Patents by Inventor Herve Dondaine
Herve Dondaine 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: 11754122Abstract: The bearing includes a first ring, a second ring, at least one row of radial and axial rolling elements arranged between axial and radial raceways provided on the rings. The second ring has a protruding nose engaged into an annular groove of the first ring and provided with the axial raceway and with the radial raceway of the second ring. The bearing further provides at least one cage for maintaining the row of axial rolling elements and at least one flange for guiding and maintaining the cage in radial direction. The flange axially abuts against a flat surface of the second ring. The bearing further includes a plurality of fixing screws to secure the flange to the second ring, the fixing screws extending axially through the flange.Type: GrantFiled: January 18, 2022Date of Patent: September 12, 2023Assignee: Aktiebolaget SKFInventors: Bruno Capoldi, Vincent Bredoire, Herve Dondaine
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Patent number: 11725692Abstract: A cage segment for a rolling bearing, includes a central portion extending in the circumferential direction and delimiting a plurality of through pockets for receiving rollers. The central portion have first, and second walls extending in the circumferential direction and provided with internal surfaces opposite one another and forming abutment surfaces for the end faces of the rollers. A first lateral shoulder outwardly extends from the first wall of the central portion, and a second lateral shoulder outwardly extends from the second wall of the central portion by being oriented at right angles to the first lateral shoulder, and at least one outwardly open recess being formed on each of the first and second lateral shoulders.Type: GrantFiled: January 27, 2022Date of Patent: August 15, 2023Assignee: Aktiebolaget SKFInventors: Damien Barciet, Herve Dondaine
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Patent number: 11708858Abstract: A cage segment for a rolling bearing delimiting a plurality of through pockets for receiving rollers and having first and second walls extending in the circumferential direction and provided with internal surfaces opposite one another and forming abutment surfaces for the end faces of the rollers, and a plurality of beams extending transversely between the first and second walls and linking the walls, each pocket being delimited in the circumferential direction by two successive beams and each beam partly delimiting two successive pockets. Each beam includes, at a lateral end, a protuberance of concave outer form and intended to come into contact with the outer surface of at least one roller, two protuberances being opposite in the circumferential direction for each through pocket.Type: GrantFiled: January 27, 2022Date of Patent: July 25, 2023Assignee: Aktiebolaget SKFInventors: Damien Barciet, Herve Dondaine
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Patent number: 11486444Abstract: A bearing providing a first ring assembly and a second ring assembly, the first ring assembly including at least a first ring and an outer cap reversibly fixed to first ring. The bearing further providing at least one sealing element mounted radially into a cylindrical surface of the first ring assembly and provided with a sealing lip in sliding frictional contact with the second ring assembly. The bearing including at least one adjusting shim mounted radially between the first and second ring assemblies, the adjusting shim being axially located between the outer cap of the first ring assembly and the sealing element; or between the first ring of the first ring assembly and the sealing element.Type: GrantFiled: October 15, 2020Date of Patent: November 1, 2022Assignee: Aktiebolaget SKFInventors: Bruno Capoldi, Juliette Delaby, Herve Dondaine
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Patent number: 11428268Abstract: The rolling bearing provides a first ring and second ring capable of rotating concentrically relative to one another, at least one first wire race mounted in the first ring, at least one second wire race mounted in the second ring, and at least one row of radial rollers radially interposed between raceways provided on the first and second wire races. The second ring comprises at least two guide flanges to axially retain therebetween the row of radial rollers. The first ring includes at least one retaining rib extending into the radial space that exists between the first and second rings and towards the second ring, the retaining rib protruding radially relative to the raceway of the first wire race.Type: GrantFiled: September 24, 2020Date of Patent: August 30, 2022Assignee: Aktiebolaget SKFInventors: Herve Dondaine, Arnaud Guerard, Joshua Oliveira
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Publication number: 20220243765Abstract: The bearing includes a first ring, a second ring, at least one row of radial and axial rolling elements arranged between axial and radial raceways provided on the rings. The second ring has a protruding nose engaged into an annular groove of the first ring and provided with the axial raceway and with the radial raceway of the second ring. The bearing further provides at least one cage for maintaining the row of axial rolling elements, at least one flange for guiding and maintaining the cage in radial direction, and a plurality of fixing screws to secure the flange to the first ring. The flange axially abuts against a flat surface of the first ring. The fixing screws extend axially through the flat surface of the first ring.Type: ApplicationFiled: January 18, 2022Publication date: August 4, 2022Inventors: Bruno Capoldi, Herve Dondaine
