Patents by Inventor Bruno Montboeuf

Bruno Montboeuf 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).

  • Publication number: 20200116196
    Abstract: A suspension thrust bearing for use with a suspension spring in an automotive suspension strut of a vehicle. The suspension thrust bearing provides a bearing having upper and lower annular bearing members in relative rotation to each other, and having upper and lower bearing surfaces, respectively, disposed in confronting alignment with each other. The lower bearing surface has a contour shaped to axially receive an upper end of the suspension spring. The upper bearing surface is shaped to be axially received by a support block attached to a body of the vehicle. The suspension thrust bearing includes an upper isolator made of resilient material and fixed to the upper bearing surface such that the upper isolator fits between the upper annular bearing member and support block.
    Type: Application
    Filed: September 4, 2019
    Publication date: April 16, 2020
    Inventors: Xavier Blanchard, Francois De Lemps, Julien Maffucci, Bruno Montboeuf
  • Patent number: 10584766
    Abstract: A bearing assembly comprising a rotating shaft, a rolling bearing and a scissors gear. The bearing assembly further comprises an axial retaining system for the scissors gear onto the rolling bearing. A shield is arranged in a groove of an outer massive ring of the rolling bearing.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: March 10, 2020
    Assignee: AKTIEBOLAGET SKF
    Inventors: Nicolas Tronquoy, Bruno Montboeuf, Philippe Walter
  • Publication number: 20190308479
    Abstract: A suspension thrust bearing unit for use in an automotive suspension assembly having a lower annular cap rotatable with respect to an upper annular cap and delimiting together an annular chamber that houses a rolling bearing. The lower annular cap provides a subassembly for damping vibrations and distributing stress being provided with a lower support surface that axially supports an upper end of a suspension spring. The subassembly includes an annular stiffening cup made from a metal material and mounted to the lower cap, and an annular damping device made from a resilient material and mounted to the stiffening cup. The stiffening cup having at least one protruding portion formed by stamping and that extends towards the damping device, the damping device being locally deformed by the protruding portion and forming a recess to receive the protruding portion.
    Type: Application
    Filed: April 3, 2019
    Publication date: October 10, 2019
    Inventors: Bruno Montboeuf, Francois De Lemps, Julien Maffucci
  • Patent number: 10428869
    Abstract: A suspension thrust bearing device for use with a suspension spring in an automotive suspension strut, and having a bearing with an upper annular part and a lower annular part. The lower annular part includes an axial hub and an outwardly projected radial flange extending from the axial hub, and the lower part has an exterior support surface that axially supports an upper end of a suspension spring by the intermediate of a damping device. The damping device provides an axial portion secured to an axial hub, and a radial portion secured to a radial flange. The axial hub of the lower annular part has a plurality of radially through recesses that are axially open on an axial lower end of the axial hub. The axial portion of the damping device includes a plurality of pins that radially inwardly protrude from the axial portion.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: October 1, 2019
    Assignee: Aktiebolaget SKF
    Inventors: Stephane Gaultier, Xavier Blanchard, Bruno Montboeuf, Desire Vidot
  • Publication number: 20190184781
    Abstract: A suspension bearing unit for a motor vehicle, comprising an upper cup, a lower cup and a bearing interposed between the upper cup and the lower cup in rotation in relation to each other about a principal axis. The suspension bearing unit also comprises at least one seal in a hollow housing provided on one face of a first element from among the lower cup and the upper cup. The hollow housing comprises a plurality of protruding ribs spaced apart circumferentially, the ribs protruding into the base of the seal.
    Type: Application
    Filed: August 27, 2018
    Publication date: June 20, 2019
    Inventors: Bruno Montboeuf, Charles Bedeau, Francois De Lemps
  • Publication number: 20190101181
    Abstract: A bearing assembly comprising a rotating shaft, a rolling bearing and a scissors gear. The bearing assembly further comprises an axial retaining system for the scissors gear onto the rolling bearing. A shield is arranged in a groove of an outer massive ring of the rolling bearing.
