Patent application number | Description | Published |
20080196534 | Steering column assembly comprising a bushing assembly of elongated pins - A bushing assembly for a steering column assembly is provided. The steering column assembly includes an outer jacket defining a bore extending along a longitudinal axis. An inner jacket is disposed within the bore of the outer jacket. The bushing assembly is disposed between the outer jacket and the inner jacket to remove the lash between the outer jacket and the inner jacket. The bushing assembly includes a plurality of elongated split-pins partially disposed in a plurality of channels defined by the outer jacket. The elongated split-pins are transversely compressible relative to the longitudinal axis to bias against the inner jacket, thereby removing the lash. | 08-21-2008 |
20080196536 | Adjustable steering column assembly having a rake and telescope locking system - A steering column assembly is moveable in a rake direction and a telescope direction and extends along a longitudinal axis. The assembly includes a compression bracket mounted to a column jacket. A rake bracket is disposed over the compression bracket. The rake bracket defines a rake slot and includes a rake tooth rack disposed in the rake slot. The compression bracket defines a telescoping slot and includes a telescope tooth rack disposed in the telescope slot. A telescoping lock is disposed within the telescoping slot. A rake lock is disposed within the rake slot. A cam mechanism moves the rake lock into interlocking engagement with the rake tooth rack and moves the telescope lock into interlocking engagement with the telescope tooth rack when in the lock position, and disengages the rake lock from the rake tooth rack and the telescope lock from the telescope tooth rack when in the adjustment position. | 08-21-2008 |
20080229865 | Central lock device of an adjustable steering column assembly - An adjustable steering column assembly of a vehicle has a central lock device for selectably locking an adjustable steering housing and co-extending steering shaft to a stationary bracket or chassis. For driver convenience and comfort, the steering housing and shaft are together adjustable with respect to the bracket. The lock device has an actuator preferably having an outer member supported operably by a guide feature carried between the outer member and the bracket for movement along a first centerline traverse to the steering shaft. The bracket also supports a lever of the actuator for movement along a second centerline that intersects the first centerline. At least one roller is located in a raceway defined between the outer member and the lever. Because the raceway is angled with respect to both the first and second centerlines, motion of the lever along the second centerline is converted to motion of the second member along the traversing first centerline. | 09-25-2008 |
20080231030 | Rocker-arm lock device of an adjustable steering column assembly - A steering column assembly of a vehicle has a rocker-arm lock device for locking an adjustable steering housing and co-extending steering shaft to a stationary bracket or chassis. For driver convenience and comfort, the steering housing and shaft are together adjustable with respect to the bracket. The rocker-arm lock device has a slot in at least one of the housing and bracket and a carrier for longitudinal movement through the slot that is substantially perpendicular to a rotation axis of the steering shaft. An indexing apparatus of the device has first and second indexing rails carried by at least one of the housing and the bracket having the first slot and a carriage engaged rigidly to the carrier. A rocker arm of the apparatus is supported pivotally to the carriage about a rocker axis disposed substantially perpendicular to the carrier. The rocker arm carries first and second pads spaced diametrically outward from one another with respect to the rocker axis and facing laterally toward respective first and second indexing rails for selective engagement of at least one of the first and second pads to the respective first and second indexing rails. | 09-25-2008 |
20080231031 | Releasable push/pull lock device of an adjustable steering column assembly - A steering column assembly of a vehicle has a releasable push/pull lock device for selectably locking an adjustable steering housing and co-extending steering shaft to a stationary bracket or chassis. For driver convenience and comfort, the steering housing and shaft are together adjustable with respect to the bracket. The lock device has a toggle apparatus having a push/pull lever that may extend substantially parallel to a rotating axis of the steering shaft and move in a first direction along its length and between locked and unlocked positions. A carrier of the device connects to the toggle apparatus and moves along its length in a second direction that may be perpendicular to the first direction and as the lever moves between the locked and unlocked positions. Preferably, an indexing apparatus is generally carried between the carrier and at least one of the housing and the bracket for selecting adjustment of the steering column assembly when the device is in the unlocked position. | 09-25-2008 |
