Patents by Inventor Nicolas Tronquoy
Nicolas Tronquoy 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: 11746878Abstract: A pulley device for a transmission element having a pulley, a bearing, and at least one sleeve mounted freely in the bore of the inner ring of the bearing. The pulley device includes at least one annular protection shield, the shield retained axially in a first element from the pulley and coming into immediate proximity with the other element, the other element having at least one shoulder projecting radially ensuring that it is axially retained with the shield.Type: GrantFiled: March 17, 2022Date of Patent: September 5, 2023Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Nicolas Tronquoy
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Patent number: 11732792Abstract: A pulley device for a tensioner roller or winding roller of a transmission element, providing a pulley, and a bearing. The bearing includes a rotating outer ring mounted to the pulley, a fixed inner ring, and at least one row of rolling elements arranged between the rings. The inner ring of the bearing has at least one end portion protruding axially with respect to the outer ring. The pulley is provided with at least one pulley element that is C-shaped in axial section. One of the at least one pulley elements is provided with a lateral portion extending substantially radially to pass into the immediate vicinity of an outer surface of the axially protruding end portion of the inner ring.Type: GrantFiled: November 15, 2021Date of Patent: August 22, 2023Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Mickael Chollet, Nicolas Tronquoy, Samuel Viault
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Patent number: 11680634Abstract: A pulley device comprising a pulley and a bearing. The pulley has at least one “C-shaped” pulley part having an inner portion mounted on the bearing, an outer portion having an outer cylindrical surface dedicated to interact with a belt or a chain, and an intermediate portion extending substantially radially between axial ends of inner and outer portions on one axial side of pulley device. The outer cylindrical surface of outer ring is provided with at least one recess having in cross-section, a concave internal profile. The pulley part is provided with at least one protruding portion which inwardly extends beyond the inner cylindrical surface of inner portion. The protruding portion is received in a corresponding recess of outer ring so as to block the pulley part with respect to the outer ring in both axial directions.Type: GrantFiled: March 22, 2021Date of Patent: June 20, 2023Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Nicolas Tronquoy, Philippe Walter
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Patent number: 11674586Abstract: A pulley device for a tensioner roller or winding roller of a transmission element, having a fixed inner element configured to receive a screw, a rotating outer element that is mounted to rotate coaxially about the fixed inner element and is intended to cooperate with the transmission element, and an annular protective flange bearing against a lateral surface of the fixed inner element. The fixed inner element provides a sleeve axially protruding from the lateral surface. The flange provides an inner axial portion mounted securely on an outer surface of the sleeve.Type: GrantFiled: April 8, 2021Date of Patent: June 13, 2023Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Benoît Hauvespre, Nicolas Tronquoy
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Patent number: 11668388Abstract: A pulley device comprising a pulley and a bearing. The pulley has at least one “C-shaped” pulley part having an inner portion mounted on the bearing, an outer portion having an outer cylindrical surface dedicated to interact with a belt or a chain, and an intermediate portion extending substantially radially between axial ends of inner and outer portions on one axial side of pulley device. The outer cylindrical surface of outer ring is provided with at least one recess having in cross-section, a concave internal profile. The pulley part is provided with at least one protruding portion which inwardly extends beyond the inner cylindrical surface of inner portion. The protruding portion is received in a corresponding recess of outer ring so as to block the pulley part with respect to the outer ring in both axial directions.Type: GrantFiled: March 23, 2021Date of Patent: June 6, 2023Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Nicolas Tronquoy, Philippe Walter
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Patent number: 11614155Abstract: A pulley device for a tensioner roller or winding roller of a transmission element, providing a pulley, and a bearing. The bearing includes a rotating outer ring mounted to the pulley, a fixed inner ring, and at least one row of rolling elements arranged between the rings. The inner ring of the bearing has at least one end portion protruding axially with respect to the outer ring. The pulley is provided with at least one pulley element that is C-shaped in axial section. One of the at least one pulley elements is provided with a lateral portion extending substantially radially to pass into the immediate vicinity of an outer surface of the axially protruding end portion of the inner ring.Type: GrantFiled: November 15, 2021Date of Patent: March 28, 2023Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Mickael Chollet, Nicolas Tronquoy, Samuel Viault
