Patents by Inventor Charles Chambonneau
Charles Chambonneau 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: 11598368Abstract: A sensor bearing unit includes a bearing having a first ring and a second ring, and an impulse ring provided with a target holder, with a target mounted on the target holder, and with a sleeve secured to the first ring. The target holder having a mounting portion secured to the first ring of the bearing. The target holder has at least anti-rotation feature axially spaced apart from a free end of the mounting portion and cooperating with a complementary anti-rotation feature of the first ring so as to prevent angular movement of the impulse ring relative to the first ring. The anti-rotation feature of the target holder extends into the complementary anti-rotation feature of the first ring.Type: GrantFiled: August 17, 2021Date of Patent: March 7, 2023Assignee: Aktiebolaget SKFInventors: Nicolas Berruet, Charles Chambonneau, Eric Robert, Vincent Sausset
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Patent number: 11519461Abstract: A sensor bearing unit includes a bearing having a first ring and a second ring, and an impulse ring provided with a target holder, with a target mounted on the target holder, and with a sleeve secured to the first ring, the target holder being axially mounted between a lateral face of the first ring and the sleeve. The first ring having at least one anti-rotation feature cooperating with at least one complementary anti-rotation feature formed on the impulse ring so as to prevent angular movement of the impulse ring relative to the first ring.Type: GrantFiled: August 16, 2021Date of Patent: December 6, 2022Assignee: Aktiebolaget SKFInventors: Nicolas Berruet, Charles Chambonneau, Eric Robert, Vincent Sausset
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Patent number: 11345206Abstract: A suspension thrust bearing device for use with a suspension spring in an automotive suspension strut of a vehicle includes a bearing having an upper annular bearing member and a lower annular bearing member configured for relative rotation. The lower annular bearing member has a radial surface and a resilient damper overmolded to the radial surface, which damper has a lower support surface configured to axially support an end coil of the suspension spring. The lower support surface has at least one high portion and at least one low portion that form a waveform, such as a square wave or a sinusoidal wave, in a peripheral direction.Type: GrantFiled: April 16, 2020Date of Patent: May 31, 2022Assignee: AKTIEBOLAGET SKFInventors: Charles Chambonneau, Francois De Lemps, Christophe Houdayer, Desire Vidot
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Publication number: 20220099139Abstract: A sensor bearing unit includes a bearing having a first ring and a second ring, and an impulse ring provided with a target holder, with a target mounted on the target holder, and with a sleeve secured to the first ring. The target holder having a mounting portion secured to the first ring of the bearing. The target holder has at least anti-rotation feature axially spaced apart from a free end of the mounting portion and cooperating with a complementary anti-rotation feature of the first ring so as to prevent angular movement of the impulse ring relative to the first ring. The anti-rotation feature of the target holder extends into the complementary anti-rotation feature of the first ring.Type: ApplicationFiled: August 17, 2021Publication date: March 31, 2022Inventors: Nicolas Berruet, Charles Chambonneau, Eric Robert, Vincent Sausset
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Publication number: 20220099144Abstract: A sensor bearing unit includes a bearing having a first ring and a second ring, and an impulse ring provided with a target holder, with a target mounted on the target holder, and with a sleeve secured to the first ring, the target holder being axially mounted between a lateral face of the first ring and the sleeve. The first ring having at least one anti-rotation feature cooperating with at least one complementary anti-rotation feature formed on the impulse ring so as to prevent angular movement of the impulse ring relative to the first ring.Type: ApplicationFiled: August 16, 2021Publication date: March 31, 2022Inventors: Nicolas Berruet, Charles Chambonneau, Eric Robert, Vincent Sausset
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Patent number: 11156284Abstract: A cam follower roller device including a tappet body extending along a longitudinal axis and defining a tappet bore, a pin centered on a transverse axis, through holes having mounting ends for supporting the pin on the tappet body, and a roller rotatably mounted on the pin around the transverse axis, the roller having a cylindrical outer surface, a central cylindrical bore and two frontal end faces. Transverse gaps are provided between frontal end faces of the roller and the tappet bore, and the central cylindrical bore of the roller is mounted around an annular rolling surface of transverse convex profile.Type: GrantFiled: July 3, 2018Date of Patent: October 26, 2021Assignee: Aktiebolaget SKFInventors: Michel Rabin, Charles Chambonneau, Mickael Chollet, Benoît Hauvespre, Thomas Perrotin, Mathieu Thibault, Nicolas Tronquoy
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Publication number: 20210010538Abstract: A suspension thrust bearing device for use with a suspension spring in an automotive suspension strut of a vehicle includes a bearing having an upper annular bearing member and a lower annular bearing member configured for relative rotation. The lower annular bearing member includes a radial body and a damper having a radial portion made of resilient material overmolded to a lower side of the radial body. The damper radial portion has a lower support surface configured to axially support an end coil of the suspension spring, and the damper radial portion has a material hardness of 50 to 85 Shore A and an axial thickness of 2 to 10 mm.Type: ApplicationFiled: April 20, 2020Publication date: January 14, 2021Inventors: Charles Chambonneau, Francois De Lemps, Christophe Houdayer, Desire Vidot
