Patents Assigned to ThyssenKrupp Presta Aktiengesellschaft
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Patent number: 11247715Abstract: A steer-by-wire system for a motor vehicle includes at least two wheels which are steerable independently of one another in a normal operating mode of the steer-by-wire system, at least two steering actuators, each one being assigned to one of the steerable wheels and being configured for adjusting a steering angle of the particular steerable wheel, and at least one steering electronics system which is signally connected to the steering actuators and which is configured for controlling the steering actuators individually on the basis of steering commands.Type: GrantFiled: May 12, 2017Date of Patent: February 15, 2022Assignees: Ford Global Technologies, LLC, ThyssenKrupp Presta AktiengesellschaftInventors: Muhammad Adeel Awan, Jens Dornhege, Goetz-Philipp Wegner, Otto Hofmann, Frank Peter Engels, Kristof Polmans
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Patent number: 10501111Abstract: A steering system for a steerable vehicle includes at least two steerable wheels, to each of which an electrically operable steering actuator to enable the steering actuator to adjust the steering angle of the particular steerable wheel by application of a steering torque. The at least two steering actuators can be mechanically coupled to each other so that, in the event of a failure or a malfunction of the one steering actuator, the steering torque provided by the other steering actuator can be transferred to the one steering actuator, to enable the steering angle of the steerable wheel assigned to the failed steering actuator to still be changed via the other steering actuator. The at least two steering actuators can be mechanically coupled to each other via a bendable shaft or via a universal joint shaft which includes at least two rigid shafts hingedly connected via a universal joint.Type: GrantFiled: March 17, 2017Date of Patent: December 10, 2019Assignees: Ford Global Technologies, LLC, ThyssenKrupp Presta AktiengesellschaftInventors: Frank Peter Engels, Kristof Polmans
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Patent number: 9999916Abstract: A method for working a functional part, which extends in a longitudinal direction and has a lateral surface that surrounds a longitudinal central axis of the functional part running in the longitudinal direction and has an end face bounding the functional part at a free end in the axial direction, may involve pressing a punch that can be moved in the longitudinal direction of the functional part against the end face of the functional part, while the functional part is initially located in a cavity of a tool, at least over a partial portion of its longitudinal extent that adjoins its free end, which cavity is bounded in the radial direction with respect to the longitudinal central axis by a wall surface surrounding the lateral surface and lying at least partially against the lateral surface, and pulling off the tool from the functional part over the free end of the functional part over a pulling-off travel, while the punch remains pressed against the end face of the functional part, at least over a partial traType: GrantFiled: April 3, 2012Date of Patent: June 19, 2018Assignee: THYSSENKRUPP PRESTA AKTIENGESELLSCHAFTInventors: Thomas Keppler-Ott, Helmut Kirmsze
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Publication number: 20170267275Abstract: A steering system for a steerable vehicle includes at least two steerable wheels, to each of which an electrically operable steering actuator to enable the steering actuator to adjust the steering angle of the particular steerable wheel by application of a steering torque. The at least two steering actuators can be mechanically coupled to each other so that, in the event of a failure or a malfunction of the one steering actuator, the steering torque provided by the other steering actuator can be transferred to the one steering actuator, to enable the steering angle of the steerable wheel assigned to the failed steering actuator to still be changed via the other steering actuator. The at least two steering actuators can be mechanically coupled to each other via a bendable shaft or via a universal joint shaft which includes at least two rigid shafts hingedly connected via a universal joint.Type: ApplicationFiled: March 17, 2017Publication date: September 21, 2017Applicants: Ford Global Technologies, LLC, ThyssenKrupp Presta AktiengesellschaftInventors: Frank Peter Engels, Kristof Polmans