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Patent number: 11486474Abstract: A Pulley device for a tensioning or winding roller for a transmission element including a pulley, and a rolling bearing provided with a rotating outer ring, the pulley being mounted on an outer surface of the outer ring, a fixed inner ring, the rings being coaxial and forming a radial space between them, and at least one row of rolling elements arranged in the radial space. The pulley device further includes at least one annular protection flange with a radial body. The flange is fixed to the rotating outer ring by crimping an axially protruding portion of the pulley towards an outer edge of the flange.Type: GrantFiled: September 16, 2019Date of Patent: November 1, 2022Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Gwenael Hingouet, Nicolas Tronquoy
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Patent number: 11473665Abstract: A pulley device for a transmission element having a pulley, a bearing, and at least one sleeve mounted freely in the bore of the inner ring of the bearing. The pulley device includes at least one annular protection shield, the shield retained axially in a first element from the pulley and coming into immediate proximity with the other element, the other element having at least one shoulder projecting radially ensuring that it is axially retained with the shield.Type: GrantFiled: December 10, 2019Date of Patent: October 18, 2022Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Nicolas Tronquoy
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Patent number: 11454310Abstract: A pulley device for supporting a belt of chain tensioning idler or a runner roller includes a bearing having an outer ring mounted for rotation relative to a coaxial inner ring and at least one pulley part that is C-shaped in cross section. The pulley part has an inner portion with a frustoconical inner surface mounted on an outer cylindrical surface of the outer ring, an outer cylindrical portion having an outer cylindrical surface configured to support a belt or a chain, and an intermediate portion extending radially inward from the cylindrical outer portion to the inner portion. The pulley part is integral and has an open end on an axial side opposite the intermediate portion. The frustoconical surface extends inwardly towards the outer ring, and the inner surface is force fitted onto the outer cylindrical surface of the outer ring.Type: GrantFiled: January 9, 2020Date of Patent: September 27, 2022Assignee: AKTIEBOLAGET SKFInventors: Benoit Arnault, Mickael Chollet, Benoît Hauvespre, Nicolas Tronquoy
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Publication number: 20220205524Abstract: A pulley device for a transmission element having a pulley, a bearing, and at least one sleeve mounted freely in the bore of the inner ring of the bearing. The pulley device includes at least one annular protection shield, the shield retained axially in a first element from the pulley and coming into immediate proximity with the other element, the other element having at least one shoulder projecting radially ensuring that it is axially retained with the shield.Type: ApplicationFiled: March 17, 2022Publication date: June 30, 2022Inventors: Benoit Arnault, Nicolas Tronquoy
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Patent number: 11371598Abstract: A pulley device for a tensioner roller or winding roller of a transmission element, having a pulley, a bearing, and an annular protective flange. The flange provides a first radial portion of small diameter, the first radial portion bearing against a fixed inner ring of the bearing, a second radial portion of large diameter, and a substantially axial intermediate portion connecting the first and second radial portions. The intermediate portion forms a circumferential trough, the bottom of which is offset radially towards the inside of the pulley device compared with the outer edge of the fixed inner ring.Type: GrantFiled: March 25, 2019Date of Patent: June 28, 2022Inventors: Benoit Arnault, Benoît Hauvespre, Nicolas Tronquoy
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Patent number: 11371597Abstract: A pulley device for a belt tensioner or winder roller having a bearing, a pulley mounted to the bearing, a protection flange and a screw. The protection flange includes an axial portion that is able to pass from an undeformed first configuration for positioning the flange on the bearing to a deformed second configuration for axial and radial retention of the flange.Type: GrantFiled: February 25, 2019Date of Patent: June 28, 2022Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Nicolas Tronquoy
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Patent number: 11313449Abstract: A pulley device for a tensioner roller or winding roller of a transmission element, providing a pulley, and a bearing. The bearing includes a rotating outer ring mounted to the pulley, a fixed inner ring, and at least one row of rolling elements arranged between the rings. The inner ring of the bearing has at least one end portion protruding axially with respect to the outer ring. The pulley is provided with at least one pulley element that is C-shaped in axial section. One of the at least one pulley elements is provided with a lateral portion extending substantially radially to pass into the immediate vicinity of an outer surface of the axially protruding end portion of the inner ring.Type: GrantFiled: April 2, 2019Date of Patent: April 26, 2022Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Mickael Chollet, Nicolas Tronquoy, Samuel Viault
