Patents Examined by Alan B Waits
  • Patent number: 12038046
    Abstract: A rolling guide device includes a track member, a moving member, and a plurality of rolling bodies. Rolling-body rolling surfaces that come into contact with an rolling-body outer circumferential surface of a rolling body are respectively formed in wall surfaces of a pair of wall portions included in the track member facing each other, a scraper including a pressing portion that presses the rolling-body rolling surfaces is turnably installed in the moving member, the scraper includes at least an attachment portion and a pressing portion, and is formed such that a frictional force of the pressing portion with respect to the rolling-body rolling surfaces is smaller than a frictional force of the attachment portion with respect to an attachment shaft formed in the moving member.
    Type: Grant
    Filed: March 31, 2022
    Date of Patent: July 16, 2024
    Assignee: THK CO., LTD.
    Inventors: Yoshihiro Ando, Hitoshi Aoyagi, Yuki Toba
  • Patent number: 12038047
    Abstract: Provided is a hybrid fluid film bearing. The hybrid fluid film bearing comprises: a bearing housing installed on an outer diameter surface of a rotary shaft in the form of being coupled via a ring; a sleeve ring installed between the rotary shaft and the bearing housing, having gaps respectively with the rotary shaft and the bearing housing, and having a side in the circumferential direction opened in the radial direction; and a fixing pin connected between the bearing housing and the sleeve ring, and supported by the bearing housing so as to restrict rotation of the sleeve ring when the rotary shaft rotates. Also, the hybrid fluid film bearing may further comprise a compliant spring damper which is provided in the gap between the bearing housing and the sleeve ring and is provided as one or more bump foils.
    Type: Grant
    Filed: May 17, 2022
    Date of Patent: July 16, 2024
    Assignee: INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUS
    Inventor: Keun Ryu
  • Patent number: 12031574
    Abstract: Provided are bearing assemblies including one or more substrate assemblies, such as thrust bearing assemblies. The substrate assemblies include a bearing element fixed to a substrate. The bearing elements are formed from a thermally stable material such as a ceramic-bonded diamond composite. Methods for manufacturing the bearing assemblies are also provided.
    Type: Grant
    Filed: October 16, 2020
    Date of Patent: July 9, 2024
    Assignee: DIAMOND INNOVATIONS, INC.
    Inventors: Biju Varghese, Venkata Durga Prasad Kappagantula, Anshul Singh, Andrew Gledhill, Joseph M. Rhodes
  • Patent number: 12031582
    Abstract: The protective cover having a cup shape is mounted to an outer ring of a bearing so as to seal an inward-side end portion of the bearing. A protective cover includes: a disc part made of a synthetic resin; and a sensor holder part that is made of the synthetic resin and protrudes inward from the disc part. The disc part is provided with a separation wall which separates the magnetic encoder and the magnetic sensor from each other. The separation wall has a surface facing the magnetic encoder and a surface facing the magnetic sensor, and one of the surfaces has a mark of a gas drainage pin of an injection molding die.
    Type: Grant
    Filed: February 14, 2020
    Date of Patent: July 9, 2024
    Assignee: NAKANISHI METAL WORKS CO., LTD.
    Inventor: Yutaka Jogan
  • Patent number: 12031583
    Abstract: Annular joint surfaces of a lower case of a strut bearing device respectively have case-side projections that project in an axial direction. Shapes A of the case-side projections, seen in an axial direction, continue in a circumferential direction, and vary their position in a radial direction along the circumferential direction. An inner-diameter side seal has a seal-side recess fitted to the case-side projection. An outer-diameter side seal has a seal-side recess fitted to the case-side projection.
    Type: Grant
    Filed: September 21, 2022
    Date of Patent: July 9, 2024
    Assignee: NAKANISHI METAL WORKS CO., LTD.
    Inventors: Kohei Shibata, Yasuhiro Narazaki
  • Patent number: 12031573
    Abstract: The invention relates to a gas bearing for contactlessly bearing a rotatable element (50). The gas bearing comprises: a housing (100) having an opening for receiving the rotatable element; and at least two sliding films (200), which are arranged on an interior (110) of the opening without overlap and which each have a first end portion (210) and a second end portion (220) for support on the housing (100). The sliding films (200) are designed to radially support the rotatable element relative to the housing (100) only by means of the first and second end portions (210, 220), the second end portion (220) providing frictional contact with the interior (110) and the first end portion (210) being fastened to the housing.
    Type: Grant
    Filed: December 17, 2019
    Date of Patent: July 9, 2024
    Assignee: Technische Universit├Ąt Darmstadt
    Inventors: Bernhard Schweizer, Marcel Bauer, Marcel Mahner, Markus Rieken, Pascal Zeise
  • Patent number: 12031580
    Abstract: A deep groove ball bearing includes an outer ring, an inner ring, a retainer and steel balls, where the retainer is disposed between the outer ring and the inner ring, sockets are disposed on the retainer, the steel balls are disposed in the sockets, the retainer is formed by two retainer bodies which are separated from each other, grooves are formed in the retainer bodies at intervals, the grooves in one retainer body are combined with the grooves in the other retainer body to form the sockets, each retainer body is provided with a plurality of sub-connectors which are separated from each other, a first connecting block and a second connecting block are formed at two ends of each sub-connector respectively, two grooves are formed in each sub-connector, and a positioning table is disposed between the two grooves in each sub-connector.
