Patents Assigned to Schaeffler Technologies AG & Co. KG
  • Publication number: 20240035470
    Abstract: The disclosure relates to an electric-motor-driven hydraulic pump actuator with two plate-like housing elements which are connected sealingly to one another with the interposition of an intermediate plate in order to form a housing in which a drive shaft is rotatably mounted. In order to improve the functionality and/or simplify manufacture of the electric-motor-driven hydraulic pump actuator, a bearing device for the drive shaft is secured in one of the housing elements by means of a spring device that passes through the intermediate plate via a through-hole through which the drive shaft extends.
    Type: Application
    Filed: April 8, 2022
    Publication date: February 1, 2024
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventor: Michael Bohnert
  • Patent number: 11883918
    Abstract: A measuring system monitors a spindle. The measuring system includes a cylindrical housing which can be arranged in and mechanically firmly connected to a spindle housing. A carrier ring is arranged inside the cylindrical housing. Three sensors for measuring a radial displacement and three sensors for measuring an axial displacement of the spindle are distributed over a circumference of the carrier ring. The sensors are cast with the carrier ring.
    Type: Grant
    Filed: October 22, 2018
    Date of Patent: January 30, 2024
    Assignee: Schaeffler Technologies AG & Co. KG
    Inventors: Alexander Seybold, Christoph Wegner, Stefan Glück, Andreas Schiffler, Martin Voll
  • Patent number: 11888257
    Abstract: A busbar assembly is disclosed herein. The assembly includes a ring body having a plurality of openings extending in an axial direction and configured to receive electrical wire connections, and a plurality of phase conductors. A high-voltage connection portion is also included in this same body. The high-voltage connection portion includes a plurality of high voltage conductors each configured to engage a respective one of the plurality of phase conductors. A plurality of connectors are each attached to a respective one of the plurality of high voltage conductors. A seal is arranged on a periphery of the high-voltage connection portion to incorporate the busbar into one combined simple design.
    Type: Grant
    Filed: May 13, 2021
    Date of Patent: January 30, 2024
    Assignee: Schaeffler Technologies AG & Co. KG
    Inventors: Zachary Gnabah, Jeremy Vanni
  • Patent number: 11885397
    Abstract: A torque converter includes a front cover, an impeller, a turbine, a lock-up clutch, and a damper assembly. The front cover is arranged to receive a torque. The impeller has an impeller shell non-rotatably connected to the cover. The turbine is in fluid communication with the impeller and includes a turbine shell. The lock-up clutch includes a clutch plate. The damper assembly includes a spring and a cover plate supporting the spring. The cover plate includes a spring window configured to receive the spring, and a plurality of tabs extending from a radial side of the spring window towards the front cover. The plurality of tabs are configured to drivingly connect to the clutch plate.
    Type: Grant
    Filed: September 28, 2022
    Date of Patent: January 30, 2024
    Assignee: Schaeffler Technologies AG & Co. KG
    Inventors: Subramanian Annamalai, Kyle Nelson
  • Patent number: 11884346
    Abstract: A motor vehicle is controlled via a method, particularly for steering during a malfunction. Two wheels are arranged on a steerable axle of the motor vehicle and each can be driven by a single-wheel drive. At least one wheel is arranged on a non-steerable axle of the motor vehicle and can be driven by a wheel drive. In the event of a malfunction of one of the single-wheel drives being identified, a drive torque or a braking torque is generated with the functioning single-wheel drive of the wheel arranged on the steerable axle of the motor vehicle to steer the wheels arranged on the steerable axle in a specified direction. A drive torque or a braking torque is generated with the wheel drive of the wheel arranged on the non-steerable axle of the motor vehicle to at least partially bring about a specified longitudinal movement of the motor vehicle.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: January 30, 2024
    Assignee: Schaeffler Technologies AG & Co. KG
    Inventors: Alexander Seiffer, Philipp Kautzmann
  • Patent number: 11884158