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Patent number: 11306808Abstract: A pulley device configured to support a belt of a chain tensioning idler or a runner roller includes a bearing having inner and outer rings and a pulley having at least one C-shaped pulley part mounted on the bearing outer ring with an inner cylindrical portion of the pulley part press-fitted on the bearing outer ring, the bearing outer ring having a material projection and the inner cylindrical portion of the pulley part having an axial groove configured to allow the material projection to slide axially through the groove when the pulley part is slid axially onto the outer ring, the material projection forming an axial stop for the pulley part when the pulley part is rotated relative to the bearing outer ring.Type: GrantFiled: January 27, 2020Date of Patent: April 19, 2022Assignee: AKTIEBOLAGET SKFInventors: Benoit Arnault, Mickael Chollet, Benoît Hauvespre, Nicolas Tronquoy
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Patent number: 11306810Abstract: A pulley device for a tensioner roller or winding roller of a transmission element, having a fixed inner element, a rotating outer element that is mounted to rotate coaxially about the fixed inner element, and an annular protective flange having a substantially radial portion bearing against a front surface of the fixed inner element. The flange includes an annular folded portion extending substantially axially from an outer edge of the flange and passing radially into the immediate vicinity of an axially protruding annular portion of the rotating outer element to form a narrow passage.Type: GrantFiled: March 25, 2019Date of Patent: April 19, 2022Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Benoît Hauvespre, Nicolas Tronquoy
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Publication number: 20220074481Abstract: A pulley device for a tensioner roller or winding roller of a transmission element, providing a pulley, and a bearing. The bearing includes a rotating outer ring mounted to the pulley, a fixed inner ring, and at least one row of rolling elements arranged between the rings. The inner ring of the bearing has at least one end portion protruding axially with respect to the outer ring. The pulley is provided with at least one pulley element that is C-shaped in axial section. One of the at least one pulley elements is provided with a lateral portion extending substantially radially to pass into the immediate vicinity of an outer surface of the axially protruding end portion of the inner ring.Type: ApplicationFiled: November 15, 2021Publication date: March 10, 2022Inventors: Benoit Arnault, Mickael Chollet, Nicolas Tronquoy, Samuel Viault
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Publication number: 20220074480Abstract: A pulley device for a tensioner roller or winding roller of a transmission element, providing a pulley, and a bearing. The bearing includes a rotating outer ring mounted to the pulley, a fixed inner ring, and at least one row of rolling elements arranged between the rings. The inner ring of the bearing has at least one end portion protruding axially with respect to the outer ring. The pulley is provided with at least one pulley element that is C-shaped in axial section. One of the at least one pulley elements is provided with a lateral portion extending substantially radially to pass into the immediate vicinity of an outer surface of the axially protruding end portion of the inner ring.Type: ApplicationFiled: November 15, 2021Publication date: March 10, 2022Inventors: Benoit Arnault, Mickael Chollet, Nicolas Tronquoy, Samuel Viault
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Patent number: 11204088Abstract: A pulley device provides a pulley and a bearing. The pulley has at least one C-shaped pulley part having an inner portion mounted on the bearing, an outer portion having an outer cylindrical surface dedicated to interact with a belt or a chain, and an intermediate portion extending substantially radially between axial ends of inner and outer portions on one axial side of pulley device. The outer cylindrical surface of outer ring is provided with at least one material deformation forming an axial stop for the pulley.Type: GrantFiled: January 17, 2020Date of Patent: December 21, 2021Assignee: Aktiebolaget SKFInventors: Benoît Hauvespre, Gwenael Hingouet, Thomas Perrotin, Nicolas Tronquoy
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Patent number: 11168779Abstract: A pulley device for a tensioner roller or winding roller of a belt, including a bearing, a pulley mounted to the bearing, a protective flange and a screw. The protective flange having at least one tongue provided with a plastically deformable part that can pass from a first, undeformed configuration for the insertion of the screw to a second, deformed configuration for axially and radially retaining the screw.Type: GrantFiled: February 28, 2019Date of Patent: November 9, 2021Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Nicolas Tronquoy
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Patent number: 11168780Abstract: A pulley device for a tensioner roller or winding roller of a transmission element, having a fixed inner element configured to receive a screw, a rotating outer element that is mounted to rotate coaxially about the fixed inner element and is intended to cooperate with the transmission element, and an annular protective flange bearing against a lateral surface of the fixed inner element. The fixed inner element provides a sleeve axially protruding from the lateral surface. The flange provides an inner axial portion mounted securely on an outer surface of the sleeve.Type: GrantFiled: March 25, 2019Date of Patent: November 9, 2021Assignee: Aktiebolaget SKFInventors: Benoit Arnault, Benoit Hauvespre, Nicolas Tronquoy