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Publication number: 20220243763Abstract: The bearing includes a first ring, a second ring, at least one row of radial and axial rolling elements arranged between axial and radial raceways provided on the rings. The second ring has a protruding nose engaged into an annular groove of the first ring and provided with the axial raceway and with the radial raceway of the second ring. The bearing further provides at least one cage for maintaining the row of axial rolling elements and at least one flange for guiding and maintaining the cage in radial direction. The flange axially abuts against a flat surface of the second ring. The bearing further includes a plurality of fixing screws to secure the flange to the second ring, the fixing screws extending axially through the flange.Type: ApplicationFiled: January 18, 2022Publication date: August 4, 2022Inventors: Bruno Capoldi, Vincent Bredoire, Herve Dondaine
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Publication number: 20220235821Abstract: A cage segment for a rolling bearing delimiting a plurality of through pockets for receiving rollers and having first and second walls extending in the circumferential direction and provided with internal surfaces opposite one another and forming abutment surfaces for the end faces of the rollers, and a plurality of beams extending transversely between the first and second walls and linking the walls, each pocket being delimited in the circumferential direction by two successive beams and each beam partly delimiting two successive pockets. Each beam includes, at a lateral end, a protuberance of concave outer form and intended to come into contact with the outer surface of at least one roller, two protuberances being opposite in the circumferential direction for each through pocket.Type: ApplicationFiled: January 27, 2022Publication date: July 28, 2022Inventors: Damien Barciet, Herve Dondaine
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Publication number: 20220235822Abstract: A cage segment for a rolling bearing, includes a central portion extending in the circumferential direction and delimiting a plurality of through pockets for receiving rollers. The central portion have first, and second walls extending in the circumferential direction and provided with internal surfaces opposite one another and forming abutment surfaces for the end faces of the rollers. A first lateral shoulder outwardly extends from the first wall of the central portion, and a second lateral shoulder outwardly extends from the second wall of the central portion by being oriented at right angles to the first lateral shoulder, and at least one outwardly open recess being formed on each of the first and second lateral shoulders.Type: ApplicationFiled: January 27, 2022Publication date: July 28, 2022Inventors: Damien Barciet, Herve Dondaine
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Patent number: 11306781Abstract: A slewing bearing includes first and second rings and rolling elements therebetween. The first ring has a shoulder, and a cap is fixed to the first ring that, with the shoulder, defines a radially outwardly facing circumferential groove. A sealing contact member is fixed to a surface of the second ring. A first seal is mounted in the groove, and a sealing member is mounted on the cap. The first seal and the sealing member each include a sealing lip in sliding frictional contact with the sealing contact member.Type: GrantFiled: February 12, 2021Date of Patent: April 19, 2022Assignee: AKTIEBOLAGET SKFInventors: Juliette Delaby, Herve Dondaine
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Patent number: 11248649Abstract: The bearing provides an outer ring and an inner ring capable of rotating concentrically relative to one another. At least one of the inner and outer rings are split into a plurality of successive circumferential ring segments. Each pair of adjacent successive ring segments of the split-ring is secured together with at least one fixing plate. The fixing plate is disposed inside a first groove disposed on one of the ring segments and a second groove 38 disposed on the other ring segment. The fixing plate is set back or flush with at least the surface of each of the ring segments from which the first or second groove is formed.Type: GrantFiled: October 16, 2020Date of Patent: February 15, 2022Assignee: Aktiebolaget SKFInventors: Herve Dondaine, Joshua Oliveira
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Patent number: 11248655Abstract: A rolling bearing having a first ring and second ring capable of rotating concentrically relative to one another, at least one first wire race mounted in the first ring, at least one second wire race mounted in the second ring, and at least one row of radial rollers radially interposed between raceways provided on the first and second wire races. The second ring provides at least two guide flanges to axially retain therebetween the row of radial rollers. The axial length of the raceway of the first wire race is greater than the axial length of the raceway of the second wire race.Type: GrantFiled: November 12, 2020Date of Patent: February 15, 2022Assignee: Aktiebolaget SKFInventors: Herve Dondaine, Arnaud Guerard, Joshua Oliveira
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Patent number: 11067128Abstract: A rolling bearing includes an inner ring and an outer ring, at least the inner ring or the outer ring being split into a plurality of successive circumferential ring segments. The rolling bearing further includes at least one alignment member circumferentially interposed between each pair of facing ends of the successive ring segments of the split-ring. The alignment member being secured onto a first one of the facing ends and protruding into a recess formed onto a second one of the facing ends to align the pair of facing ends in radial and axial directions.Type: GrantFiled: February 13, 2020Date of Patent: July 20, 2021Assignee: Aktiebolaget SKFInventors: Bruno Capoldi, Herve Dondaine