    Abstract: A drive unit and a drive arrangement having the drive unit are provided. The drive unit includes a first electric machine and a second electric machine and an output shaft. A rotor of the second electric machine is connected to the output shaft for conjoint rotation and the drive unit has a separating clutch by which a rotor of the first electric machine is connected to the output shaft for torque transmission. The drive unit furthermore has a first flow system for implementing a flow of a first liquid for at least partial cooling of at least one electric machine and a second flow system for implementing a flow of a second liquid, the first flow system and the second flow system being arranged such that heat from the first liquid in the first flow system is transferred to the second liquid in the second flow system.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: January 30, 2024
    Assignee: Schaeffler Technologies AG & Co. KG
    Inventors: Andreas Trinkenschuh, Steffen Lehmann, Carsten Mayer, Marco Grethel
  • Publication number: 20240026923
    Abstract: A bearing module that supports adjacent ends of coaxial shafts, includes an outer ring having first and second axially adjacent raceways and first and second flanges located at the respective ends. A first group of rolling elements rolls on the first raceway, and a second group of rolling elements rolls on the second raceway. A first cage retains the first group of rolling elements circumferentially spaced apart from one another, and a second cage retains the second group of rolling elements. An axial bearing is retained axially between the first and second groups of rolling elements, and has axial bearing rolling elements that are configured for rolling contact with (a) facing axial side raceways on first and second inner rings supported respectively on the first and second groups of rolling elements, (b) the adjacent ends of the two coaxial shafts, or (c) integral washers of the axial bearing.
    Type: Application
    Filed: July 21, 2022
    Publication date: January 25, 2024
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventors: Joseph T. GRIFFIN, Florin MUSCAS, Arjun Kailassh Magalingam ADITHYAN, Alfred THOMAS, James BROWN
  • Publication number: 20240026925
    Abstract: A bearing track cage includes a plurality of retention elements, wherein each retention element includes at least a first axial side and a second axial side, and wherein each adjacent pair of retention elements of the plurality of retention elements defines a rolling element pocket configured to retain a rolling element. A first support is slidably coupled to each of the plurality of retention elements on the first axial side thereof and a second support is slidably coupled to each of the plurality of retention elements on the second axial side thereof.
    Type: Application
    Filed: July 22, 2022
    Publication date: January 25, 2024
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventors: Dennis Roffe, Michael Heaton, Guihui Zhong
  • Publication number: 20240025060
    Abstract: An impact-protection safety device for a robot comprises a first connection part, which is intended to be connected to a robot arm, and a second connection part, which is intended to be connected to an actuator, wherein the connection parts cooperate with one another by means of guides of a first and second type, and a plurality of spring elements in the form of compression springs are tensioned between the connection parts The different guides each comprise a plurality of pegs connected to the second connection part, wherein the pegs to be assigned to the guide of the first type each have a stop contour that acts in the pull-out direction and engages behind a contour of the first connection part, and the pegs to be assigned to the guide of the second type are each surrounded by one of the spring elements.
    Type: Application
    Filed: December 8, 2021
    Publication date: January 25, 2024
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventor: Wolfgang Volk
  • Publication number: 20240026804
    Abstract: The disclosure relates to a hydraulic camshaft phaser for relative rotation between a camshaft and a crankshaft. The camshaft phaser comprising two oppositely acting working chambers to which hydraulic medium pressure can be applied in a controlling manner by means of a hydraulic valve, thereby causing a relative rotation between the camshaft and the crankshaft. A volume accumulator formed by the camshaft phaser collects the hydraulic medium exiting from the working chambers. The volume accumulator is divided into two partial volume accumulators which flank the working chambers in an axial direction and which are connected to one another by a hydraulic medium line which extends axially through the camshaft phaser and is independent of the working chambers.
