Patents by Inventor Franck Landrieve
Franck Landrieve 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: 20240110597Abstract: A bearing includes a first ring and a second ring capable of rotating concentrically relative to each other, and at least one distance sensor mounted on the first ring and facing a surface of the second ring to measure radial displacements between the first and second rings. The bearing further includes a control unit connected to the distance sensor and adapted to calculate the value of a deflection of the bearing by subtracting a predetermined value from the value of the relative radial displacement between the first and second rings detected by the distance sensor.Type: ApplicationFiled: September 20, 2023Publication date: April 4, 2024Inventor: Franck Landrieve
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Publication number: 20240084854Abstract: A rolling bearing is intended to be mounted on a machine and includes a first ring, a second ring, at least one row of axial rolling elements and at least one row of radial rolling elements arranged between the first and second rings. Each of the first and second rings is provided with frontal faces axially delimiting each ring. The rolling bearing further includes at least one first distance sensor mounted on one of the first and second rings and provided with a sensing face oriented axially outward to measure the axial distance between one of the frontal faces of the one ring and a first assembly surface of the machine axially facing the frontal face of the ring.Type: ApplicationFiled: August 29, 2023Publication date: March 14, 2024Inventor: Franck Landrieve
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Publication number: 20240084846Abstract: A rolling bearing is intended to be mounted on a machine and includes a first ring, a second ring, and at least one row of axial rolling elements and at least one row of radial rolling elements arranged between the two rings. Each of the first and second rings has two frontal faces axially delimiting each ring. At least the first ring is formed as a split ring including a first ring part and a second ring part axially stacked, the first ring part having a frontal face axially bearing against a facing frontal face of the second ring part. At least one first distance sensor is mounted on one of the first and second ring parts of the first ring to measure an axial distance between the frontal faces of the two ring parts.Type: ApplicationFiled: August 29, 2023Publication date: March 14, 2024Inventor: Franck Landrieve
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Publication number: 20230408373Abstract: A bearing includes a first ring and a second ring capable of rotating concentrically relative to one another and a system for determining wear of the bearing in a machine. The system for determining wear includes identifying means for identifying a set of parameters of the machine acting on the load applied on the bearing, measuring means, conditioning means, determining means, first determining means, second determining means, and third determining means for determining the state of wear of the bearing according to the value of the representative parameter.Type: ApplicationFiled: May 25, 2023Publication date: December 21, 2023Inventors: Franck Landrieve, Lionel MARTIN, Ghufran JAN, Farrukh YAQUB
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Patent number: 11692971Abstract: An eddy current probe providing a first sensor element having a first body and a first induction coil mounted onto a distal portion of the first body, a second sensor element having a second body and a second induction coil mounted onto a distal portion of the second body, a probe casing provided with first and second through-holes inside which are respectively mounted proximal portions of the first and second bodies of the first and sensor elements, the distal portions of the first and second bodies protruding outwards with regard to the probe casing, and a cap mounted onto the probe casing and covering the distal portions of the first and second bodies and the first and second induction coils.Type: GrantFiled: April 23, 2021Date of Patent: July 4, 2023Assignee: Aktiebolaget SKFInventor: Franck Landrieve
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Publication number: 20230113380Abstract: A system for determining at least one defect of a bearing providing a first ring and a second ring capable of rotating concentrically relative to one another, first and second distance sensors mounted on the first ring of the bearing for measuring first and second differential distances between the first ring and the second ring, a storage device for storing each measured differential distance, a device configured to determine a first temporal profile of a radial relative displacement between the first and second rings, and a second temporal profile of an axial relative displacement between the first and second rings according to the stored measured differential distances in the storage device, and a device that identifies a defect of the bearing from the temporal profile.Type: ApplicationFiled: October 4, 2022Publication date: April 13, 2023Inventor: Franck Landrieve
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Patent number: 11371562Abstract: The bearing provides a first ring and a second ring capable of rotating concentrically relative to one another, at least one annular groove being formed on the second ring and oriented towards the first ring. The bearing further provides a measuring system mounted on the first ring, at least one guideway, at least one sliding carriage mounted on the guideway and axially moveable relative to the guideway, at least one sensor to detect axial positions of the sliding carriage relative to the guideway, an abutting element attached on the sliding carriage and coming into contact with at least one wall of the groove of the second ring at least in the axial direction, and a pre-stressing element to maintain the contact between the abutting element and the wall of the groove.Type: GrantFiled: November 11, 2020Date of Patent: June 28, 2022Inventor: Franck Landrieve