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Publication number: 20200384821Abstract: A suspension thrust bearing device for use with a suspension spring in an automotive suspension strut of a vehicle includes a bearing having an upper annular bearing member and a lower annular bearing member configured for relative rotation. The lower annular bearing member has a radial surface and a resilient damper overmolded to the radial surface, which damper has a lower support surface configured to axially support an end coil of the suspension spring. The lower support surface has at least one high portion and at least one low portion that form a waveform, such as a square wave or a sinusoidal wave, in a peripheral direction.Type: ApplicationFiled: April 16, 2020Publication date: December 10, 2020Inventors: Charles Chambonneau, Francois De Lemps, Christophe Houdayer, Desire Vidot
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Patent number: 10697322Abstract: A turbocharger having a rotatable shaft, a stationary housing, a turbine wheel mounted on one end of shaft, a compressor wheel mounted onto an opposite end of shaft, and at least one rolling bearing disposed between the shaft and the housing. The rolling bearing includes a stationary outer ring fixed to the housing, a rotatable inner ring fixed to the shaft, at least one row of balls disposed in a rolling chamber defined between the outer ring and inner ring, and an annular non-deformable cage providing circumferentially a plurality of through holes forming pockets where the balls are housed. The pockets being axially delimited between annular cage heels. Each pocket of cage is extended by a slot through one of cage heels, the cage heel provided with the slots being axially oriented towards the interior side of turbocharger.Type: GrantFiled: May 18, 2018Date of Patent: June 30, 2020Assignee: AKTIEBOLAGET SKFInventors: Benoît Hauvespre, Charles Chambonneau, Nicolas Tronquoy
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Patent number: 10480579Abstract: A bearing cage for rolling element bearings, that is annular and centered on a central axis. The bearing cage provides a plurality of circumferentially adjacent pockets dedicated to receive each a rolling element. The bearing cage being split in the circumferential direction along a line of separation to define a first side and a second side that are circumferentially separated from each other. The first side and second side having fixing means to fix the first side and second side to each other such that the bearing cage can have different diameters.Type: GrantFiled: July 3, 2018Date of Patent: November 19, 2019Assignee: Aktiebolaget SKFInventors: Christophe Houdayer, Charles Chambonneau, Philippe Walter
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Patent number: 10458465Abstract: A cam follower roller device having a tappet extending along a longitudinal axis and including a cylindrical tappet body defining a bore. The device further having a rolling assembly arranged within the bore, and including a support body with a base and flanges, a pin and a roller. Each of the flanges of the support body is provided with an outwardly protruding portion that extends transversally from the flange towards the tappet body. The tappet body includes a support diametrically opposed and having each a transverse surface that cooperates with the protruding portion of the support body to longitudinally block the support body.Type: GrantFiled: October 27, 2017Date of Patent: October 29, 2019Assignee: Aktiebolaget SKFInventors: Samuel Viault, Charles Chambonneau, Mickael Chollet, Thomas Perrotin, Michel Rabin, Philippe Walter
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Publication number: 20190168306Abstract: A cam follower roller device comprising a tappet body extending along a longitudinal axis and defining a tappet bore, and a bearing assembly mounted in the tappet bore. The bearing assembly includes a pin centered on a pin transverse axis (the transverse axis is perpendicular to the longitudinal axis), and a roller rotatably mounted on the pin. The tappet body is made by a metal injection molding process including successive steps of mixing a metal powder with a thermoplastic binder, forming a part by injection of the mixed powder in a closed die, debinding the formed part in a furnace, sintering to densify the part, and quenching to set a tappet body hardness, to improve wear resistance and fatigue life.Type: ApplicationFiled: September 4, 2018Publication date: June 6, 2019Inventors: Samuel Viault, Charles Chambonneau, Thomas Perrotin
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Publication number: 20190024716Abstract: A bearing cage for rolling element bearings, that is annular and centered on a central axis. The bearing cage provides a plurality of circumferentially adjacent pockets dedicated to receive each a rolling element. The bearing cage being split in the circumferential direction along a line of separation to define a first side and a second side that are circumferentially separated from each other. The first side and second side having fixing means to fix the first side and second side to each other such that the bearing cage can have different diameters.Type: ApplicationFiled: July 3, 2018Publication date: January 24, 2019Inventors: Christophe Houdayer, Charles Chambonneau, Philippe Walter