    Type: Grant
    Filed: September 16, 2021
    Date of Patent: July 9, 2024
    Assignee: C&U COMPANY LIMITED.
    Inventors: Xuefeng Bai, Jialiang Xu
  • Patent number: 12031586
    Abstract: A manufacturing method of a bearing device for a vehicle wheel (1) includes: a pressure adjusting step of enclosing, in a work chamber (Rw), the bearing device for a vehicle wheel (1) to which a sealing member (9) on an outer side is fitted in the work chamber (Rw), and adjusting a pressure in the work chamber (Rw) to a predetermined atmospheric pressure (Pt) according to an environment of a use area of the bearing device for a vehicle wheel (1); and a sealing step of fitting a cover (12) that seals an inner side opening (2a) of an outer ring (2) or an inner side sealing member (6) that seals between the outer ring (2) and a hub ring (3) or an inner ring (4) to the inner side opening (2a) in the work chamber (Rw) in which a pressure has been adjusted.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: July 9, 2024
    Assignee: NTN CORPORATION
    Inventors: Shigeaki Fukushima, Natsuko Nagai
  • Patent number: 12031578
    Abstract: A hinged component with one degree of freedom includes at least two concentric rings, movable in rotation in relation to one another around a central axis, defining a friction interface therebetween and including: an outer ring having an inner friction surface and an inner ring having an outer friction surface and an inner friction surface intended to receive a movable member guided by the component in rotation, oscillation and/or translation.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: July 9, 2024
    Assignee: HYDROMECANIQUE ET FROTTEMENT
    Inventors: Fabrice Prost, Pierrick Pavallier
  • Patent number: 12030355
    Abstract: The unit includes a lower support cap, an upper bearing cap, and at least one bearing disposed between the caps. The unit further includes at least one stiffening insert provided with a plurality of axial through-holes, through which connecting sections of a plastics cap are accommodated.
    Type: Grant
    Filed: July 1, 2022
    Date of Patent: July 9, 2024
    Assignee: Aktiebolaget SKF
    Inventors: Xavier Blanchard, Bruno Montboeuf, Guillaume Jouanno, Desire Vidot
  • Patent number: 12025184
    Abstract: A sealing device for a bearing unit that includes an inner ring, an outer ring, a plurality of rolling bodies interposed between the inner ring and the outer ring, the sealing device having a radially outer anchoring portion, an intermediate portion, and a radially inner sealing portion distal to the radially outer anchoring portion, the sealing device being made of a single polymer plastic material.
    Type: Grant
    Filed: May 3, 2022
    Date of Patent: July 2, 2024
    Assignee: AKTIEBOLAGET SKF
    Inventors: Donato Mariella, Riccardo Restivo, Giorgia D'Amico, Claudio Foti
  • Patent number: 12025183
    Abstract: A bearing assembly includes an inner bearing ring, an outer bearing ring and rolling bodies located between the inner bearing ring and the outer bearing ring. A gap is defined by a radially outer surface of the inner bearing ring and a radially inner surface of the outer bearing ring. The radially inner surface of the outer bearing ring includes a first radial surface portion that is offset a greater distance from a center of the bearing than a second radial surface portion. The first and second radial surface portions are connected by a sloped surface. A sealing arrangement located in the gap. The sealing arrangement includes a first annular body including an elastomeric sealing protrusion to contact the sloped surface of the outer bearing ring.
    Type: Grant
    Filed: August 22, 2022
    Date of Patent: July 2, 2024
    Assignee: Schaeffler Technologies AG & Co. KG
    Inventors: Christian Mock, Marco Krapf, Darius Dlugai, Andreas Kaiser
  • Patent number: 12025179
    Abstract: A thrust bearing includes two physically separate one-piece segments. At least one segment has a wedge-shaped surface serving as a sliding surface. An alternative thrust bearing includes precisely one segment of a one-piece design. The segment is interrupted along its course around an axis of rotation of the thrust bearing. The segment has a wedge-shaped surface serving as a sliding surface.
    Type: Grant
    Filed: March 5, 2020
    Date of Patent: July 2, 2024
    Assignees: ZF FRIEDRICHSHAFEN AG, ZF WIND POWER ANTWERPEN N.V.