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Patent number: 11300160Abstract: A bearing providing a first ring and a second ring capable of rotating concentrically relative to one another, at least one annular groove being formed on the second ring and oriented towards the first ring. The bearing further providing at least one target element engaged inside the groove of the second ring while being freely gliding inside the groove in the circumferential direction, the target element protruding into a hole formed on the first ring so that the target element is blocked in rotation by the first ring when the second ring rotates and the first ring is fixed, and at least one sensor mounted on the first ring and facing the target element to detect axial positions of the target element.Type: GrantFiled: November 10, 2020Date of Patent: April 12, 2022Assignee: Aktiebolaget SKFInventor: Franck Landrieve
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Patent number: 11209049Abstract: A rolling bearing includes first and second rings each having an axial raceway and a radial raceway and axial rolling elements between the radial raceways and radial rolling elements between the axial raceways, the second ring having a protruding nose extending into an annular groove of the first ring, the nose having an axial cylindrical surface that forms the axial raceway of the second ring. Also at least one ultrasonic distance sensor mounted on the first ring in radial contact with the axial cylindrical surface of the nose and configured to emit radiation in a main radiation direction oriented towards a surface of the second ring that is inclined relative to a rotation axis of the rolling bearing.Type: GrantFiled: September 16, 2020Date of Patent: December 28, 2021Assignee: AKTIEBOLAGET SKFInventor: Franck Landrieve
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Patent number: 11204067Abstract: The bearing provides a first ring and a second ring capable of rotating concentrically relative to one another. At least first and second tapered grooves are formed on the second ring and are oriented towards the first ring. The bearing further provides at least one first distance sensor mounted on the first ring and facing a tapered wall of the first tapered groove of the second ring, and at least one second distance sensor mounted on the first ring and facing a tapered wall of the second tapered groove of the second ring, the tapered walls of the first and second grooves extending obliquely along two opposite directions.Type: GrantFiled: November 2, 2020Date of Patent: December 21, 2021Assignee: Aktiebolaget SKFInventor: Franck Landrieve
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Publication number: 20210364469Abstract: An eddy current probe providing a first sensor element having a first body and a first induction coil mounted onto a distal portion of the first body, a second sensor element having a second body and a second induction coil mounted onto a distal portion of the second body, a probe casing provided with first and second through-holes inside which are respectively mounted proximal portions of the first and second bodies of the first and sensor elements, the distal portions of the first and second bodies protruding outwards with regard to the probe casing, and a cap mounted onto the probe casing and covering the distal portions of the first and second bodies and the first and second induction coils.Type: ApplicationFiled: April 23, 2021Publication date: November 25, 2021Inventor: Franck Landrieve
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Patent number: 11111954Abstract: A bearing includes a first ring and a second ring capable of rotating concentrically relative to one another. At least one groove is formed on an axial cylindrical surface of the second ring and oriented towards the first ring. The groove is axially delimited by two side edges 50a. The bearing further includes at least one optical sensor mounted on the first ring to emit a beam oriented towards at least one of the side edges of the groove of the second ring, the optical sensor being able to detect axial positions of the side edge.Type: GrantFiled: September 10, 2020Date of Patent: September 7, 2021Assignee: Aktiebolaget SKFInventor: Franck Landrieve
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Publication number: 20210156421Abstract: The bearing provides a first ring and a second ring capable of rotating concentrically relative to one another, at least one annular groove being formed on the second ring and oriented towards the first ring. The bearing further provides a measuring system mounted on the first ring, at least one guideway, at least one sliding carriage mounted on the guideway and axially moveable relative to the guideway, at least one sensor to detect axial positions of the sliding carriage relative to the guideway, an abutting element attached on the sliding carriage and coming into contact with at least one wall of the groove of the second ring at least in the axial direction, and a pre-stressing element to maintain the contact between the abutting element and the wall of the groove.Type: ApplicationFiled: November 11, 2020Publication date: May 27, 2021Inventor: Franck Landrieve
