Patents by Inventor Daniele Duch

Daniele Duch 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).

  • Patent number: 11318783
    Abstract: A sealing device for a wheel hub unit configured to form a static seal to protect the wheel hub unit from environmental contaminants. The sealing device including a metal shield that is coupled to a collar of the wheel hub unit, and has an end wall, a cylindrical lateral wall integral with, and orthogonal to, the end wall. The lateral wall has twice the thickness of the end wall in order to impart stiffness to the metal shield, and a stop edge integral with the cylindrical lateral wall on the opposite side to the end wall, for bearing axially against the collar; a sealing gasket formed by a silicone-based sealing compound being provided to allow the formation of a bead against a cylindrical lateral wall in an assembly configuration of the sealing device.
    Type: Grant
    Filed: September 3, 2019
    Date of Patent: May 3, 2022
    Inventors: Antonia Nastasi, Daniele Duch
  • Publication number: 20220112958
    Abstract: A sealing device for a bearing unit, having a stationary part, which is in turn provided with a first metal screen, an elastomer coating co-moulded on to the first screen, and a radially inner contact lip belonging to the elastomer coating, and a rotatable part provided with a second metal screen with which the contact lip makes a sliding contact, the sealing device being provided with at least one appendage which faces a radially inner flanged ring of the bearing unit and interacts with this flanged ring to form a barrier against the entry of contaminants.
    Type: Application
    Filed: October 4, 2021
    Publication date: April 14, 2022
    Inventor: Daniele Duch
  • Publication number: 20220072901
    Abstract: Sealing device for a bearing unit, having a stationary part, in turn provided with a first metal screen formed by an annular shaped portion and by a cylindrical portion radially external with respect to the annular shaped portion, with an elastomer coating, co-moulded on the first screen, having an annular shaped portion and a cylindrical portion, and with a contacting lip, radially internal, forming part of the elastomer coating and axially external with respect to the annular shaped portion, and a rotating part provided with a second metal screen on which the contacting lip makes sliding contact, where the elastomer coating is provided with a lip, non-contacting and radially internal with respect to the cylindrical portion and at least one first radial labyrinth seal (Gr) is formed by a radially outer wing of the second screen and by the lip of the elastomer coating which faces the aforementioned wing.
    Type: Application
    Filed: September 1, 2021
    Publication date: March 10, 2022
    Inventor: Daniele Duch
  • Publication number: 20220055403
    Abstract: Sealing device for a wheel hub unit is disclosed herein, wherein the sealing device being able, during use, to form a static seal for protecting the wheel hub unit from any environmental pollutant and being provided with a screen, which is engaged with a collar of the wheel hub unit and has a bottom wall, a cylindrical side wall integral with and more or less perpendicular to the bottom wall. The sealing device is designed and structured to protect the wheel hub unit from any environmental contaminant that the wheel hub unit may be exposed to during usage.
    Type: Application
    Filed: November 2, 2021
    Publication date: February 24, 2022
    Inventors: Daniele Duch, Antonia Nastasi, Laura Sguotti
  • Patent number: 11192400
    Abstract: Sealing device for a wheel hub unit is disclosed herein, wherein the sealing device being able, during use, to form a static seal for protecting the wheel hub unit from any environmental pollutant and being provided with a screen, which is engaged with a collar of the wheel hub unit and has a bottom wall, a cylindrical side wall integral with and more or less perpendicular to the bottom wall. The sealing device is designed and structured to protect the wheel hub unit from any environmental contaminant that the wheel hub unit may be exposed to during usage.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: December 7, 2021
    Inventors: Daniele Duch, Antonia Nastasi, Laura Sguotti
  • Publication number: 20210108727
    Abstract: A wheel hub bearing unit including an outer ring, rolling bodies and an inner ring provided with a flange at a first end thereof, the inner ring being made with a sliding surface for sealing lips of a sealing device arranged so as to protect the rolling bodies, defined by a metal insert formed integrally with the first end and arranged astride a base portion of the flange and a portion of the first end immediately adjacent to the base portion of the flange. The metal insert has a thickness of between 0.2 and 2 mm and being made, using a material different from the material with which the inner ring is manufactured and consisting of an austenitic stainless steel, by means of additive manufacturing.
    Type: Application
    Filed: October 8, 2020
    Publication date: April 15, 2021
    Inventors: Daniele Duch, Marco Romanetto
  • Publication number: 20210041025
    Abstract: Sealing unit for a wheel hub group (50) for vehicles that is provided with a roller bearing interposed between a rotary hub for a wheel of the vehicle, and a stationary pin of an upright of said vehicle, the sealing unit in turn comprising an annular pre-cavity arranged in an axially frontal position of the roller bearing, a dynamic portion in rotation about an axis (A) when in use, and a static portion cooperating with the dynamic portion to protect the roller bearing from external contaminants, the dynamic portion having a centrifuging surface formed on a free end of the hub and the static portion in turn having a stationary screen that is fitted onto the support pin inside the pre-cavity and that has a centrifuging section facing the centrifuging surface to facilitate expulsion and drainage of contaminants out of the annular pre-cavity.