    Inventors: Simon Vets, Koen Krieckemans, Nurhan Kavas, Robby Popowicz
  • Patent number: 12018716
    Abstract: Embodiments disclosed herein are directed to bearing assemblies, related bearing apparatuses, and related methods. An example of a bearing assembly disclosed herein may include a support structure having a first end and a second end. The bearing assembly also includes a superhard bearing element secured to the first end of the support structure. The superhard bearing element includes a superhard sealing surface that may be configured to contact a sealing surface of an opposing bearing element, a base surface contacting the support structure and opposing the superhard sealing surface, and at least one lateral surface extending between the superhard sealing surface and the base surface. The support structure and the superhard bearing element may both include at least one conduit extending therethrough through which a fluid may flow.
    Type: Grant
    Filed: January 28, 2022
    Date of Patent: June 25, 2024
    Assignee: US Synthetic Cor poration
    Inventor: Ronald Daniel Bagley
  • Patent number: 12018724
    Abstract: A bearing raceway for a shaft includes a tubular sleeve comprising a raceway section and a clamp section, the raceway section having a hardened outer surface and a first, axially linear, inner surface, and the clamp section having first threads and a second, axially non-linear, inner surface, where the first threads are configured to mate with second threads on a nut to clamp the tubular sleeve to the shaft.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: June 25, 2024
    Assignee: Textron Innovations Inc.
    Inventors: Charles Jared Ott, Eric Stephen Olson
  • Patent number: 12018723
    Abstract: A wheel bearing includes a first seal member disposed between an outer ring and a first outer peripheral surface of a first cylindrical portion of an inner ring and configured to seal between the outer ring and the inner ring; and a second seal member press-fitted to a second cylindrical portion of the inner ring. The second seal member includes a slinger comprising an outer axial end portion spaced apart from the first seal member and a first end surface of the inner ring; a first seal lip coupled to the outer axial end portion of the slinger and comprising a first seal portion in contact with a portion of the first seal member and a second seal portion in contact with a portion of the first cylindrical portion; and a second seal lip coupled to the slinger so as to be spaced apart from the first seal lip.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: June 25, 2024
    Assignee: ILJIN GLOBAL Co., Ltd
    Inventor: In Ha Lee
  • Patent number: 12018720
    Abstract: A bearing device for a vehicle wheel, which has an increased number of balls and in which the ease of mounting the balls is increased. The bearing device is configured such that each of the columns (7b) of the retainer (7) is provided with latch sections (7e) protruding toward adjacent columns (7b) and with cutouts. The front ends of the latches (7e) are located within an annular range having a radial width R1 defined between the outer peripheral circle of a ball (8) and a reference imaginary circle C1 having a diameter D1 centered on the center of the ball (8).
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: June 25, 2024
    Assignee: NTN CORPORATION
    Inventor: Souta Koizumi
  • Patent number: 12018717
    Abstract: In a bearing cap in which a sensor support part is formed on a bottom surface section of a cap body and in which an insertion hole for a rotational speed sensor is formed in the sensor support part, a recess that accommodates a tip portion of the rotational speed sensor is formed in the portion of the bottom surface section where the sensor support part is formed. The sensor support part includes a first wall section and a second wall section that are disposed, facing each other across a virtual line L passing through a center axis G1 of the bottom surface section and a center axis G2 of the insertion hole, and that are formed along the circumferential edge of the recess. Protrusions protruding from the bottom surface section are continuously provided on the outer circumferential surfaces of the first wall section and the second wall section.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: June 25, 2024
    Assignee: NTN CORPORATION
    Inventor: Tomoki Kakuko
  • Patent number: 12012994
    Abstract: A bearing assembly includes a bearing, in particular a non-locating bearing, for supporting a shaft within a housing. The bearing provides an inner ring and an outer ring. A radially outer surface of the outer ring and/or a radially outer surface of the shaft and/or a radially inner surface of the inner ring and/or a radially inner surface of the housing has a protection layer. The protection layer is a thermally expanding or shrinking layer being thermally heated and expanded to or shrunk on the respective radially inner surface and/or radially outer surface. Further, a method for manufacturing a bearing ring for such a bearing assembly is disclosed.
    Type: Grant
    Filed: March 22, 2022
    Date of Patent: June 18, 2024
    Assignee: Aktiebolaget SKF
    Inventor: Thilo von Schleinitz
  • Patent number: 12012992
    Abstract: A non-locating bearing assembly includes a bearing unit configured to support a rotatable component relative to a stationary component, the bearing unit including a first stationary bearing ring and a second rotatable bearing ring, the rotatable bearing ring being fixedly connectable to the rotatable component, and a bearing carrier. The stationary bearing ring is axially and rotationally fixed to the bearing carrier, and the bearing carrier is configured to connect to the stationary component in a rotationally fixed but axially displaceable manner.
    Type: Grant
    Filed: May 26, 2022
    Date of Patent: June 18, 2024
    Assignee: AKTIEBOLAGET SKF
    Inventors: Juergen Barthelme, Helmut Hauck, Sebastian Kraus, Andreas Herbert Kraus, Stefanie Seufert, Alexander Dilje, Hans-Juergen Friedrich, Berthold Beyfuss