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Publication number: 20210156431Abstract: A bearing providing a first ring and a second ring capable of rotating concentrically relative to one another, at least one annular groove being formed on the second ring and oriented towards the first ring. The bearing further providing at least one target element engaged inside the groove of the second ring while being freely gliding inside the groove in the circumferential direction, the target element protruding into a hole formed on the first ring so that the target element is blocked in rotation by the first ring when the second ring rotates and the first ring is fixed, and at least one sensor mounted on the first ring and facing the target element to detect axial positions of the target element.Type: ApplicationFiled: November 10, 2020Publication date: May 27, 2021Inventor: Franck Landrieve
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Publication number: 20210148408Abstract: The bearing provides a first ring and a second ring capable of rotating concentrically relative to one another. At least first and second tapered grooves are formed on the second ring and are oriented towards the first ring. The bearing further provides at least one first distance sensor mounted on the first ring and facing a tapered wall of the first tapered groove of the second ring, and at least one second distance sensor mounted on the first ring and facing a tapered wall of the second tapered groove of the second ring, the tapered walls of the first and second grooves extending obliquely along two opposite directions.Type: ApplicationFiled: November 2, 2020Publication date: May 20, 2021Inventor: Franck Landrieve
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Publication number: 20210123474Abstract: A bearing includes a first ring and a second ring capable of rotating concentrically relative to one another. At least one groove is formed on an axial cylindrical surface of the second ring and oriented towards the first ring. The groove is axially delimited by two side edges 50a. The bearing further includes at least one optical sensor mounted on the first ring to emit a beam oriented towards at least one of the side edges of the groove of the second ring, the optical sensor being able to detect axial positions of the side edge.Type: ApplicationFiled: September 10, 2020Publication date: April 29, 2021Inventor: Franck Landrieve
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Publication number: 20210123479Abstract: A rolling bearing includes first and second rings each having an axial raceway and a radial raceway and axial rolling elements between the radial raceways and radial rolling elements between the axial raceways, the second ring having a protruding nose extending into an annular groove of the first ring, the nose having an axial cylindrical surface that forms the axial raceway of the second ring. Also at least one ultrasonic distance sensor mounted on the first ring in radial contact with the axial cylindrical surface of the nose and configured to emit radiation in a main radiation direction oriented towards a surface of the second ring that is inclined relative to a rotation axis of the rolling bearing.Type: ApplicationFiled: September 16, 2020Publication date: April 29, 2021Inventor: Franck Landrieve
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Patent number: 8840311Abstract: This rolling bearing (1) comprises an inner ring (12), an outer ring (14), rolling bodies (16) between said inner and outer rings, an encoder washer (32) fast in rotation with said inner ring and a support member (18) having an internal surface (26) in the form of a section of a sphere, the internal surface being adapted to be in sliding contact with a corresponding external surface (28) of the outer ring (14) which is also in the form of a section of a sphere. The support member (18) is provided with means (100; 200; 300; 400) to hold a sensor (50) with respect to the encoder washer (32), in a position where the sensor can detect a rotation of the encoder washer.Type: GrantFiled: December 2, 2008Date of Patent: September 23, 2014Assignee: Aktiebolaget SKFInventor: Franck Landrieve
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Patent number: 8710830Abstract: This support member (60) holds at least two sensors (80) with respect to a rotating encoder washer (20) of a rolling bearing assembly (2). It includes an annular ring (62) centered on a central axis (X60) and provided with an inner radial surface (64) which forms an abutment and centering means for each sensor (80) with respect to the central axis (X60). The support member also includes foot parts (70) extending perpendicularly with respect to the inner radial surface (64) and provided with holes (72, 74, 76) adapted for the passage of connection pins (82, 84, 86) of the sensors (80), in order to connect these sensors (80) to a printed circuit board (50).Type: GrantFiled: May 19, 2009Date of Patent: April 29, 2014Assignee: Aktiebolaget SKFInventor: Franck Landrieve
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Patent number: 8327965Abstract: The instrumented rolling bearing device, particularly for a two-wheeled vehicle, is provided with a rolling bearing (4) comprising an outer ring (7), an inner ring (6) and at least one row of rolling elements (8) arranged between said rings, with a sleeve (2) onto which the inner ring is mounted, and with an assembly (5) for detecting rotational parameters. The assembly comprises a sensor (14), an encoder (13) rotating past the sensor, at least one cable (16) connected to the sensor (14) for the output of signals emitted, and an output terminal (15) having an outlet (20) for the cable. The output terminal (15) is mounted axially on the side opposite the sensor (14) relative to the rolling bearing and forms an axial thrust for the inner ring (6) of said rolling bearing.Type: GrantFiled: September 25, 2009Date of Patent: December 11, 2012Assignee: Aktiebolaget SKFInventor: Franck Landrieve