    Type: Application
    Filed: August 5, 2020
    Publication date: February 11, 2021
    Inventor: Daniele Duch
  • Publication number: 20210033149
    Abstract: A sealing device for bearing units is disclosed herein. The sealing device may comprise a static component and a dynamic component. The static component is provided with a shaped metal support, with a plurality of non-contacting sealing lips, and with two contacting lips. The dynamic component defines a labyrinth seal with a second sealing lip of said non-contacting sealing lips, a third lip, preferably non-contacting, being positioned along the labyrinth seal and having a full angular extension, so as to form a full seal against any ingress of contaminants into the bearing unit.
    Type: Application
    Filed: August 3, 2020
    Publication date: February 4, 2021
    Inventors: Daniele Duch, Fausto Morello, Antonia Nastasi, Laura Sguotti
  • Patent number: 10759219
    Abstract: Low-friction sealing assembly for a vehicle wheel-hub unit to be inserted in an annular space defined between a flanged rotating element and a stationary element, to protect at least one ring of rolling members arranged between the stationary element and the rotating element; the flanged rotating element being provided with a flange and a mounting seat delimited by a cylindrical bottom wall and by an axial shoulder arranged on the opposite side to the flange. Nominal dimensions of an internal diameter of a sleeve portion of an annular screen are substantially the same as nominal dimensions of an outer diameter of a cylindrical bottom wall of the mounting seat, and the axial shoulder has an entry edge with a substantially conical form for facilitating mounting of the annular screen on the rotating annular element.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: September 1, 2020
    Assignee: Aktiebolaget SKF
    Inventors: Antonia Nastasi, Giorgio Barberis, Daniele Duch
  • Patent number: 10723173
    Abstract: A coupling system for a sealing assembly with a rotating annular member. In particular, a bearing ring provided with a flange. The sealing assembly provides at least one first annular shield having a sleeve portion integrally coupled with the rotating annular member and a flange portion that radially and overhangingly protrudes from the sleeve portion and is arranged close to the flange. The sleeve portion is defined by a solid tubular body of rotation delimited by a mounting surface facing towards the rotating annular member and having cylindrical geometry, In combination, the sleeve portion couples with an assembly seat of the rotating annular member, formed by an annular shallow recess delimited by a cylindrical bottom surface and by an axial shoulder arranged on the side opposite to the flange; the first annular shield being placed, at the same time, in axial contact with the flange portion and the axial shoulder.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: July 28, 2020
    Assignee: AKTIEBOLAGET SKF
    Inventors: Fausto Morello, Daniele Duch
  • Publication number: 20200207147
    Abstract: A wheel hub assembly for motor vehicles, provided with a first hub, which is stationary, a second hub, which is rotatable, and a bearing unit in turn having a radially outer ring provided with respective radially external raceways, at least one radially inner ring provided with respective radially internal raceways, at least one row of rolling bodies, positioned between the corresponding internal and external raceways, at least one sealing device, positioned on the axially inner side with respect to the at least one row of rolling bodies. A metal deflector configured so as to allow the water to drain and protect the area of the sealing device from the external contaminant is mounted by interference on the rotating hub.
    Type: Application
    Filed: December 18, 2019
    Publication date: July 2, 2020
    Inventors: Daniele Duch, Nikhil Gulhane
  • Publication number: 20200148001
    Abstract: Detection device for a wheel hub assembly provided with a rolling bearing, the detection device having a phonic wheel made of magnetized material and mounted on a rotating ring of the bearing, a shaped support element angularly constrained to the rotating ring of the bearing arranged directly between the phonic wheel and the rotating ring so as to angularly lock together the phonic ring and the rotating ring, and a sensor facing the phonic wheel; a protection device being integral with the rotating ring of the bearing so as to protect simultaneously both the phonic wheel and the sensor from external contaminants.
    Type: Application
    Filed: November 8, 2019
    Publication date: May 14, 2020
    Inventors: Daniele Duch, Marco Gernello, Aurelien Mesnager
  • Publication number: 20200130411
    Abstract: Sealing device for a wheel hub unit is disclosed herein, wherein the sealing device being able, during use, to form a static seal for protecting the wheel hub unit from any environmental pollutant and being provided with a screen, which is engaged with a collar of the wheel hub unit and has a bottom wall, a cylindrical side wall integral with and more or less perpendicular to the bottom wall. The sealing device is designed and structured to protect the wheel hub unit from any environmental contaminant that the wheel hub unit may be exposed to during usage.