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Publication number: 20210190144Abstract: The rolling bearing provides a first ring and second ring capable of rotating concentrically relative to one another, at least one first wire race mounted in the first ring, at least one second wire race mounted in the second ring, and at least one row of radial rollers radially interposed between raceways provided on the first and second wire races. The second ring comprises at least two guide flanges to axially retain therebetween the row of radial rollers. The first ring includes at least one retaining rib extending into the radial space that exists between the first and second rings and towards the second ring, the retaining rib protruding radially relative to the raceway of the first wire race.Type: ApplicationFiled: September 24, 2020Publication date: June 24, 2021Inventors: Herve Dondaine, Arnaud Guerard, Joshua Oliveira
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Publication number: 20210190143Abstract: A rolling bearing having a first ring and second ring capable of rotating concentrically relative to one another, at least one first wire race mounted in the first ring, at least one second wire race mounted in the second ring, and at least one row of radial rollers radially interposed between raceways provided on the first and second wire races. The second ring provides at least two guide flanges to axially retain therebetween the row of radial rollers. The axial length of the raceway of the first wire race is greater than the axial length of the raceway of the second wire race.Type: ApplicationFiled: November 12, 2020Publication date: June 24, 2021Inventors: Herve Dondaine, Arnaud Guerard, Joshua Oliveira
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Publication number: 20210164520Abstract: A slewing bearing includes first and second rings and rolling elements therebetween. The first ring has a shoulder, and a cap is fixed to the first ring that, with the shoulder, defines a radially outwardly facing circumferential groove. A sealing contact member is fixed to a surface of the second ring. A first seal is mounted in the groove, and a sealing member is mounted on the cap. The first seal and the sealing member each include a sealing lip in sliding frictional contact with the sealing contact member.Type: ApplicationFiled: February 12, 2021Publication date: June 3, 2021Inventors: Juliette Delaby, Herve Dondaine
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Publication number: 20210140482Abstract: A bearing providing a first ring assembly and a second ring assembly, the first ring assembly including at least a first ring and an outer cap reversibly fixed to first ring. The bearing further providing at least one sealing element mounted radially into a cylindrical surface of the first ring assembly and provided with a sealing lip in sliding frictional contact with the second ring assembly. The bearing including at least one adjusting shim mounted radially between the first and second ring assemblies, the adjusting shim being axially located between the outer cap of the first ring assembly and the sealing element; or between the first ring of the first ring assembly and the sealing element.Type: ApplicationFiled: October 15, 2020Publication date: May 13, 2021Inventors: Bruno Capoldi, Juliette Delaby, Herve Dondaine
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Publication number: 20210131490Abstract: The bearing provides an outer ring and an inner ring capable of rotating concentrically relative to one another. At least one of the inner and outer rings are split into a plurality of successive circumferential ring segments. Each pair of adjacent successive ring segments of the split-ring is secured together with at least one fixing plate. The fixing plate is disposed inside a first groove disposed on one of the ring segments and a second groove 38 disposed on the other ring segment. The fixing plate is set back or flush with at least the surface of each of the ring segments from which the first or second groove is formed.Type: ApplicationFiled: October 16, 2020Publication date: May 6, 2021Inventors: Herve Dondaine, Joshua Oliveira
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Patent number: 10948019Abstract: A slewing bearing including a first ring, a second ring, the first and second rings being in relative rotation around a rotation axis, at least one row of rolling elements arranged between the rings, and at least one seal mounted in a circumferential groove of first ring. A cap is fixed to the first ring and provides a cap sealing member having an annular heel mounted in an circumferential slot formed on a frontal surface of cap, and a sealing lip projecting from the heel and towards the second ring. The sealing lip has a free end in sliding frictional contact with part of the second ring.Type: GrantFiled: February 27, 2019Date of Patent: March 16, 2021Assignee: AKTIEBOLAGET SKFInventors: Juliette Delaby, Herve Dondaine
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Publication number: 20200340533Abstract: A rolling bearing includes an inner ring and an outer ring, at least the inner ring or the outer ring being split into a plurality of successive circumferential ring segments. The rolling bearing further includes at least one alignment member circumferentially interposed between each pair of facing ends of the successive ring segments of the split-ring. The alignment member being secured onto a first one of the facing ends and protruding into a recess formed onto a second one of the facing ends to align the pair of facing ends in radial and axial directions.Type: ApplicationFiled: February 13, 2020Publication date: October 29, 2020Inventors: Bruno Capoldi, Herve Dondaine