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Patent number: 9746030Abstract: In a method for producing an extruded bearing journal, the bearing journal is extruded in an extrusion tool by means of at least one extrusion punch and, after the extrusion of the bearing journal, reworking of the bearing journal is performed in order to improve the cylindricity of the bearing journal at least over a section of the longitudinal extent of the bearing journal. During the reworking, the bearing journal is arranged, at least over a section of its longitudinal extent adjoining its free end, in a cavity that is delimited in a radial direction of the bearing journal by a wall surface surrounding the lateral surface of the bearing journal, and a reworking punch which is movable in the longitudinal direction of the bearing journal is moved toward the free end of the bearing journal and is pressed against the face surface of the bearing journal and, in this way, a plastic deformation of the bearing journal, with a flow of material of the bearing journal, is effected.Type: GrantFiled: April 3, 2012Date of Patent: August 29, 2017Assignee: THYSSENKRUPP PRESTA AKTIENGESELLSCHAFTInventor: Thomas Keppler-Ott
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Patent number: 9610969Abstract: A steering column for a motor vehicle includes a support unit connectable with the chassis of the motor vehicle, a securement part disposed between the side jaws of the support unit, a setting unit disposed between the side jaws of the support unit; a counter-securement part connected with the setting unit; and a clamping mechanism. The clamping mechanism is operably engaged with the setting unit such that in the opened state of the clamping mechanism the setting unit is displaceable with respect to the support unit at least in a longitudinal direction of the steering column, and in the closed state of the clamping mechanism the setting unit is secured at a set position with respect to the support unit. In the event of a motor vehicle crash, the counter-securement part is shiftable with respect to the setting unit with the consumption of energy.Type: GrantFiled: June 23, 2016Date of Patent: April 4, 2017Assignee: THYSSENKRUPP PRESTA AKTIENGESELLSCHAFTInventors: Martin Oehri, Mathias Senn
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Patent number: 9540032Abstract: A steering column for a motor vehicle has an adjustment unit (4) which bears a section of the steering shaft (1) and which, in the open state of a locking apparatus (7), is pivotable relative to a bracket unit (5) about a pivot axis (12) for adjustment of the steering column in an adjustment direction (11) for a height or tilt adjustment. The pivot axis (12) is formed by a spindle bolt (24) which can be mounted so as to be fixed with respect to the vehicle and which extends through a first and a second elongated hole (22, 23) of the adjustment unit (4).Type: GrantFiled: September 23, 2013Date of Patent: January 10, 2017Assignee: THYSSENKRUPP PRESTA AKTIENGESELLSCHAFTInventors: Eric Gstöhl, Sven Hausknecht, Stefan-Hermann Loos, Mathias Senn
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Patent number: 9429221Abstract: Steering pinions and methods for producing the same are described. The steering pinion has a toothed section for meshing with a gear rack and a connection section for connecting to a steering shaft. The toothed section includes a toothed part and the connection section includes a connection part. The toothed part and the connection part are pressed together in a rotationally fixed manner.Type: GrantFiled: July 13, 2012Date of Patent: August 30, 2016Assignee: THYSSENKRUPP PRESTA AKTIENGESELLSCHAFTInventors: Frank Birkwald, Christian Ziegler, Hubert Heck, Paul Schwarzhans, Roger Kollmeier, Aksel Maier, Kai Vohwinkel
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Patent number: 9399481Abstract: A steering column for a motor vehicle includes a support unit connectable with the chassis of the motor vehicle, a securement part disposed between the side jaws of the support unit, a setting unit disposed between the side jaws of the support unit; a counter-securement part connected with the setting unit; and a clamping mechanism. The clamping mechanism is operably engaged with the setting unit such that in the opened state of the clamping mechanism the setting unit is displaceable with respect to the support unit at least in a longitudinal direction of the steering column, and in the closed state of the clamping mechanism the setting unit is secured at a set position with respect to the support unit. In the event of a motor vehicle crash, the counter-securement part is shiftable with respect to the setting unit with the consumption of energy.Type: GrantFiled: June 22, 2010Date of Patent: July 26, 2016Assignee: THYSSENKRUPP PRESTA AKTIENGESELLSCHAFTInventors: Martin Oehri, Mathias Senn
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Patent number: 9327756Abstract: Steering column for a motor vehicle having a column tube for rotatably mounting a steering spindle and having a carrier body which engages around the column tube, at least in certain areas, wherein the column tube is mounted in the carrier body so as to be slidable at least in a longitudinal direction of the steering spindle, wherein the steering column has at least one leaf spring which presses against a cylindrical-column-shaped section of the column tube, in a transverse direction orthogonally with respect to the longitudinal direction of the steering spindle, wherein the leaf spring has at least two support faces which are spaced apart from one another in the circumferential direction (10) of the column tube, with which supports faces said leaf spring presses against the column tube directly or with the interposition of at least one bearing body, wherein both during the direct pressing and during pressing with the interposition of the bearing body, the leaf spring presses against the column tube exclusiveType: GrantFiled: March 5, 2013Date of Patent: May 3, 2016Assignee: THYSSENKRUPP PRESTA AKTIENGESELLSCHAFTInventors: Adrian Rauber, Thomas Raich