    Type: Application
    Filed: November 19, 2021
    Publication date: January 25, 2024
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventor: Juergen Weber
  • Publication number: 20240026907
    Abstract: A seal assembly includes a piston and a seal. The piston includes a first radial piston wall, a second radial piston wall extending radially further than the first radial piston wall, a groove formed between the first radial piston wall and the second radial piston wall, and a bypass line extending at least partially around the groove. The seal disposed in the groove. The seal includes a first sealing lip extending radially outward beyond the second radial piston wall and a second sealing lip. The second sealing lip is sealed against the first radial piston wall to seal an entry space when acted on by a pressure below a predetermined pressure limit pG, and pivotable radially inward to open the entry space when acted on by a pressure above the predetermined pressure limit pG.
    Type: Application
    Filed: November 9, 2021
    Publication date: January 25, 2024
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventor: David Huber
  • Publication number: 20240026928
    Abstract: A sealed anti-friction bearing, consisting of an inner bearing ring with a raceway arranged on its outer shell surface, of an outer bearing ring with a raceway arranged on its inner shell surface, and of a multiplicity of rolling bodies which roll between the bearing rings on the raceways, wherein two circumferential annular grooves are machined into the inner shell surface of the outer bearing ring axially on both sides next to the raceway in the outer bearing ring, in which annular grooves two seals are fastened which consist in each case of a circularly annular reinforcement and of an elastomer coating and which, on their inner circumference, comprise in each case one first radial sealing lip which bears against axial surfaces of two undercuts arranged on both sides next to the raceway in the inner bearing ring, in each case one second axial sealing lip which bears against radial surfaces of the undercuts in the inner bearing ring, and in each case one third sealing lip which forms a sealing gap together w
    Type: Application
    Filed: July 5, 2021
    Publication date: January 25, 2024
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventors: Thomas Fickert-Guenther, Peter Reif, Armin Bender, Christian Schmidt
  • Publication number: 20240030775
    Abstract: An electric machine for use within the powertrain of a hybrid or fully electric motor vehicle includes a stator and a rotor, said stator and rotor being received in an engine housing. The engine housing has at least one A-bearing shield and at least one B-bearing shield (6) for supporting the rotor relative to the engine housing, wherein the A-bearing shield and/or the B-bearing shield has/have a multipart design, in particular a two-part design, in each case comprising a respective annular inner shield and an annular outer shield, and the inner shield is arranged radially within the outer shield such that an annular space is formed between the inner shield and the outer shield. A connection shield is at least partly arranged in the annular space so that the inner shield and the outer shield are secured in the radial direction by the connection shield.
    Type: Application
    Filed: October 14, 2021
    Publication date: January 25, 2024
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventors: Robin Babian, Sven Derksen, Thomas Niesen, Cédric Blaes
  • Publication number: 20240025478
    Abstract: The disclosure relates to a steering assembly for a drive-by-wire steering system of a vehicle having an input means for inputting a steering command, a steering shaft with a first region and a second region longitudinally spaced apart from the first region, and a sensor system for detecting a steering angle and/or a steering torque on the steering shaft. The sensor system comprises a first angular-position sensor and a second angular-position sensor. The first angular-position sensor is assigned to the first region and the second angular position sensor is assigned to the second region, so that it is possible to determine, by means of a difference of a first angle signal of the first angular-position sensor and a second angle signal of the second angular-position sensor, the steering torque on the steering shaft on which the steering torque is acting.
    Type: Application
    Filed: November 4, 2021
    Publication date: January 25, 2024
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventors: Georg Plettner, Fabian Ruh, Dominik Reif
  • Publication number: 20240030774
    Abstract: An electric drive unit includes an electric motor having a rotor shaft that defines a hollow that is accessible via an opening defined at an axial end of the rotor shaft. The hollow defines a portion of a fluid flow path. The electric drive unit also includes an output shaft that extends into the hollow through the opening. The electric drive unit further includes a baffle that extends into the hollow through the opening. The baffle is arranged to redirect fluid flowing along the fluid flow path away from a portion of at least one of the rotor shaft and the output shaft.
