Patents by Inventor David Burky
David Burky 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: 12612942Abstract: A drivetrain assembly for an electric vehicle is provided that includes a housing, a rotor shaft of an electric motor rotatable about a center axis, and a bearing rotatably supporting the rotor shaft with respect to the housing. The bearing includes a first race on the housing and a second race on the rotor shaft. The drivetrain assembly includes an electrically conductive shunt washer configured for creating an electrical path from the housing to the second race. The electrically conductive shunt washer includes a material including electrically conductive fibers.Type: GrantFiled: November 3, 2023Date of Patent: April 28, 2026Assignee: Schaeffler Technologies AG & Co. KGInventors: Markus Steinberger, David Burky, Rashid Farahati
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Patent number: 12612963Abstract: An extended differential output gear including a gear body portion and a tubular portion. The gear body portion includes an outer gear portion and an inner spline portion at least partially overlapping the outer gear portion in a radial direction. The tubular portion extends axially from the inner spline portion. The tubular portion may include a speed sensor target. The tubular portion may include a thicker portion adjacent to the inner spline portion, and a thinner portion adjacent to the thicker portion. The tubular portion may include a stepped tube pressed onto the thinner portion, and the stepped tube may include a speed sensor target. A differential assembly including the extended differential output gear and an axle assembly including the differential assembly are also disclosed.Type: GrantFiled: December 3, 2024Date of Patent: April 28, 2026Assignee: Schaeffler Technologies AG & Co. KGInventors: Jordan Geiser, Gregory Heeke, David Burky
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Publication number: 20250341249Abstract: An eAxle having a housing, an electric motor supported by the housing, a differential coupled to the electric motor and supported by the housing, a source of pressurized oil, and an oil feed line coupled to the source of pressurized oil. The housing includes an inlet configured to supply oil from the oil feed line to an interior of the housing and the differential.Type: ApplicationFiled: May 1, 2024Publication date: November 6, 2025Applicant: Schaeffler Technologies AG & Co. KGInventors: Evan Blitz, David Burky, Scott Angel
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Patent number: 12460716Abstract: An eAxle having a housing, an electric motor supported by the housing, a differential coupled to the electric motor and supported by the housing, a source of pressurized oil, and an oil feed line coupled to the source of pressurized oil. The housing includes an inlet configured to supply oil from the oil feed line to an interior of the housing and the differential.Type: GrantFiled: May 1, 2024Date of Patent: November 4, 2025Assignee: Schaeffler Technologies AG & Co. KGInventors: Evan Blitz, David Burky, Scott Angel
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Patent number: 12454151Abstract: An electric axle assembly includes a banjo axle housing, first and second half shafts, and an electric drive unit. The banjo axle housing has a central portion that defines a receiving space and first and second openings providing access to the receiving space, first and second beams extending from the central portion in opposite first and second axial directions, and defining first and second beam hollows in communication with the receiving space. The half shafts extend within the first and second beam hollows. The electric drive unit includes a motor, a differential, and a housing having first and second housing components. At least one of the first and second housing components defines a motor housing region, the first and second housing components define a gearbox region, and the first and second housing components define first and second apertures that provide access for coupling the half shafts with the differential.Type: GrantFiled: August 21, 2024Date of Patent: October 28, 2025Assignee: Schaeffler Technologies AG & Co. KGInventors: Rodrigo Bahena, Patrick Lindemann, David Burky, Angel Salvador Flores
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Publication number: 20250149841Abstract: A drivetrain assembly for an electric vehicle for a motor vehicle is provided that includes a housing, a rotor shaft of an electric motor rotatable about a center axis, and a bearing rotatably supporting the rotor shaft with respect to the housing. The bearing includes a first race on the housing and a second race on the rotor shaft. The drivetrain assembly for an electric vehicle includes an electrically conductive shunt washer configured for creating an electrical path from the housing to the second race. The electrically conductive shunt washer includes a material including electrically conductive fibers.Type: ApplicationFiled: November 3, 2023Publication date: May 8, 2025Inventors: Markus STEINBERGER, David BURKY, Rashid FARAHATI
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Publication number: 20250075773Abstract: A planetary wheel end includes a planetary gear set, a rotatable axle shaft, a rotationally fixed axle tube surrounding at least a portion of the axle shaft, and a planetary gear carrier arranged for fixing to a wheel. The planetary gear set includes a radially inner sun gear, a radially outer ring gear and a plurality of planet gears drivingly engaged with the sun gear and the ring gear. The axle shaft is rotationally fixed to the sun gear and the axle tube includes a spindle rotationally fixed to the ring gear. The planetary gear carrier includes a plurality of planetary shafts and each one of the planet gears is rotatable about a respective one of the planetary shafts. In an example embodiment, each one of the plurality of planet gears has a respective radial needle bearing disposed on the respective one of the plurality of planetary shafts.Type: ApplicationFiled: January 12, 2024Publication date: March 6, 2025Applicant: Schaeffler Technologies AG & Co. KGInventors: Franklin May, Angel Salvador Flores, David Burky, Ayyalraju Satyaseelan
