With Adjustable Steering Wheel Or Column Patents (Class 280/775)
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Patent number: 11814097Abstract: A collapsible steering column assembly is disclosed, which comprises a collapsible steering column shroud that supports a collapsible steering shaft. The steering shaft has a first end for connection to a steering wheel of a vehicle a mounting bracket that supports the steering column shroud relative to the vehicle. The mounting bracket comprises a fixed portion secured to a fixed part of a vehicle body and a releasable portion secured to the steering shaft. The releasable portion is also secured to the fixed portion of the mounting bracket by one or more frangible connectors. The connectors are adapted to break in the event of a crash to permit the releasable portion and the steering shaft to move relative to the fixed portion. The fixed portion includes a first anvil which has a rounded nose that faces towards the steering wheel, and a guide part which is offset from the first anvil in a direction away from the steering wheel.Type: GrantFiled: October 25, 2022Date of Patent: November 14, 2023Assignee: ZF Steering Systems Poland Sp. Z.o.o.Inventors: Pawel Ponikiewski, Artur Wojtalik, Dawid Klimek, Lukasz Dudzic
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Patent number: 11807293Abstract: An adjustment drive for a steering column for a motor vehicle may include a housing that is able to be connected to the steering column, in which a gear wheel that is able to be rotatingly driven by a motor is mounted in a bearing assembly so as to be rotatable about a spindle axis, and on which a threaded spindle that engages in a spindle nut is axially supported in a direction of the spindle axis. To enable less complexity in manufacturing and assembling, an energy absorbing installation is disposed between the threaded spindle and the housing. When repositioning the threaded spindle relative to the housing in the direction of the spindle axis, the energy absorbing installation is configured to absorb kinetic energy.Type: GrantFiled: March 11, 2020Date of Patent: November 7, 2023Assignees: thyssenkrupp Presta AG, thyssenkrupp AGInventors: Sebastian Huber, Jean-Pierre Specht, Tim Bayer
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Patent number: 11753063Abstract: According to the present embodiments, a telescopic stroke is increased while an installation space of a steering column is easily secured, and a telescopic operation can be quickly performed without increasing a motor output. During the telescopic operation, noise may be reduced, and assemblability and mass productivity of the steering column may be improved.Type: GrantFiled: February 24, 2021Date of Patent: September 12, 2023Assignee: HL MANDO CORPORATIONInventors: Sang Chul Ku, Kwon Ho Lee, Sung Hun Park
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Patent number: 11697449Abstract: A steering column assembly including a steering column for a steer-by-wire application. The steering column extends between a first end and a second end and includes a hand wheel location on the first end and a rotation output on the second end. The steering column assembly further includes a rake bracket assembly that is spaced from the rotation output and towards the hand wheel location. The rake bracket assembly defines a pivot axis from which the steering column can tilt. During rake movement or tilting, the first end and the second end of the steering column both pivot as the steering column is adjusted about the pivot axis.Type: GrantFiled: September 25, 2020Date of Patent: July 11, 2023Assignee: Steering Solutions IP Holding CorporationInventors: Patrik M. Ryne, George E. Arlt
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Patent number: 11697447Abstract: A tilt assembly (30) for a steering column assembly (10) including a pair of downwardly disposed plates each having a slot (36); an elongated member adapted to be rotated, wherein the elongated member penetrates the slot (36) of each downwardly disposed plate and extends therebetween; a rotational member (50) located within each slot (36) and having an opening through which the elongated member is received; a biasing member (60) with a first end (62) and a second end (68), where at least one end engages with the rotational member (50). The biasing member (60) is adapted to drive rotation of the rotational member (50). When the tilt assembly (30) is in an unlocked position, the rotational member (50) is adapted to travel with respect to the slot (36), and when the tilt assembly (30) is in a locked position, the rotational member (50) is adapted to rotate and engage with a wail that is fixed with respect to the slot (36).Type: GrantFiled: May 29, 2020Date of Patent: July 11, 2023Assignee: NSK LTD.Inventors: Alex Carl, Daniel Gazzerro, David Ray Hartman, Victor Corona Martinez
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Patent number: 11685420Abstract: The present teachings relate to a spacer having a body portion and two or more opposing contact surfaces extending from the body portion, forming an angle with the body portion. The spacer may be adapted to engage with a portion of a steering column assembly to reduce or prevent rotation of a column tube during a telescoping adjustment. The teachings also include an adjustable steering column assembly having a column tube with a portion extending therefrom; a steering shaft supported for rotation at least in part by the column tube; a column housing for at least partially supporting the column tube; and the spacer. The spacer may be secured to the column tube to reduce or prevent rotation of the column tube. The teachings further contemplate a method of limiting rotational travel of a column tube during telescoping adjustment using the spacer.Type: GrantFiled: May 29, 2020Date of Patent: June 27, 2023Assignee: NSK LTD.Inventors: Victor Corona Martinez, Logananth Chinniah, David Ray Hartman