    Type: Application
    Filed: October 15, 2019
    Publication date: April 30, 2020
    Inventors: Daniele Duch, Antonia Nastasi, Laura Sguotti
  • Patent number: 10591060
    Abstract: Low-friction sealing assembly for a vehicle wheel-hub unit inserted inside an annular interspace defined between a flanged rotating element and a stationary element, coaxial with each other, of the wheel-hub unit to protect at least one ring of revolving bodies arranged between the stationary element and the rotating element, and having a first annular screen and a second annular screen during use integral with the rotating element and with the stationary element; and an annular seal having lips that extend axially and radially projecting from the first screen towards the second screen inside an annular chamber defined by the first and second screens; the sealing assembly being a multi-stage sealing assembly provided with a first inner collecting stage designed to collect and expel some of the contaminants.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: March 17, 2020
    Assignee: AKTIEBOLAGET SKF
    Inventors: Héctor Villalobos, Daniele Duch, Roberto Galante, Michel Organisciak, Paolo A Re, Andrea Serafini
  • Publication number: 20200079148
    Abstract: A sealing device for a wheel hub unit configured to form a static seal to protect the wheel hub unit from environmental contaminants. The sealing device including a shield that is coupled to a collar of the wheel hub unit. The sealing device having a cylindrical lateral mounting wall pressed into the collar, an annular seat with a blind end formed in the cylindrical lateral wall, and a sealing gasket positioned, inside the seat and compressed radially between the groove and the collar, and formed by a sealing compound to allow the formation of a bead against the cylindrical lateral wall in a transport and/or assembly configuration of the sealing device. The bead being movable into the seat by a scraping action exerted by the collar during the assembly of the shield.
    Type: Application
    Filed: September 3, 2019
    Publication date: March 12, 2020
    Inventors: Antonia Nastasi, Daniele Duch
  • Publication number: 20200079149
    Abstract: A sealing device for a wheel hub unit configured to form a static seal to protect the wheel hub unit from environmental contaminants. The sealing device including a metal shield that is coupled to a collar of the wheel hub unit, and has an end wall, a cylindrical lateral wall integral with, and orthogonal to, the end wall. The lateral wall has twice the thickness of the end wall in order to impart stiffness to the metal shield, and a stop edge integral with the cylindrical lateral wall on the opposite side to the end wall, for bearing axially against the collar; a sealing gasket formed by a silicone-based sealing compound being provided to allow the formation of a bead against a cylindrical lateral wall in an assembly configuration of the sealing device.
    Type: Application
    Filed: September 3, 2019
    Publication date: March 12, 2020
    Inventors: Antonia Nastasi, Daniele Duch
  • Patent number: 10459000
    Abstract: A speed measuring device for a wheel-hub unit provided with a rolling bearing, the measuring device having an encoder wheel made of magnetized elastic material and assembled on a rotating ring of the bearing; mechanical supporting means that are directly placed between the encoder wheel and the ring so that the encoder wheel and the ring are angularly constrained to each other; and mechanical locking means for axially locking the encoder wheel inside a seat defined by the mechanical locking means together with the mechanical supporting means.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: October 29, 2019
    Assignee: Aktiebolaget SKF
    Inventors: Daniele Duch, Marco Gemello
  • Patent number: 10457095
    Abstract: A hub-bearing assembly having an axis of rotation and provided with an outer ring and an inner ring that define between them an interspace. The inner ring is provided with a flange that is transverse to the axis, and a sealing device being interposed between the outer ring and the inner ring and being provided with a moving sealing lip that is integral with the flange with the interposition of a second sealing shield, and which is directed towards a front annular surface of the outer ring.
    Type: Grant
    Filed: October 9, 2017
    Date of Patent: October 29, 2019
    Assignee: Aktiebolaget SKF
    Inventors: Maurizio Bertola, Daniele Duch
  • Patent number: 10442244
    Abstract: Sealing device for a wheel-hub unit provided with a rolling bearing and having a central axis and being provided with a screen joined together with an outer ring of the bearing to sealingly isolate the bearing and having a cylindrical mounting wall coaxial with the central axis and engaged with a collar of an outer ring of the bearing, and an annular reading wall, arranged transversely with respect to the axis, connected to the cylindrical wall and facing a phonic wheel mounted inside the bearing; the annular reading wall having a thickness variable radially depending on an angle of oscillation of the phonic wheel between an undeformed position. An annular front surface of the phonic wheel is equidistant from a plane perpendicular to the axis, and a possible deflected position, in which the annular front surface of the phonic wheel is arranged equidistant from an annular reading wall.
    Type: Grant
    Filed: July 5, 2018
    Date of Patent: October 15, 2019
    Assignee: Aktiebolaget SKF
    Inventors: Daniele Duch, Domenico Bosco
  • Publication number: 20190184739
    Abstract: Sealing device for a wheel-hub unit provided with a rolling bearing and having a central axis and being provided with a screen joined together with an outer ring of the bearing to sealingly isolate the bearing and having a cylindrical mounting wall coaxial with the central axis and engaged with a collar of an outer ring of the bearing, and an annular reading wall, arranged transversely with respect to the axis, connected to the cylindrical wall and facing a phonic wheel mounted inside the bearing; the annular reading wall having a thickness variable radially depending on an angle of oscillation of the phonic wheel between an undeformed position. An annular front surface of the phonic wheel is equidistant from a plane perpendicular to the axis, and a possible deflected position, in which the annular front surface of the phonic wheel is arranged equidistant from an annular reading wall.
    Type: Application
    Filed: July 5, 2018
    Publication date: June 20, 2019
    Inventors: Daniele Duch, Domenico Bosco