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Patent number: 9308931Abstract: An assembly includes a first cam carrier and at least one other cam carrier for a securing device for an adjustable steering column of a motor vehicle. Each of the cam carriers has at least one cam, and the carriers are located opposite one another so that they can rotate against one another about a rotational axis. When the first cam carrier rotates against the other cam carrier through a rotational angle about the rotational axis, the cam of the first cam carrier rests on and glides along the cam of the other cam carrier on a contact path. The contact path runs at a radial distance from the rotational axis, and the distance altering depends on the rotational angle.Type: GrantFiled: August 16, 2012Date of Patent: April 12, 2016Assignee: THYSSENKRUPP PRESTA AKTIENGESELLSCHAFTInventors: Michael Hahn, Martin Fleischer
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Patent number: 9290197Abstract: A plug-on body for a clamping bolt of an adjustable steering column for a motor vehicle. The plug-on body includes at least one opening for guiding the clamping bolt through the opening of the plug-on body and at least one or two damped elongated hole stops for damping an impact of the clamping bolt on an end of an elongated hole.Type: GrantFiled: February 14, 2013Date of Patent: March 22, 2016Assignee: Thyssenkrupp Presta AktiengesellschaftInventors: Juergen Kern, Markus Domig, Hans Haugg, Michael Leitgeb
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Patent number: 9233707Abstract: A steering column for a motor vehicle, with a bracket unit for fastening the steering column to the motor vehicle bodywork, and with at least one steering spindle bearing unit for the rotatable mounting of a steering spindle of the steering column, and with at least one bending clip for absorbing energy during a movement of the steering spindle bearing unit relative to the bracket unit by means of deformation of the bending tab. At least two bending limbs of the bending tab are connected to one another by at least one bent-over portion of the bending tab. One of the bending limbs is fastened to the steering spindle bearing unit, and the other bending limb is fastened or can be fastened to the bracket unit by at least one connecting device which can be released without being destroyed.Type: GrantFiled: November 16, 2011Date of Patent: January 12, 2016Assignee: Thyssenkrupp Presta AktiengesellschaftInventors: Markus Domig, Odisseas Gogos, Karl Plangger
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Patent number: 9233706Abstract: A steering shaft bearing unit for rotatably mounting a steering shaft of a steering column for a motor vehicle includes at least one circumferentially closed region for accommodating at least one bearing for rotatably mounting the steering shaft, and at least one securing region for securing the steering shaft bearing unit to a console part of the steering column. At least one through-hole, in particular two through-holes, for guiding a clamping bolt of the steering column therethrough is/are arranged in the securing region. The securing region and the circumferentially closed region are designed as separate parts that are then preferably directly interconnected, preferably welded together.Type: GrantFiled: September 5, 2012Date of Patent: January 12, 2016Assignee: Thyssenkrupp Presta AktiengesellschaftInventor: Rony Schnitzer
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Patent number: 9211904Abstract: The invention relates to a steering column for a motor vehicle, with a support part for directly or indirectly mounting the steering column on a body of the motor vehicle and with at least one carriage displaceably mounted in a displacement direction on the support part, at least in the event of a crash, wherein a steering spindle of the steering column is rotatably mounted directly or indirectly on the carriage, wherein the carriage is clamped onto the support part by means of at least one clamping device of the steering column, wherein the carriage is further braced on the support part by at least two contact points arranged on opposite sides of the clamping device and spaced away from the clamping device, wherein at least one free space between the carriage and the support part is arranged in regions between the clamping device and each of the contact points.Type: GrantFiled: January 18, 2013Date of Patent: December 15, 2015Assignee: ThyssenKrupp Presta AktiengesellschaftInventors: Rodrigo Back, Robert Galehr