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Patent number: 11673599Abstract: In accordance with one aspect of the invention, a steering column assembly is provided. The steering column assembly comprises a steering column extending along a longitudinal axis between a first end and a second end. The steering column includes a lower portion extending from the second end, a middle portion connected to and axially moveable with respect to the lower portion, and an upper portion connected to and axially moveable with respect to the middle portion and extending towards the first end. A component is connected to the steering column adjacent to the lower portion and at least one axial actuator is connected between the component and the upper portion.Type: GrantFiled: November 22, 2021Date of Patent: June 13, 2023Assignee: Steering Solutions IP Holding CorporationInventors: Jeremy A. Bonkowski, Jeremy M. Zemla, Scott A. Stinebring, Patrik M. Ryne
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Patent number: 11667323Abstract: A steering column may include an actuating unit in which a steering shaft is mounted rotatably, a holding unit that is connectable to a body of a motor vehicle and that adjustably supports the actuating unit, a locking element that is coupled movably to the holding unit for axial locking of the actuating unit, a spring element that exerts a prestressing force on the locking element, a securing element for fixing the spring element, and a counterbearing. The locking element, the securing element, and the counterbearing may form a three-point arrangement in which the spring element is fixed. The spring element may be supported on one side on the locking element and on the other side on the counterbearing. The securing element may be arranged between the locking element and the counterbearing and may prestress the spring element.Type: GrantFiled: December 10, 2019Date of Patent: June 6, 2023Assignees: THYSSENKRUPP PRESTA AG, THYSSENKRUPP AGInventor: René Marco Schmidt
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Patent number: 11667320Abstract: An adjustment drive for a steering column may include a drive unit having a threaded spindle that is supported in a gearbox housing at a bearing portion so as to be rotatable, with the threaded spindle including a threaded portion with a spindle thread that is axially adjoined to a shaft portion on which a gear wheel is arranged in a rotationally secure manner. The gear wheel meshes with a drive wheel that is coupled to a motor. Between the threaded portion and the gear wheel a peripheral bearing groove with a groove base may extend between groove flanks thereof. The bearing portion may be disposed in the bearing groove in a region of the groove base, and the bearing portion may be supported in a sliding manner in a bearing opening of a bearing plate that engages radially in the bearing groove.Type: GrantFiled: November 11, 2019Date of Patent: June 6, 2023Assignees: THYSSENKRUPP PRESTA AG, THYSSENKRUPP AGInventors: Sebastian Huber, Walter Lampert, Jean-Pierre Specht
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Driver seat airbag apparatus for vehicle, control system therefor, and control method for the system
Patent number: 11661023Abstract: A driver seat airbag apparatus for a vehicle is proposed. The driver seat airbag apparatus includes an airbag module including an airbag cushion and an inflator, and provided in rear of a functional unit at a center portion of a steering wheel, and an actuator provided at the steering wheel and connected to the functional unit, and in operation thereof, the actuator being configured to move the functional unit to expand an unfolding space of the airbag cushion between the functional unit and the airbag module.Type: GrantFiled: January 28, 2022Date of Patent: May 30, 2023Assignee: HYUNDAI MOBIS CO., LTD.Inventors: Min June Song, Seok Hoon Ko, Geum Dong Kim -
Patent number: 11644057Abstract: A release mechanism for releasably securing a releasable structure to a stationary structure, where the mechanism employs release balls that can re-secure the releasable structure to the stationary structure. The release mechanism includes a base portion having three rails extending radially outward from a center of the base portion, and a rotatable portion rotatably mounted to the base portion, where the rotatable portion has a cam indentation. The release balls are positioned between the base portion and the rotatable portion so that one of the release balls is ridable on each of the rails and all of the release balls are positioned within the cam indentation. The cam indentation is configured so that as the rotatable portion is rotated relative to the base portion the cam indentation causes and allows the release balls to move along the rails in unison with each other to hold and release the releasable structure.Type: GrantFiled: April 20, 2020Date of Patent: May 9, 2023Assignee: NORTHROP GRUMMAN SYSTEMS CORPORATIONInventor: Scott G. Sabo
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Patent number: 11623677Abstract: An electrically adjustable steering device includes a top bracket fixed to a vehicle body, a steering shaft to which a steering wheel is connected, a steering jacket which is held by the top bracket and rotatably supports the steering shaft inside, a tilt actuator which adjusts a tilt of the steering jacket, and a link member which is pivotably supported by the top bracket, the steering jacket, and the tilt actuator. The tilt of the steering jacket can be adjusted by transmitting power of the tilt actuator to the steering jacket via the link member. The link member is placed only on one side of the steering jacket in a vehicle left-right direction.Type: GrantFiled: May 26, 2021Date of Patent: April 11, 2023Assignee: NSK LTD.Inventors: Yoshifumi Kurokawa, Victor Corona Martinez