20080245176 | Steering column assembly having an actuation mechanism for telescoping and tilting movement - A steering column assembly for a vehicle includes a support bracket and a column jacket coupled to the support bracket. A compression bracket is mounted to the column jacket. A clamping device is disposed on the support bracket and has a rake bolt extending through the support bracket and the compression bracket for applying a frictional force on the support bracket to prevent telescoping and tilting movement of the column jacket and the compression bracket relative to the support bracket. An actuation mechanism is coupled to the support bracket. The actuation mechanism rotates the rake bolt in a first direction to prevent telescoping and tilting movement of the column jacket. Likewise, the actuation mechanism rotates the rake bolt in a second direction to permit telescoping movement of the column jacket and the compression bracket relative to the actuation mechanism and the support bracket and tilting movement. | 10-09-2008 |
20090256342 | COLLAPSIBLE STEERING COLUMN ASSEMBLY - A steering column assembly includes an upper jacket and a lower jacket partially disposed within said upper jacket. A bushing is disposed between the upper jacket and the lower jacket. The upper jacket and the lower jacket are collapsible along a longitudinal axis in response to a collision event. A first roller mechanism and a second roller mechanism are mounted to the upper jacket near a forward end and a rearward end of the bushing respectively for engaging the lower jacket in rolling engagement. The first and second roller mechanisms resist a resultant force caused by a bending moment created by a transverse load applied to a distal end of the upper jacket to minimize an increase in a sliding frictional force between the bushing and the lower jacket. | 10-15-2009 |
20090267336 | OVER-CENTER LOCKING MECHANISM FOR STEERING COLUMN ASSEMBLY - A steering column assembly includes a column jacket extending along a longitudinal axis. A mounting bracket is coupled to the column jacket and includes a first plate disposed adjacent the column jacket and a second plate disposed opposite the column jacket from the first plate. A first clamp shaft is coupled to and extends through the first plate along a first transverse axis. A second clamp shaft is coupled to and extends through the second plate along a second transverse axis. The first and second transverse axes intersect the column jacket. A cam mechanism is coupled to the first clamp shaft for moving the first clamp shaft axially along the first transverse axis. A bridge includes a generally U-shaped cross section partially encircling the column jacket to interconnect the first clamp shaft and the second clamp shaft for moving the second clamp shaft concurrently with the first clamp shaft. | 10-29-2009 |
20100151950 | ROLLING ELEMENT SHAFT ASSEMBLY - A shaft assembly includes a first shaft member and a second shaft member telescopically engaged with the first shaft member. A roller carrier supporting a plurality of rollers is disposed between the first and second shaft members. The first shaft member defines a first slot extending along and angled relative to a longitudinal axis. The second shaft member defines a second slot extending along and angled relative to the first slot and the longitudinal axis. The roller carrier defines a carrier slot extending transverse to the longitudinal axis. A pin extends through the first slot, the second slot and the carrier slot and moves the roller carrier at a slower speed than the relative movement speed between the first shaft member and the second shaft member during telescoping movement. A wedge is disposed between the first shaft member and a portion of the rollers to de-lash the shaft assembly. | 06-17-2010 |
20120285285 | Telescoping Steering Column Having Rake Spring - A steering column assembly having a standard operating position and a collapsed position is provided. The steering column assembly includes a lower column jacket, an upper column jacket selectively slidable relative to the lower column jacket, a rake bracket, and a biasing member. The rake bracket is attached to one the lower column jacket and the upper column jacket, and has a bracket retaining feature. The biasing member selectively exerts a biasing force on the upper column jacket in the standard operating position. The biasing member has a biasing member retaining feature that engages with the bracket retaining feature in the standard operating position and disengages with the bracket retaining feature in the collapsed position. | 11-15-2012 |
20120304795 | SYSTEM AND METHOD FOR FIXING A POSITION OF A STEERING COLUMN - A position lock for an adjustable steering column comprises a plurality of discs stacked for rotation on a control shaft and engaged to a gear profile of a stationary bracket. The discs are engaged to the gear profile so as to be caused to rotate relatively to one another as the steering column undergoes movement in the relevant direction. The discs are configured to resist rotation relative to one another when subjected to a compressive load, and the control shaft is engaged to a cam for selectively applying a compressive load to the discs. A method for selectively controlling motion of a steering column comprises coupling motion of the steering column to the relative movements of a plurality of discs, constraining the discs to rotate relative to one another as the steering column undergoes motion in the relevant direction, and selectively adjusting resistance to relative rotation the discs. | 12-06-2012 |