    Type: Application
    Filed: February 2, 2023
    Publication date: January 25, 2024
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventors: Christopher Chapanar, David Kinion, Kyle Nelson
  • Publication number: 20240026931
    Abstract: A strut bearing assembly and an improved cap for a strut bearing assembly is disclosed herein. The cap defines a first bearing pocket half dimensioned to receive a first portion of a bearing assembly, a radially outer edge defining a first mating element configured to mate with a first portion of a top mount, and a radially inner projection defining a bearing surface configured to abut a second portion of a top mount. The top mount component can generally be configured to attach to a car body. The strut bearing assembly can include a guide ring including a guide sleeve configured to provide an interface for a shock absorber spring. The guide ring can define a second bearing pocket half dimensioned to receive a second portion of a bearing assembly.
    Type: Application
    Filed: July 19, 2022
    Publication date: January 25, 2024
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventors: Elias Ferreira Machado, Kleberson Sierra
  • Publication number: 20240025207
    Abstract: An axle disconnect clutch includes an axle shaft, a tulip for a constant velocity joint, and a sliding sleeve. The sliding sleeve includes a first inner spline and a first outer spline, radially aligned with the first inner spline. One of the axle shaft or the tulip includes a second inner spline, and the other one includes a second outer spline. The sliding sleeve is axially slidable along a one of the first inner spline or the first outer spline to engage the other of the first inner spline or the first outer spline with the second outer spline or the second inner spline, respectively, rotationally connecting the axle shaft and the tulip. In an example embodiment, the sliding sleeve has an undulating profile, and a number of inner spline teeth of the first inner spline is equal to a number of outer spline teeth of the first outer spline.
    Type: Application
    Filed: July 20, 2022
    Publication date: January 25, 2024
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventor: Brian Lee
  • Patent number: 11879512
    Abstract: A wheel hub drive for a vehicle, having: a drive housing; a hub output mounted rotatably relative to the drive housing; a wheel brake for the hub output that has a stationary and a rotating braking partner, the stationary braking partner being connected to the drive housing for conjoint rotation therewith, and the rotating braking partner being connected to the hub output. The two braking partners are frictionally connected in a braking state, A parking brake for fixing the hub output relative to the drive housing. The stationary and rotating brake partners being movable relative to one another when the parking brake is actuated and being frictionally connected to one another in a parked state. The has a ramp mechanism for converting a rotary movement into a linear movement in order to transfer a parking force to the stationary and/or rotating brake partner.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: January 23, 2024
    Assignee: Schaeffler Technologies AG & Co. KG
    Inventors: Aurelien Grauss, Philippe Wagner, Simon Ortmann
  • Patent number: 11879366
    Abstract: The disclosure relates to a control device, in particular in an electromechanical camshaft adjuster, comprising an electric motor and a control transmission coupled to the electric motor via a coupling element and designed as a harmonic drive. A two-armed wire coupler is provided as the coupling element, the arms of which engage in openings of an inner ring of a waveform generator of the control transmission, and the wire coupler has a winding which is wound around the motor shaft of the electric motor in a non-rotating manner.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: January 23, 2024
    Assignee: Schaeffler Technologies AG & Co. KG
    Inventor: Ali Bayrakdar
  • Patent number: 11879535
    Abstract: A pulley assembly is disclosed herein that includes a shaft having a shaft length. A plurality of rolling elements are supported on a radially outer surface of the at least one shaft. In one aspect, the plurality of rolling elements are cylindrical rollers, the cylindrical rollers can each have a rolling element length and a rolling element diameter, and a ratio of the rolling element length to the rolling element diameter can be at least 1.0. A pulley is provided that surrounds the plurality of rolling elements, the pulley defines an outer raceway for the rolling elements, and the pulley defines a support surface configured to support a cable. A pair of washers are also arranged on axially opposite outer sides of the pulley and the rolling elements.
    Type: Grant
    Filed: April 12, 2022
    Date of Patent: January 23, 2024
    Assignee: Schaeffler Technologies AG & Co. KG
    Inventors: Ulrich Mayr, Steven Kleinheinz, Carl White