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Patent number: 11623678Abstract: A locking mechanism for a telescoping steering column includes an energy absorption strap having a plurality of teeth disposed therealong. Also included is a clamp bolt rotatably driven by an adjustment lever. Further included is an actuator body coupled to the clamp bolt and rotated therewith. Yet further included is a first lock cam coupled to the actuator body and engageable with the teeth of the energy absorption strap to lock the telescoping steering column in a first direction. Also included is a second lock cam coupled to the actuator body and engageable with the teeth of the energy absorption strap to lock the telescoping steering column in a second direction different than the first direction.Type: GrantFiled: September 10, 2021Date of Patent: April 11, 2023Assignee: Steering Solutions IP Holding CorporationInventors: Michael P. Anspaugh, Donald A. Buzzard, Michael W. Clark, Melvin L. Tinnin
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Patent number: 11597425Abstract: A friction plate for a vehicle steering system is provided. The friction plate includes a plate body defining a slot for receiving a rake bolt therethrough, the plate body having a planar side. The friction plate also includes a plurality of protrusions extending from the plate body to define a non-planar region of the friction plate.Type: GrantFiled: July 7, 2021Date of Patent: March 7, 2023Assignee: Steering Solutions IP Holding CorporationInventors: Yihong (Britney) Wu, Michael P. Anspaugh, Shenbing (Assur) Wen
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Patent number: 11591004Abstract: A bracket includes a first plate that faces a steering column, a second plate that faces a column cover covering the steering column, and a third plate that connects the first plate and the second plate, and a fourth plate that intersects with the first plate and the third plate.Type: GrantFiled: September 18, 2019Date of Patent: February 28, 2023Assignee: NSK LTD.Inventors: Suguru Sugishita, Hikaru Okabe
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Patent number: 11591006Abstract: The disclosure relates to a steering apparatus for a vehicle having an impact absorption device for absorbing an impact force introduced via a steering wheel. The steering apparatus has a fastening device for fastening to a vehicle carrier or a vehicle body. The fastening device has a bracket for holding a steering column. The bracket has at least one connecting portion for connecting to the fastening device by a fastening element. At least one target breaking portion is designed to break starting from a predetermined impact force. In order to simplify the construction and/or to be able to realize production more economically, the bracket has and/or forms the target breaking portion, with the connecting portion being separated from the bracket after breaking the target breaking portion and remaining on the fastening device.Type: GrantFiled: July 2, 2021Date of Patent: February 28, 2023Inventor: Markus Lingemann
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Patent number: 11535293Abstract: A steering shaft for a steering system of a motor vehicle, having at least two steering shaft elements, via which a steering wheel is mechanically connectable to a steering gear of the steering system, and having at least one joint, via which the steering shaft elements are connected to one another in a torque-transmitting manner and so they are pivotable relative to one another around the pivot axis. At least one securing element, which secures the steering shaft elements relative to one another against pivot movements extending around the pivot axis both in a first pivot direction and also in a second pivot direction opposite to the first pivot direction and releases the steering shaft elements for a pivot movement relative to one another taking place around the pivot axis in at least one of the pivot directions.Type: GrantFiled: May 13, 2019Date of Patent: December 27, 2022Assignee: AUDI AGInventors: Thomas Klinger, Ruben Goldberg
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Patent number: 11511789Abstract: A steering column that is adjustable by a motor may include a supporting unit that is attachable to a vehicle body, an actuating unit held by the supporting unit, a steering spindle mounted in the actuating unit rotatably about a longitudinal axis, an adjusting drive for adjusting the actuating unit relative to the supporting unit via a threaded spindle and spindle nut, and a drive unit by which the threaded spindle can be driven rotationally relative to the spindle nut. To improve compactness and greater structural freedom, the drive unit may be connected via a flexible drive connection to a gear unit that can be moved spatially relative to the drive unit.Type: GrantFiled: October 23, 2019Date of Patent: November 29, 2022Assignees: THYSSENKRUPP PRESTA AG, THYSSENKRUPP AGInventors: Thomas Geiselberger, Benedikt Heigenhauser
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Patent number: 11505235Abstract: A steering column for vehicle is disclosed. The steering column for vehicle according to an embodiment of the present disclosure include a steering shaft; an inner tube into which the steering shaft is inserted and coupled and which forwardly or backwardly moves the steering shaft when moving in the longitudinal direction; an outer tube moving together with the inner tube when moving in the longitudinal direction, and coupled to the outside of the inner tube to allow the inner tube to independently move in the longitudinal direction; an outer tube drive for moving the outer tube in the longitudinal direction; and an inner tube drive for moving the inner tube in the longitudinal direction.Type: GrantFiled: September 20, 2019Date of Patent: November 22, 2022Assignee: MANDO CORPORATIONInventor: Sung Hun Park