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Patent number: 9193376Abstract: A fixing device for an adjustable steering column for a motor vehicle includes a first cam carrier having one or more cams fixedly attached thereto, and at least one further cam carrier having one or more cams fixedly attached thereto. The cam carriers are arranged such as to be rotatable relative to each other about a rotational axis. Upon rotation of the cam carriers relative to each other about the rotational axis, the cam or cams of the first cam carrier interact with the cam or cams of the further cam carrier such as to slide exclusively along each other. The fixing device includes at least one energy-consuming damping device which damps the rotation of the cam carrier in at least one direction of rotation about the rotational axis.Type: GrantFiled: May 23, 2012Date of Patent: November 24, 2015Assignee: Thyssenkrupp Presta AktiengesellschaftInventors: Konstantin Cron, Simon Blaettler, Hieronymus Schnitzer, Martin Rohr
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Patent number: 9150240Abstract: A steering column for a motor vehicle including a steering spindle bearing unit for rotatably supporting a steering spindle of the steering column and a bracket unit for securing the steering column on the motor vehicle. The steering spindle bearing unit is bearing supported by a securement device on at least one bracket part of the bracket unit, wherein the position of the steering spindle bearing unit relative to the bracket unit is secured in position in a closed position of the securement device and, in an open position of the securement device, is displaceable. The securement device includes an operating lever swivellable about a lever swivel axis, by which the operating lever is displaceable between the closed position and the open position. The steering column includes at least one damping element for damping the swivel movement of the operating lever about the lever swivel axis.Type: GrantFiled: December 17, 2012Date of Patent: October 6, 2015Assignee: THYSSENKRUPP PRESTA AKTIENGESELLSCHAFTInventors: Hieronymus Schnitzer, Philipp Manger
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Patent number: 9149860Abstract: A die for forging a toothed section of a gear rack of a steering device, including a first die part (9) having a first molding recess (11) for molding the toothing and a second die part (10) having a second molding recess (12), which has the shape of the back area of the gear rack opposite the toothing. The die parts (9, 10) can be moved toward each other in a closing direction (13) into an end position, in which the die parts have a distance (s) from each other, wherein a main cavity (14) is formed between the die parts (9, 10) in a region of the molding recesses (11, 12) of the die parts (9, 10), the main cavity being open on opposite sides to secondary cavities (16, 17), which lie in respective regions between the first and second die parts (9, 10).Type: GrantFiled: July 2, 2011Date of Patent: October 6, 2015Assignee: THYSSENKRUPP PRESTA AKTIENGESELLSCHAFTInventors: Jurgen Dohmann, Christoph Westerkamp
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Patent number: 9145160Abstract: In a plain bearing for a steering spindle of a steering column for a motor vehicle having an inner ring for receiving and slidingly mounting the steering spindle, the inner ring is surrounded by an outer ring, and elastic intermediate pieces are arranged between the inner ring and the outer ring . A respective elastic intermediate piece holds the inner ring at the location of the intermediate piece at a spacing from the outer ring in relation to the radial direction in the unloaded state of the plain bearing and can be compressed in the case of a force which acts on the inner ring and is directed outwards in the radial direction, the inner ring bearing against the outer ring if a limiting value of the radial force is exceeded.Type: GrantFiled: May 7, 2013Date of Patent: September 29, 2015Assignee: ThyssenKrupp Presta AktiengesellschaftInventors: Markus Domig, Thomas Raich
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Patent number: 9090284Abstract: The invention relates to a steering column for a motor vehicle, which steering column can be displaced in at least one displacement direction, which comprises, for the purpose of displacement in the displacement direction or in at least one of the displacement directions, a spindle drive driven by a drive motor, which spindle drive has a threaded spindle extending in an axial direction. The drive motor is connected to a part of the steering column, which carries the drive motor, via a damping unit that has a primary connecting part having a first contact surface and a secondary connecting part having a second contact surface, wherein the first and the second contact surface are spaced apart from each other in the axial direction of the threaded spindle, and an elastomer or viscoelastic damping material is arranged between the first and the second contact surfaces.Type: GrantFiled: February 14, 2013Date of Patent: July 28, 2015Assignee: ThyssenKrupp Presta AktiengesellschaftInventors: Martin Meyer, Sebastian Huber