    Type: Application
    Filed: August 21, 2018
    Publication date: April 4, 2019
    Inventors: Nicolas Tronquoy, Bruno Montboeuf, Philippe Walter
  • Publication number: 20190101182
    Abstract: A bearing assembly comprising a rotating shaft, a rolling bearing and a scissors gear. The bearing assembly further comprises an axial retaining arrangement for the scissors gear onto the rolling bearing. A lock washer is arranged in a groove of an outer massive ring of the rolling bearing.
    Type: Application
    Filed: August 21, 2018
    Publication date: April 4, 2019
    Inventors: Nicolas Tronquoy, Bruno Montboeuf, Philippe Walter
  • Publication number: 20180372152
    Abstract: A suspension thrust bearing device for use with a suspension spring in an automotive suspension strut, and having a bearing with an upper annular part and a lower annular part. The lower annular part includes an axial hub and an outwardly projected radial flange extending from the axial hub, and the lower part has an exterior support surface that axially supports an upper end of a suspension spring by the intermediate of a damping device. The damping device provides an axial portion secured to an axial hub, and a radial portion secured to a radial flange. The axial hub of the lower annular part has a plurality of radially through recesses that are axially open on an axial lower end of the axial hub. The axial portion of the damping device includes a plurality of pins that radially inwardly protrude from the axial portion.
    Type: Application
    Filed: June 15, 2018
    Publication date: December 27, 2018
    Inventors: Stephane Gaultier, Xavier Blanchard, Bruno Montboeuf, Desire Vidot
  • Patent number: 9964145
    Abstract: A suspension thrust bearing provides a bearing with annular upper part and annular lower part. The lower part provides an axial hub, an outwardly projected radial flange extending from the axial hub, and a curved connecting portion between the axial hub and radial flange. The lower part provides an exterior support surface that axially supports an upper end of a suspension spring by a damping device made from resilient material. The exterior support surface provides at least one longitudinal groove, the damping device including an interior surface contacting the exterior support surface and including a complementary shape to mate with the groove. The groove extends along the connecting portion, disposed in a recessed portion between two longitudinal side walls, a first groove end on or directed towards the hub, and a second groove end on or directed towards the flange, the second groove end being a transverse wall.
    Type: Grant
    Filed: March 7, 2017
    Date of Patent: May 8, 2018
    Assignee: AKTIEBOLAGET SKF
    Inventors: Thomas Lepine, Xavier Blanchard, Bruno Montboeuf, Desire Vidot
  • Patent number: 9950582
    Abstract: A suspension stop device provides an upper contact cap, a lower support cap and at least one bearing arranged between the caps. The upper contact cap provides a centering portion for a damper pad, inside which the pad, which is external to the device, is intended to be mounted. The centering portion extends axially inside a bore in the lower support cap.
    Type: Grant
    Filed: March 18, 2016
    Date of Patent: April 24, 2018
    Assignee: AKTIEBOLAGET SKF
    Inventors: Charles Bedeau, Sylvain Bussit, Francois De Lemps, Daniel Jansen, Bruno Montboeuf, Jean-Marc Soudee
  • Publication number: 20170261032
    Abstract: A suspension thrust bearing provides a bearing with annular upper part and annular lower part. The lower part provides an axial hub, an outwardly projected radial flange extending from the axial hub, and a curved connecting portion between the axial hub and radial flange. The lower part provides an exterior support surface that axially supports an upper end of a suspension spring by a damping device made from resilient material. The exterior support surface provides at least one longitudinal groove, the damping device including an interior surface contacting the exterior support surface and including a complementary shape to mate with the groove. The groove extends along the connecting portion, disposed in a recessed portion between two longitudinal side walls, a first groove end on or directed towards the hub, and a second groove end on or directed towards the flange, the second groove end being a transverse wall.