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Patent number: 11505236Abstract: A steering device according to an aspect of the present disclosure includes: a column unit configured to rotatably support a steering shaft; a front bracket configured to rotatably support the column unit; a lock bolt configured to protrude in a right-left direction from the column unit; a rear bracket that includes a tilt guide hole and is attached to a vehicle body behind the front bracket, the tilt guide hole guiding the lock bolt to move upward and downward as the column unit rotates around an axis; and a connection piece bridged between the front bracket and the rear bracket in a state of being fixed to each of the front bracket and the rear bracket.Type: GrantFiled: December 16, 2021Date of Patent: November 22, 2022Assignee: YAMADA MANUFACTURING CO., LTD.Inventor: Yoshinori Shiroishi
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Patent number: 11498603Abstract: A steering column includes a steering shaft, a fixing bracket, a first cylinder, a second cylinder, an angle adjustment motor, an angle adjustment screw-nut assembly, a linkage assembly, a height adjustment motor, and a height adjustment screw-nut assembly, where the second cylinder is slidably sleeved with the first cylinder, the steering shaft runs through the first and second cylinders, the steering shaft includes an upper shaft and a lower shaft that are in splined connection, the upper shaft is supported in the second cylinder through a first bearing, the lower shaft is supported in the first cylinder through a second bearing, the first cylinder is hinged to the fixing bracket, the angle adjustment motor can drive the first cylinder to rotate relative to the fixing bracket, and the height adjustment motor can drive the second cylinder to axially move relative to the first cylinder.Type: GrantFiled: May 28, 2019Date of Patent: November 15, 2022Assignee: BYD COMPANY LIMITEDInventors: Peng Zhang, Chenggang Luo
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Patent number: 11498606Abstract: In a steering device according to an aspect of the present disclosure, a driven cam includes a lock position restriction surface with which a cam portion of a drive cam engages in a locked state and a release position restriction surface that is provided to be separated front the lock position restriction surface in a bolt circumferential direction and that engages with the drive cam in the bolt circumferential direction in an unlocked state. The cam portion includes a sliding surface that faces the driven cam in the unlocked state and a flank surface that faces the release position restriction surface in the bolt circumferential direction. The angle of the flank surface with respect to the bolt circumferential direction is smaller than the angle of the release position restriction surface with respect to the bolt circumferential direction.Type: GrantFiled: December 30, 2021Date of Patent: November 15, 2022Assignee: YAMADA MANUFACTURING CO., LTD.Inventors: Yasushi Yokokura, Kazuya Akaishi
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Patent number: 11498604Abstract: An annular member includes a first through hole extending through a first face to a second face forming the back face relative to the first face and having an inner face formed as a concave curved face and a tubular spherical inner ring having an outer face formed as a convex curved face extending along the inner face of the first through hole. The spherical inner face is pivotable and tiltable along the inner face of the first through hole. In a lock mechanism, the annular member is supported to a steering support mount with a support portion being fixed to the spherical inner ring of the annular member provided at the one end and the other end is pivotally supported to a vehicle body frame and supports a tilt lever.Type: GrantFiled: March 9, 2021Date of Patent: November 15, 2022Assignee: Kubota CorporationInventors: Tomoyuki Ukai, Ryuki Wada, Naoya Otani, Takahiro Miyasaka
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Patent number: 11492032Abstract: A steering column for a motor vehicle may comprise a guide box in which a steering spindle is mounted so as to be rotatable about a longitudinal axis and which guide box is adjustably held by a support unit that is able to be connected to the body of the motor vehicle, a pivot bearing in which the guide box in a front region is mounted so as to be pivotable about a pivot axis that lies horizontally so as to be transverse to the longitudinal axis, and an actuation lever that is mounted in a first lever bearing in a rear region of the guide box and in a second lever bearing of the support unit. To increase stiffness and resonance frequency, the pivot bearing may be mounted so as to be displaceable transversely to the pivot axis in a displacement plane parallel to the longitudinal axis.Type: GrantFiled: January 7, 2020Date of Patent: November 8, 2022Assignees: thyssenkrupp Presta AG, thyssenkrupp AGInventors: Thomas Raich, Zhengjie Xue
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Patent number: 11479288Abstract: An adjustment drive for a motor-adjustable steering column for a motor vehicle, includes a spindle drive having a threaded spindle which engages in a spindle nut which, so as to be able to be driven in a rotating manner about the spindle axis relative to the threaded spindle, is coupled to the rotor shaft of a drive motor which has a rotor and a stator. In order to enable a compact design with minor complexity, the rotor shaft of the drive motor is configured as a hollow shaft which is disposed so as to be coaxial with the spindle axis and in which the threaded spindle is coaxially disposed.Type: GrantFiled: February 7, 2019Date of Patent: October 25, 2022Assignees: THYSSENKRUPP PRESTA AG, THYSSENKRUPP AGInventors: Sebastian Huber, Jean-Pierre Specht