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Publication number: 20190024773Abstract: A cam follower roller device including a tappet body extending along a longitudinal axis and defining a tappet bore, a pin centered on a transverse axis, through holes having mounting ends for supporting the pin on the tappet body, and a roller rotatably mounted on the pin around the transverse axis, the roller having a cylindrical outer surface, a central cylindrical bore and two frontal end faces. Transverse gaps are provided between frontal end faces of the roller and the tappet bore, and the central cylindrical bore of the roller is mounted around an annular rolling surface of transverse convex profile.Type: ApplicationFiled: July 3, 2018Publication date: January 24, 2019Inventors: Michel Rabin, Charles Chambonneau, Mickael Chollet, Benoît Hauvespre, Thomas Perrotin, Mathieu Thibault, Nicolas Tronquoy
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Publication number: 20180355758Abstract: A turbocharger having a rotatable shaft, a stationary housing, a turbine wheel mounted on one end of shaft, a compressor wheel mounted onto an opposite end of shaft, and at least one rolling bearing disposed between the shaft and the housing. The rolling bearing includes a stationary outer ring fixed to the housing, a rotatable inner ring fixed to the shaft, at least one row of balls disposed in a rolling chamber defined between the outer ring and inner ring, and an annular non-deformable cage providing circumferentially a plurality of through holes forming pockets where the balls are housed. The pockets being axially delimited between annular cage heels. Each pocket of cage is extended by a slot through one of cage heels, the cage heel provided with the slots being axially oriented towards the interior side of turbocharger.Type: ApplicationFiled: May 18, 2018Publication date: December 13, 2018Inventors: Benoît Hauvespre, Charles Chambonneau, Nicolas Tronquoy
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Patent number: 10072533Abstract: The cam follower roller device provides a tappet body, a pin and a roller mounted on the pin. The tappet body provides holes for mounting pin ends of the pin on the tappet body. The device further provides one deformable ring disposed between each pin end of the pin and an inner wall of the associated hole of the tappet body.Type: GrantFiled: November 14, 2016Date of Patent: September 11, 2018Assignee: AKTIEBOLAGET SKFInventors: Benoît Hauvespre, Nicolas Berruet, Charles Chambonneau, Mickael Chollet, Gwenael Hingouet, Samuel Viault
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Publication number: 20180119732Abstract: A cam follower roller device having a tappet extending along a longitudinal axis and including a cylindrical tappet body defining a bore. The device further having a rolling assembly arranged within the bore, and including a support body with a base and flanges, a pin and a roller. Each of the flanges of the support body is provided with an outwardly protruding portion that extends transversally from the flange towards the tappet body. The tappet body includes a support diametrically opposed and having each a transverse surface that cooperates with the protruding portion of the support body to longitudinally block the support body.Type: ApplicationFiled: October 27, 2017Publication date: May 3, 2018Inventors: Samuel Viault, Charles Chambonneau, Mickael Chollet, Thomas Perrotin, Michel Rabin, Philippe Walter
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Patent number: 9772022Abstract: A mechanical system, comprising a support element, a pin extending along a first axis and comprising two opposite ends, each adapted to be fitted in the support element for radial retention of the pin relative to the first axis, and a roller element movable in rotation relative to the pin around the first axis. The mechanical system includes two ribs resting on either side of the ends for axial retention of the pin along the first axis. The mechanical system can be integrated into either an injection pump or a valve actuator.Type: GrantFiled: September 29, 2014Date of Patent: September 26, 2017Assignee: AKTIEBOLAGET SKFInventors: Nicolas Berruet, Charles Chambonneau, François Champalou, Benoît Hauvespre, Samuel Viault
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Patent number: 9695924Abstract: A mechanical system, comprising a tappet including a body, a support element defining two bores centered on a first axis, a pin comprising two opposite ends each adapted to be fitted in one of the two bores, and a roller element positioned between the two bores along the first axis and movable in rotation relative to the pin around the first axis. The support element is distinct from the body and fixed thereto, and the support element also comprises at least one antirotation device integrally formed thereto. The mechanical system can be integrated into an injection pump and/or a valve actuator.Type: GrantFiled: September 29, 2014Date of Patent: July 4, 2017Assignee: AKTIEBOLAGET SKFInventors: Benoît Hauvespre, Nicolas Berruet, Charles Chambonneau, François Champalou, Samuel Viault
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Publication number: 20170175591Abstract: The cam follower roller device provides a tappet body, a pin and a roller mounted on the pin. The tappet body provides holes for mounting pin ends of the pin on the tappet body. The device further provides one deformable ring disposed between each pin end of the pin and an inner wall of the associated hole of the tappet body.Type: ApplicationFiled: November 14, 2016Publication date: June 22, 2017Applicant: Aktiebolaget SKFInventors: Benoît Hauvespre, Nicolas Berruet, Charles Chambonneau, Mickael Chollet, Gwenael Hingouet, Samuel Viault