    Type: Application
    Filed: March 7, 2017
    Publication date: September 14, 2017
    Inventors: Thomas Lepine, Xavier Blanchard, Bruno Montboeuf, Desire Vidot
  • Publication number: 20160280027
    Abstract: A suspension stop device provides an upper contact cap, a lower support cap and at least one bearing arranged between the caps. The upper contact cap provides a centering portion for a damper pad, inside which the pad, which is external to the device, is intended to be mounted. The centering portion extends axially inside a bore in the lower support cap.
    Type: Application
    Filed: March 18, 2016
    Publication date: September 29, 2016
    Applicant: Aktiebolaget SKF
    Inventors: Charles Bedeau, Sylvain Bussit, Francois De Lemps, Daniel Jansen, Bruno Montboeuf, Jean-Marc Soudee
  • Patent number: 9422980
    Abstract: A rolling bearing includes a first ring, a second ring and a row of rolling elements disposed between the first ring and the second ring. The first ring has a housing, at least two raceway elements are mounted in the housing and at least one pre-stressing element is mounted in the housing. The at least one pre-stressing element is provided with at least one portion having a circumferential extension of less than 360° in sliding contact with the second ring.
    Type: Grant
    Filed: March 24, 2014
    Date of Patent: August 23, 2016
    Assignee: AKTIEBOLAGET SKF
    Inventors: Sylvain Bussit, Wilfried Hermle, Daniel Jansen, Tommy Jullien, Thomas Lepine, Franck Mauvisseau, Bruno Montboeuf, Lucia Pintz, Heiko Waeschle
  • Patent number: 9340086
    Abstract: The suspension thrust bearing device for a motor vehicle comprises a rolling bearing forming an axial thrust bearing and provided with an upper ring, with a lower ring and with at least one row of rolling elements arranged between the rings, a bearing cap in contact with the upper ring, and a support cap in contact with the lower ring and forming a bearing means for a suspension spring. The support cap comprises a body of rigid material and seals of flexible material fixed to the body and comprising dynamic sealing lips in contact with the bearing cap or one of the rings of the rolling bearing and delimiting radially a sealed space containing at least the rolling elements of the rolling bearing. The support cap further comprises an annular ring to which the lower ends of the seals are connected and forming a bearing surface for the suspension spring.
    Type: Grant
    Filed: July 19, 2010
    Date of Patent: May 17, 2016
    Assignee: AKTIEBOLAGET SKF
    Inventors: Richard Corbett, Jerôme Dubus, Bruno Montboeuf, Samuel Viault
  • Patent number: 9341216
    Abstract: The invention relates to a rolling bearing assembly device having an inner race, an outer race, at least one row of rolling elements disposed between the inner race and the outer race, and a sleeve mounted in the bore of the inner race. The sleeve provides a radial bearing flange, the lower edge of which has a portion that is inclined towards the interior of the device, the inclined portion in contact with a locking washer. The sleeve also provides at least one slot extending axially towards the inner race from the lower edge of the radial bearing flange, the lower edge being disposed on the opposite side from the inner race.
    Type: Grant
    Filed: April 24, 2014
    Date of Patent: May 17, 2016
    Assignee: AKTIEBOLAGET SKF
    Inventors: Sylvain Bussit, Daniel Jansen, Tommy Jullien, Thomas Lepine, Bruno Montboeuf
  • Publication number: 20160123385
    Abstract: A rolling bearing comprising an inner ring, an outer ring and rolling elements arranged between the inner and the outer ring. At least one of the inner and outer rings includes a housing, two half-raceways mounted in the housing, each of the half-raceways comprising a contact surface adapted to make a contact with the rolling elements, and at least one pre-stressing element arranged between the housing and one of the half-raceways. The half-raceways are formed by frustoconical rings and the contact surfaces of the half-raceways are frustoconical.