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Patent number: 11472465Abstract: A steering device for steering a vehicle includes a movable member, a holding member, an impact absorbing member, a movement driving unit, and a controller. The controller is configured to perform first control and second control by which the movement driving unit is controlled. The first control is a control for moving the movable member along an axial direction of a shaft member within such a range that a front end of at least one of the shaft member and the movable member is located rearward of a space for movement in the front-rear direction of the vehicle. The second control is a control for moving the movable member along the axial direction within such a range that the front end portion is located inside the space for movement.Type: GrantFiled: April 21, 2020Date of Patent: October 18, 2022Assignee: JTEKT CORPORATIONInventors: Yasuyuki Nozawa, Norihiro Ochi, Ryoichi Tokioka, Takeshi Watanabe
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Patent number: 11459019Abstract: A vehicle steering apparatus, including: a steering column; a link member; an actuator including: a vehicle body side engaging portion, and a link side engaging portion, and when operated, the actuator changing a spacing between the vehicle body side engaging portion and the link side engaging portion, and swinging the steering column between the first position and the second position; a steering support that supports the steering column from the vehicle lower side in a state in which the steering column is disposed at the first position; and a clamp member provided at the link member, the clamp member being engaged with the steering support in the state in which the steering column is disposed at the first position, and the clamp member moving away from the steering support when the steering column is to swing from the first position toward the second position.Type: GrantFiled: June 7, 2021Date of Patent: October 4, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Masahiro Ohrui, Akira Kaneko, Akihiro Harada
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Patent number: 11459016Abstract: A vehicle (12) operable in manual and autonomous modes has a manual steering control unit (10) movable between a stowed position and an operative position. Movement of the steering control unit (10) as it transitions between stowed and operative positions comprises at least a component in a lateral direction of the vehicle so that when not in use, it is located laterally outside the free interior volume of the vehicle cabin (14) in the stowed position. The manual steering control unit (10) can be received within a recess (18) in a side wall region (16) of the vehicle cabin or in a central console in the stowed position.Type: GrantFiled: October 9, 2019Date of Patent: October 4, 2022Assignee: Bentley Motors LimitedInventor: George Channing Bowen
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Patent number: 11459018Abstract: A steering column assembly includes a lower jacket. The assembly also includes an upper jacket in telescoping engagement with the lower jacket. The assembly further includes a telescope actuator assembly comprising a nut translatable along a lead screw. The assembly yet further includes a telescope drive bracket having a base portion and a pair of arms extending from the base portion, the pair of arms each defining a slot with a respective slot surface, wherein the nut is disposed within the slots in an assembled condition to move the upper jacket in a telescope direction relative to the lower jacket. The assembly also includes a first pair of anti-rotation features disposed on the slot surface of a first arm of the pair of arms.Type: GrantFiled: September 28, 2020Date of Patent: October 4, 2022Assignee: Steering Solutions IP Holding CorporationInventors: Robert D. Maida, Timothy D. Beach, Michael P. Anspaugh
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Patent number: 11433939Abstract: A clamp mechanism for a steering column assembly includes a support bracket; a clamp pin; a fixing member; and a toothed rack. The toothed rack includes a plurality of recesses each spaced from an adjacent recess by a land and extends alongside the elongate slot. A locking pin is located in a bore in the fixing member that is biased in a direction towards the toothed rack by a spring and a clamp means which may cause the fixing member to move between a clamped condition and unclamped condition.Type: GrantFiled: December 2, 2016Date of Patent: September 6, 2022Assignee: ZF Steering Systems Poland Sp. Z.o.o.Inventors: Pawel Ponikiewski, Artur Wojtalik, Slawomir Kwasny
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Patent number: 11427242Abstract: A steering column assembly includes a column jacket. The column assembly also includes a drive bracket movable in a telescope direction, the drive bracket coupled to the column jacket to move the column jacket in the telescope direction. The column assembly further includes a plate operatively coupled to the column jacket and operatively coupled to the drive bracket, the plate defining a slot extending from an open end of the plate. The column assembly yet further includes a tab disposed within the slot to prevent pivoting of the drive bracket.Type: GrantFiled: June 16, 2020Date of Patent: August 30, 2022Assignee: Steering Solutions IP Holding CorporationInventors: Ben D. Reichard, Nicholas M. Messing, Dusten L. Dittenbir, Jason L. Myers