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Patent number: 12196301Abstract: A housing half for a stamped steel differential housing including an outer annular ring and a radially outer cylindrical protrusion with a gear portion. The housing half is integrally formed from a single piece of material. In an example embodiment, the housing half is formed by stamping. In an example embodiment, the gear portion is formed by broaching or rolling. In some example embodiments, the housing half also includes a first pocket arranged for receiving a portion of a first end of a pinion pin and a second pocket, circumferentially opposite the first pocket, arranged for receiving a portion of a second end of the pinion pin. A stamped steel differential housing including the housing half and a stamped steel differential assembly including the stamped steel differential housing are also disclosed.Type: GrantFiled: December 19, 2023Date of Patent: January 14, 2025Assignee: Schaeffler Technologies AG & Co. KGInventors: Michael Hodge, David Burky
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Publication number: 20240418250Abstract: A housing half for a stamped steel differential housing including an outer annular ring and a radially outer cylindrical protrusion with a gear portion. The housing half is integrally formed from a single piece of material. In an example embodiment, the housing half is formed by stamping. In an example embodiment, the gear portion is formed by broaching or rolling. In some example embodiments, the housing half also includes a first pocket arranged for receiving a portion of a first end of a pinion pin and a second pocket, circumferentially opposite the first pocket, arranged for receiving a portion of a second end of the pinion pin. A stamped steel differential housing including the housing half and a stamped steel differential assembly including the stamped steel differential housing are also disclosed.Type: ApplicationFiled: December 19, 2023Publication date: December 19, 2024Applicant: Schaeffler Technologies AG & Co. KGInventors: Michael Hodge, David Burky
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Publication number: 20240418254Abstract: A stamped geartrain cover includes a radially outer flange portion for fixing to a geartrain housing, a dished portion extending axially from the radially outer flange portion, and a stepped protrusion arranged for receiving a first bearing. The stepped protrusion may include a first cylindrical protrusion extending from the dished portion and an annular ring extending radially inward from the first cylindrical protrusion. The stepped protrusion may also include a second cylindrical protrusion, coaxial with the first cylindrical protrusion, extending from the annular ring. The second cylindrical protrusion may include an opening for receiving an axle shaft. The second cylindrical protrusion may be arranged for receiving an axle shaft seal. The first cylindrical protrusion may extend from the annular ring in a first axial direction and the second cylindrical protrusion may extend from the annular ring in a second axial direction, opposite the first axial direction.Type: ApplicationFiled: December 18, 2023Publication date: December 19, 2024Applicant: Schaeffler Technologies AG & Co. KGInventors: David Burky, Christopher Shamie
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Patent number: 11451101Abstract: An electric motor arranged for mounting to a combustion engine includes an axis of rotation, a hub, a first plate, a second plate, and a rotor. The first plate is fixed to the hub at a first radially inner diameter, the second plate is fixed to the first plate at a radially outer diameter and arranged for fixing directly to a crankshaft of the combustion engine at a second radially inner diameter, and the rotor is fixed to the hub at the first radially inner diameter. In an example embodiment, the first radially inner diameter is radially offset from the second radially inner diameter.Type: GrantFiled: February 24, 2021Date of Patent: September 20, 2022Assignee: Schaeffler Technologies AG & Co. KGInventors: Mohammad Moasher, Maximilian Podschwadt, David Burky
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Publication number: 20220271587Abstract: An electric motor arranged for mounting to a combustion engine includes an axis of rotation, a hub, a first plate, a second plate, and a rotor. The first plate is fixed to the hub at a first radially inner diameter, the second plate is fixed to the first plate at a radially outer diameter and arranged for fixing directly to a crankshaft of the combustion engine at a second radially inner diameter, and the rotor is fixed to the hub at the first radially inner diameter. In an example embodiment, the first radially inner diameter is radially offset from the second radially inner diameter.Type: ApplicationFiled: February 24, 2021Publication date: August 25, 2022Applicant: Schaeffler Technologies AG & Co. KGInventors: Mohammad Moasher, Maximilian Podschwadt, David Burky
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Patent number: 10598212Abstract: A hydrodynamic thrust bearing for a torque converter comprising: an axis of rotation; a first radial thrust surface; a second radial surface, opposite the first radial thrust surface, including at least two axially protruding anti-rotation pins for preventing relative motion with one of either a stator assembly or an impeller once assembled; an inner circumferential surface defining an opening concentric with the axis of rotation; an outer circumferential surface; and, an axial retention means for attaching to the one of either a stator assembly or an impeller and including at least two resilient tabs, each tab comprising: a deflectable portion; a lockable portion; and, an axial portion having a first width and connecting the deflectable portion and the lockable portion. A torque converter having a hydrodynamic thrust bearing as described is also provided.Type: GrantFiled: March 31, 2015Date of Patent: March 24, 2020Assignee: SHAEFFLER TECHNOLOGIES AG & CO. KGInventors: David Lewis, Aditya Dattawadkar, David Burky
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Publication number: 20180073554Abstract: A hydrodynamic thrust bearing for a torque converter comprising: an axis of rotation; a first radial thrust surface; a second radial surface, opposite the first radial thrust surface, including at least two axially protruding anti-rotation pins for preventing relative motion with one of either a stator assembly or an impeller once assembled; an inner circumferential surface defining an opening concentric with the axis of rotation; an outer circumferential surface; and, an axial retention means for attaching to the one of either a stator assembly or an impeller and including at least two resilient tabs, each tab comprising: a deflectable portion; a lockable portion; and, an axial portion having a first width and connecting the deflectable portion and the lockable portion. A torque converter having a hydrodynamic thrust bearing as described is also provided.Type: ApplicationFiled: March 31, 2015Publication date: March 15, 2018Applicant: Schaeffler Technologies AG & Co. KGInventors: David Lewis, Aditya Dattawadkar, David Burky