventors: Francis Bordoz, Alain Valle, Pascal Prost
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Patent number: 8925606Abstract: A tire comprising a reinforcing structure of the carcass type and comprising under the tread strip a crown reinforcing structure comprised of at least one layer of reinforcing elements. At least the surface of the tread strip comprises a first polymer compound extending at least into the region of the equatorial plane and at least one second polymer compound having physicochemical properties that differ from those of the first polymer compound, the crown reinforcing structure comprising at least one layer of circumferential reinforcing elements which are distributed in the transverse direction with a variable pitch and the pitch between the circumferential reinforcing elements being at a minimum in the region of the layer of circumferential reinforcing elements that radially face the ends of the first compound.Type: GrantFiled: December 9, 2009Date of Patent: January 6, 2015Assignees: Michelin Recherche Techniques S.A, Compagnie Generale des Etablissements MichelinInventors: Francis Bordoz, Alain Valle, Pascal Prost
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Patent number: 8776848Abstract: A tire for a motorized two-wheeled vehicle, comprising a carcass-type reinforcing structure formed of at least two layers of reinforcing elements, and comprising underneath the tread a crown reinforcement structure comprising at least one layer of reinforcing elements. At least the tread surface comprises a first polymeric compound extending in at least the region of the equatorial plane and at least one second polymeric compound having physicochemical properties different from those of said first polymeric compound, the reinforcing elements of said two or more layers forming the carcass-type reinforcing structure forming angles with the circumferential direction of between 70° and 85° and the distance between the reinforcing elements of each of said two or more layers forming the carcass-type reinforcing structure being not more than 0.5 mm across at least 60% of the axial width of at least one region composed of the second polymeric compound.Type: GrantFiled: March 7, 2011Date of Patent: July 15, 2014Assignees: Michelin Recherche et Techniques S.A., Compagnie Generale des Etablissements MichelinInventors: Jean-Marc Ruffenach, Alain Valle, Luc Bestgen, Pascal Prost
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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: 20110308690Abstract: The invention relates to a tire comprising a carcass type reinforcing structure and comprising under the tread strip a crown reinforcing structure consisting of at least two layers of reinforcing elements. According to the invention, the carcass type reinforcing structure comprises at least two half-layers extending at least from the shoulders to the beads and each having an end under the tread strip and at least the surface of the tread strip consisting of a first polymer compound extending at least between the ends of each of the half-layers and of at least a second polymer compound having physicochemical properties that differ from those of the said first polymer compound and covering at least part of each of the half-layers.Type: ApplicationFiled: December 9, 2009Publication date: December 22, 2011Inventors: Francis Bordoz, Alain Valle, Pascal Prost
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Publication number: 20110308678Abstract: A tire comprising a reinforcing structure of the carcass type and comprising under the tread strip a crown reinforcing structure comprised of at least one layer of reinforcing elements. At least the surface of the tread strip comprises a first polymer compound extending at least into the region of the equatorial plane and of at least one second polymer compound having physicochemical properties that differ from those of the first polymer compound, the crown reinforcing structure comprising at least one layer of circumferential reinforcing elements which are distributed in the transverse direction with a variable pitch and the pitch between the circumferential reinforcing elements being at a minimum in the region of the layer of circumferential reinforcing elements that radially face the ends of the first compound.Type: ApplicationFiled: December 9, 2009Publication date: December 22, 2011Inventors: Francis Bordoz, Alain Valle, Pascal Prost
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Publication number: 20110303340Abstract: A tire comprising a reinforcing structure of the carcass type and comprising under the tread strip a crown reinforcing structure consisting of at least two layers of reinforcing elements. The carcass-type reinforcing structure is produced in the form of two half-layers extending at least from the shoulders to the beads and each having an end under the tread strip, the crown reinforcing structure comprises at least one layer of circumferential reinforcing elements which are distributed in the transverse direction with a variable pitch and the pitch between the circumferential reinforcing elements is at a minimum in the region of the layer of circumferential reinforcing elements that radially face the ends of each of the half-layers of the carcass-type reinforcing structure.Type: ApplicationFiled: December 9, 2009Publication date: December 15, 2011Applicants: Michelin Recherche et Technique S.A., Societe De Technologie MichelinInventors: Francis Bordoz, Alain Valle, Pascal Prost
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Publication number: 20110214791Abstract: A tire for a motorized two-wheeled vehicle, comprising a carcass-type reinforcing structure formed of at least two layers of reinforcing elements, and comprising underneath the tread a crown reinforcement structure comprising at least one layer of reinforcing elements. At least the tread surface comprises a first polymeric compound extending in at least the region of the equatorial plane and at least one second polymeric compound having physicochemical properties different from those of said first polymeric compound, the reinforcing elements of said two or more layers forming the carcass-type reinforcing structure forming angles with the circumferential direction of between 70° and 85° and the distance between the reinforcing elements of each of said two or more layers forming the carcass-type reinforcing structure being not more than 0.5 mm across at least 60% of the axial width of at least one region composed of the second polymeric compound.Type: ApplicationFiled: March 7, 2011Publication date: September 8, 2011Applicants: SOCIETE DE TECHNOLOGIE MICHELIN, Michelin Recherche et Technique S.A.Inventors: Jean-Marc Ruffenach, Alain Valle, Luc Bestgen, Pascal Prost
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Publication number: 20110214793Abstract: A motorized two-wheeled vehicle, comprising a radial carcass reinforcement formed of at least two layers of reinforcing elements, and comprising underneath the tread a crown reinforcement structure comprising of at least one layer of reinforcing elements. At least the tread surface comprises a first polymeric compound extending in at least the region of the equatorial plane and at least one second polymeric compound having physicochemical properties different from those of said first polymeric compound, the density of reinforcing elements in the radially inner carcass reinforcement layer being less than that in the radially outer carcass reinforcement layer.Type: ApplicationFiled: March 7, 2011Publication date: September 8, 2011Applicants: SOCIETE DE TECHNOLOGIE MICHELIN, Michelin Recherche et Technique S.A.Inventors: Jean-Marc Ruffenach, Alain Valle, Luc Bestgen, Pascal Prost