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Patent number: 11414126Abstract: A method for detecting steering column defects. The method includes applying a voltage to a steering column mounted on a steering column stand, to cause the steering column to perform an adjustment operation. The method also includes receiving, from at least one force sensor, a plurality of force measurements during performance of the adjustment operation. The method also includes determining whether the steering column is operating within predetermined parameters based on the plurality of force measurements. The method also includes, in response to a determination that the steering column is not operating within the predetermined parameters, identifying the steering column as including at least one defect.Type: GrantFiled: April 9, 2020Date of Patent: August 16, 2022Assignee: Steering Solutions IP Holding CorporationInventors: Nicholas M. Messing, David W. Koehler, Neil A. Rumschlag, Robert C. Taub
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Patent number: 11407438Abstract: A lever assembly for a steering column includes a rotatable lock lever. The lever assembly also includes a bolt operatively coupled to the rotatable lock lever and rotated therewith. The lever assembly further includes a clamp load assembly operatively coupled to the bolt. The clamp load assembly includes an assist cam having a cam profile defined by at least one ramp. The clamp load assembly also includes an assist follower having a follower profile in contact with the cam profile. The clamp load assembly further includes an assist spring disposed between the assist follower and a column structure, the assist spring biasing the assist follower into contact with the assist cam.Type: GrantFiled: February 27, 2020Date of Patent: August 9, 2022Assignee: Steering Solutions IP Holding CorporationInventors: Douglas M. Schneider, Robert J. Smith, Brandon M. McComb, Matthew L. Messing
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Patent number: 11396322Abstract: A motor vehicle steering system may include an electric motor disposed in a motor housing. The electric motor may have at least three phases, and for each phase a high side MOSFET and a low side MOSFET may be assigned. The MOSFETs may be part of an inverter that supplies voltages into the electric motor. A first non-insulated contact point of the electric motor and a second non-insulated contact point of the motor housing may be configured such that water that ingresses into the motor housing electrically connects the electric motor with the motor housing via the non-insulated contact points. A pull-up resistor may be disposed in parallel with one of the high side MOSFETs of one of the at least three phases. A measurement unit may detect a phase voltage of the one of the at least three phases as being indicative of water present in the motor housing.Type: GrantFiled: August 23, 2016Date of Patent: July 26, 2022Assignees: THYSSENKRUPP PRESTA AG, THYSSENKRUPP AGInventors: Gergely RĂ¡cz, Attila KonfĂ¡r
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Patent number: 11383756Abstract: A moveable steering column assembly can include a steering column having a first jacket and a first shaft. The first jacket can linearly translate relative to the steering column. The first shaft can telescope relative to the first jacket.Type: GrantFiled: September 29, 2020Date of Patent: July 12, 2022Assignee: Steering Solutions IP Holding CorporationInventors: Patrik Ryne, George E. Arlt
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Patent number: 11383754Abstract: A steering system includes an upper jacket, a lower jacket, a support, a lock mechanism, and a shock absorber. The support supports the lower jacket. The lock mechanism switches a restriction of a telescopic adjustment and a termination of the restriction. The upper jacket includes a protruding stopper configured to regulate a position of the upper jacket at one end of a telescopic stroke range. The lock mechanism includes an opening and closing portion configured to enter a path of the stopper while the restriction of the telescopic adjustment is terminated, and configured to open the path of the stopper while the telescopic adjustment is restricted.Type: GrantFiled: February 10, 2021Date of Patent: July 12, 2022Assignee: JTEKT CORPORATIONInventors: Susumu Imagaki, Masayoshi Sakuda, Kota Higuchi, Kazuki Fujiwara, Kenji Utsunomiya, Takuya Adachi
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Patent number: 11377134Abstract: A steering device includes: a first moving unit that moves in an axial direction along with a shaft member to which an operating member is connected; a second moving unit; a holding unit; a first screw mechanism; a second screw mechanism; a driving unit; and a transmission mechanism that transmits driving force of the driving unit to the first screw mechanism and the second screw mechanism. One of the first screw mechanism and the second screw mechanism is provided so as to operate in a forward direction when the operating member moves between a retraction region and an operation region, and reverse efficiency of that one screw mechanism is set such that when the operating member is subjected to an external force directed toward the retraction region, that one screw mechanism does not operate in a reverse direction.Type: GrantFiled: April 13, 2021Date of Patent: July 5, 2022Assignee: JTEKT CORPORATIONInventors: Takeshi Watanabe, Kunihiro Oka, Yasuyuki Nozawa, Kei Kitahara
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Patent number: 11352047Abstract: Steering column comprising a cradle (21) mounted tilting on the body of the vehicle and receiving, in a deformable bearing (22), a sleeve (2) provided with a tube bearing the steering wheel. A clamping device (3) comprising a manoeuvring lever (32) bearing a clamping axle (31) and pressed against a bearing block (34) by a ramp connection (341) and by an escutcheon (33) with teeth (331). The bearing block (34), has a ramp (341) for each tooth (331) ending in a stop (343) projecting into the circular segments (335) between two teeth (331). One of the teeth (331) has, on its unclamping side, a damping element (334).Type: GrantFiled: December 19, 2018Date of Patent: June 7, 2022Assignee: ROBERT BOSCH AUTOMOTIVE STEERING VENDOME S.A.S.Inventors: Stephane Thebault, Nicolas Genet, Christophe Pata, Jeremy Renard, Benjamin Moulys, Alexis De Weer