    Type: Application
    Filed: September 25, 2015
    Publication date: May 5, 2016
    Applicant: AKTIEBOLAGET SKF
    Inventors: Sylvain BUSSIT, Amandine HOUART, Daniel JANSEN, Tommy JULLIEN, Thomas LEPINE, Bruno MONTBOEUF
  • Patent number: 9279448
    Abstract: A bearing device which comprises an internal ring and an external ring, which are each provided with a bearing path for rolling elements which are arranged between the rings in contact with the bearing paths. At least one of the two rings comprises a casing which is provided with an axial portion, two radial portions at the ends thereof. This device also comprises two bearing elements which are mounted in the casing and which each form a bearing path, and at least one pretensioning element which is produced from resilient material and which is arranged between one of the radial portions of the casing and one of the bearing elements. A pretensioning element is mounted in the casing of a first ring in frictional contact with the second ring in order to apply a resistant torque during the rotation of one ring relative to the other.
    Type: Grant
    Filed: August 6, 2013
    Date of Patent: March 8, 2016
    Assignee: AKTIEBOLAGET SKF
    Inventors: Sylvain Bussit, Daniel Jansen, Thomas Lepine, Bruno Montboeuf
  • Publication number: 20160061260
    Abstract: A rolling bearing comprising an outer ring and an inner ring, each of the outer ring and the inner ring having a raceway for rolling elements placed therebetween in contact with the raceways. At least one of the outer ring and the inner ring comprises an envelope having an axial portion and, connected to the edges of the axial portion, two radial portions, and two half-raceways arranged in the envelope to form the raceway of the associated ring. The half-raceways are made of a plastic material.
    Type: Application
    Filed: August 20, 2015
    Publication date: March 3, 2016
    Applicant: AKTIEBOLAGET SKF
    Inventors: Sylvain BUSSIT, Amandine HOUART, Daniel JANSEN, Tommy JULLIEN, Thomas LEPINE, Bruno MONTBOEUF
  • Patent number: 9248715
    Abstract: The present invention relates to a suspension bearing device, comprising a rolling bearing forming an axial stop along a main axis and at least one seal adapted for protecting the rolling bearing from ingress of water or of polluting particles. The device is characterized in that it also comprises a bottom cup and a top cup made of plastic, in contact with the rolling bearing, the bottom cup forming a bearing means for a suspension spring, and in that the or each seal is made of thermoplastic overmolded onto a first element between the cups and comprises a base of substantially annular shape from which extends at least one sealing lip in contact with the second element between the cups. The invention also relates to a strut of a motor vehicle, comprising a damper and a suspension bearing device as mentioned above.
    Type: Grant
    Filed: April 23, 2013
    Date of Patent: February 2, 2016
    Assignee: AKTIEBOLAGET SKF
    Inventors: Sylvain Bussit, Christophe Houdayer, Bruno Montboeuf, Adrien Nerriere, Jean-Marc Soudee, Desire Vidot
  • Publication number: 20160017915
    Abstract: A rolling bearing comprising an outer ring and an inner ring, both rings having a raceway for rolling elements placed therebetween in contact with the raceways. At least one of the rings comprises an envelope having an axial portion and, connected to the edges of the axial portion, two radial portions, and two half-raceways arranged in the envelope to form the raceway of this ring. The rolling bearing further comprises at least one annular preloading element made of an elastic material and arranged inside the envelope to be preloaded axially between a first radial portion of the envelope and a lateral face of a first half-raceway. The rolling bearing comprises at least one damping element radially arranged between the axial portion of the envelope and each of the half-raceways.
    Type: Application
    Filed: July 16, 2015
    Publication date: January 21, 2016
    Applicant: Aktiebolaget SKF
    Inventors: Sylvain BUSSIT, Amandine HOUART, Daniel JANSEN, Tommy JULLIEN, Thomas LEPINE, Bruno MONTBOEUF