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Patent number: 11345390Abstract: A steering device according to an embodiment includes a pipe, a housing, and a telescopic mechanism. The housing includes a first support portion which supports the pipe from below, and a second support portion and a third support portion which support the pipe from above. A central angle of the pipe formed by any one contact point of a contact point between an outer peripheral surface of the pipe and the second support portion and a contact point between the outer peripheral surface of the pipe and the third support portion, and an intersection point between a center line and the outer peripheral surface of the pipe is set in a range of 45° to 60°.Type: GrantFiled: February 12, 2021Date of Patent: May 31, 2022Assignee: YAMADA MANUFACTURING CO., LTD.Inventor: Kyohei Tokizaki
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Patent number: 11345384Abstract: A steering wheel control system associated with a vehicle includes a steering wheel movable between a stowed position and a deployed position, wherein, in the deployed position, the steering wheel is centrally located relative to an operator of the machine. The steering wheel control system also includes a sensor assembly configured to generate a control signal pertaining to a position of the steering wheel. The steering wheel control system further includes a control module communicably coupled with the sensor assembly. The control module is configured to receive the control signal corresponding to the position of the steering wheel. The control module is also configured to control at least one operation of the vehicle based on receipt of the control signal from the sensor assembly.Type: GrantFiled: April 23, 2020Date of Patent: May 31, 2022Assignee: Caterpillar Paving Products Inc.Inventors: Michael William Ries, Keith Daniel Koshiol, Yasin Haji Mohamed, Bryan Joseph Downing
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Patent number: 11345389Abstract: A rake assembly for a steering column includes a pin adapted to move along a first axis between a locked position and an unlocked position. The rake assembly also includes a first tray fixed to a support structure, the first tray having a plurality of teeth. The rake assembly further includes a rocker tray having a plurality of teeth adapted to mesh with the plurality of teeth of the first tray when in the locked position and un-mesh when in the unlocked position, the rocker tray being adapted to rock about a second axis from an un-tilted state when in the locked position and to a tilted state when in the unlocked position to provide a degree of motion to facilitate meshing of the plurality of teeth of the first tray and the plurality of teeth of the rocker tray, the second axis being transverse to the first axis.Type: GrantFiled: February 27, 2020Date of Patent: May 31, 2022Assignee: Steering Solutions IP Holding CorporationInventors: Donald A. Buzzard, Michael P. Anspaugh, Joen C. Bodtker
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Patent number: 11338839Abstract: The position adjustment mechanism is configured to perform a storage operation of storing the steering wheel in a storage position to secure a space in a driver seat for a driver and an adjustment operation of adjusting the steering wheel to a position suitable for driving within an adjustment operation range. The motor control unit is configured to drive the electric motor such that a speed of the steering wheel during the storage operation is higher than a speed of the steering wheel during the adjustment operation.Type: GrantFiled: October 28, 2020Date of Patent: May 24, 2022Assignee: NSK LTD.Inventors: Yoshifumi Kurokawa, Simon Read, Steven Marmillo
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Patent number: 11338840Abstract: A clamping device for a longitudinally adjustable and/or vertically adjustable steering column of a vehicle, has an actuating lever, an actuating component, a tie bolt and a mating component, wherein the actuating component is assigned to the actuating lever, and the mating component is assigned to the tie bolt, and wherein the actuating component is movable relative to the mating component between a release position and a fixing position. A solid damping element is provided for damping a relative movement between the actuating component and the mating component. An adjusting device is furthermore shown.Type: GrantFiled: March 7, 2020Date of Patent: May 24, 2022Assignee: ZF Automotive Germany GmbHInventor: Andreas Birkheim
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Patent number: 11325636Abstract: A steering column device includes an inner tube, a housing, and a lock mechanism configured. The lock mechanism includes a first engagement member, a second engagement member, a first urging member, a second urging member, a cam member configured to rotate about a rotation axis extending in a direction in which the first urging member and the second urging member are arranged such that the second urging member serving as a follower is moved in the direction in which the first urging member and the second urging member are arranged to change a magnitude relationship between an urging force of the first urging member and an urging force of the second urging member, and an operation lever configured to operate the cam member.Type: GrantFiled: February 9, 2021Date of Patent: May 10, 2022Assignee: JTEKT CORPORATIONInventors: Susumu Imagaki, Masayoshi Sakuda, Takahiro Baito, Takuya Adachi, Kota Higuchi, So Tanaka, Kazuki Fujiwara, Kenji Utsunomiya
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Patent number: 11305807Abstract: A steering column for a vehicle includes a support assembly configured to attach to the vehicle. An axially movable steering spindle jacket is disposed in the support assembly. A jacket housing is attached to the steering spindle jacket. The jacket housing includes a slot formed therethrough and an interior space accessible through the slot. An energy absorbing element is disposed within the interior space and is attached to the jacket housing. A motor drive assembly is configured to cause the steering spindle jacket to extend and retract axially. A length adjustment support is operatively attached to the motor drive assembly and configured to engage the energy absorbing element, wherein during an impact event movement of the steering spindle jacket relative to the length adjustment support causes a post to actuate the energy absorbing element to reduce the effects of the impact.Type: GrantFiled: August 25, 2020Date of Patent: April 19, 2022Assignees: THYSSENKRUPP PRESTA AG, THYSSENKRUPP AGInventors: Luke McClelland, Kevin Templin, Adam Cabaj
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Patent number: 11292502Abstract: A steering assembly for a machine is provided. The steering assembly includes a frame. The steering assembly also includes a steering column mounted on the frame. The steering column includes a steering input device and a controller communicably coupled to the steering input device. The steering assembly further includes a steering wheel operably coupled to the steering column. The steering wheel is disposed adjacent to the steering input device.Type: GrantFiled: February 10, 2020Date of Patent: April 5, 2022Assignee: Caterpillar Inc.Inventors: John James Krone, Kenneth Marvin Roat, Jeremy Todd Peterson, Robert T. Cameron, Jason Rex Dare, Micheal David Valerio, Michael Weston Burns
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Patent number: 11285989Abstract: A steering column has an actuating unit and retaining unit. A clamping device includes a clamping lever and a clamping shaft which are rotationally coupled and the clamping shaft has a cam which is connected to the clamping shaft in a rotationally fixed manner. A fixing device includes an arresting element and is arranged in the retaining unit. An engagement element is connected to the actuating unit. The cam and a guide track of the arresting element such that the arresting element can be brought into engagement with the engagement element by a rotary movement of the cam. The guide track has a first ramp region, a second ramp region and, situated therebetween, a transition region starting from which the ramp regions are formed, wherein the first ramp region is designed as a rising ramp, and the second ramp region comprises a falling ramp.Type: GrantFiled: May 27, 2019Date of Patent: March 29, 2022Assignees: THYSSENKRUPP PRESTA AG, THYSSENKRUPP AGInventor: Balint Kalman Nagy
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Patent number: 11285990Abstract: A steering column device includes: a vehicle-body attachment bracket configured to be fixed to a vehicle body and having a pair of sidewall portions; and an outer jacket arranged between the pair of sidewall portions along a vehicle front-rear direction. In addition, the steering column device includes: an inner jacket inserted in the outer jacket to be movable in a tube-axial direction; and a distance bracket having a long hole open along the vehicle front-rear direction and attached to the outer jacket. The distance bracket has a slit having an open end in the opposite direction to that of a slit of the outer jacket and is arranged such that the slit of the distance bracket is set over the slit of the outer jacket in a tube radial direction.Type: GrantFiled: July 23, 2020Date of Patent: March 29, 2022Assignee: FUJI KIKO CO., LTD.Inventors: Kouta Higuchi, Kentaro Kikuiri
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Patent number: 11279393Abstract: A steering column assembly includes a jacket pivotable about a rake axis. The steering column assembly also includes a rake adjustment assembly that includes a lever rotatable to lock and unlock the rake adjustment assembly. The rake adjustment assembly also includes a lever cam operatively coupled to, or integrally formed with, the lever. The rake adjustment assembly further includes an inner cam assembly in contact with the lever cam, wherein the inner cam assembly is formed of two different materials.Type: GrantFiled: April 29, 2020Date of Patent: March 22, 2022Assignee: Steering Solutions IP Holding CorporationInventors: Ethan S. Jacobs, Randy W. Jones, Peter A. Gembrowski
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Patent number: 11279397Abstract: The invention relates to a steering column with adjustment of the longitudinal extension and the incline of the steering wheel, comprising a sleeve carried by a deformable bearing provided with a clamping mechanism consisting of a clamping axle. The deformable bearing has two side limbs that are connected by a cross-member formed by two inclined faces joined by a bottom. The two side limbs each form a first side support close to the end of the limb and the two inclined faces each form an inclined second side support located opposite the first side supports, the bottom forming an intermediate support between the two inclined side supports. The clamping axle passes through the end of the two side limbs, beyond the first two side supports.Type: GrantFiled: December 19, 2018Date of Patent: March 22, 2022Assignee: ROBERT BOSCH AUTOMOTIVE STEERING VENDOME S.A.S.Inventors: Laurent Buys, Jean Gautier