20120304796 | ADJUSTABLE STEERING COLUMN - A steering column is configured for positional adjustments in first and second directions and comprises a position lock for selectively resisting movement of the steering column. The position lock comprises a stationary bracket disposed about the steering column. A control shaft is coupled to the steering column, approximately perpendicular to the first and second directions, so as to couple movement of the steering column with translation of the control shaft. Movable lock plates are arranged on the control shaft for rotation about a central axis of the control shaft and for translation with the control shaft. Each of the movable lock-plates is positioned adjacent at least one stationary lock-plate that is retained in a substantially fixed position with respect to the stationary bracket. The one or more stationary lock-plates are configured so as to selectively provide resistance to relative movement of the one or more movable lock-plates. | 12-06-2012 |
20120304797 | POSITIVE LOCK FOR RAKING AND TELESCOPING STEERING COLUMN - An exemplary adjustable steering column comprises a gear positioned and configured to cause a shaft to rotate about its central axis as the steering column telescopes. The position lock further comprises one or more telescoping friction plates arranged and configured so as to rotate with the shaft when the steering column telescopes. The position lock further comprises one or more raking friction plates, each raking friction plate being positioned in frictional contact with at least one of the one or more telescoping friction plates and configured to exhibit a different rotation than the one or more telescoping friction plates when the steering column telescopes. The shaft imposes a compressive load between the one or more telescoping friction plates and the one or more raking friction plates so as to induce friction between the telescoping friction plates and the raking friction plates and thereby resist their relative movement. | 12-06-2012 |
20130064603 | INTERMEDIATE SHAFT CONNECTION ASSURANCE DEVICE - An intermediate steering shaft connection assembly for a steering column is provided. The intermediate steering shaft connection assembly comprises at least one shaft, a clamping yoke configured to be coupled to the shaft, and a connection assurance device interposed between the shaft and the clamping yoke. The connection assurance device is configured to ensure proper positioning of the clamping yoke on the shaft to allow for final assembly. | 03-14-2013 |
20130112032 | LINEAR LEVER FOR STEERING COLUMN - An adjustment assembly and adjustable steering column including a linearly slidable actuating lever are provided. The actuating lever is slidable between a first position and a second position along a linear travel path. The actuating lever includes an engaging portion which engages a gear assembly. The gear assembly is connected to a clamping mechanism. The clamping mechanism is configured to apply or release a clamping force on a steering column or other component. Movement of the actuating lever between the first and second positions causes rotation of the gear assembly. Rotation of the gear assembly causes the clamping mechanism to apply or release the clamping force, depending on the direction of rotation. The adjustment assembly also includes a rake bracket to support a compression bracket. The compression bracket supports the component or steering column | 05-09-2013 |
20130118290 | LINEAR TRAVEL ADJUSTMENT ASSEMBLY - An adjustment assembly for allowing or preventing adjustment of a component and an adjustable steering column are provided. A compression bracket is configured to support the steering column, a rake bracket is configured to support the compression bracket and an actuating lever is slidingly coupled to the compression bracket and slidable along a linear travel path. A linkage assembly is connected to the compression bracket and is coupled to one end of the actuating lever and a clamping assembly is coupled to the linkage assembly and configured to release a clamping force from the component upon movement of the actuating lever from a first position to a second position, and apply a clamping force to the component upon movement of the actuating lever from the second position to the first position. | 05-16-2013 |
20130133461 | ENERGY ABSORBING STEERING COLUMN ASSEMBLY - A steering column assembly includes an inner jacket disposed along a longitudinal axis and coupled to a host structure of a vehicle. The steering column assembly also includes an outer jacket arranged co-axially about the inner jacket and the longitudinal axis. The outer jacket is configured to translate along the longitudinal axis relatively to the inner jacket to thereby facilitate telescoping motion of the steering column assembly. The outer surface of the inner jacket and the inner surface of the outer jacket cooperate to define a telescope-inhibiting range of motion of the steering column assembly along the longitudinal axis. The steering column assembly is configured to impose telescope-resisting forces as the length of the steering column assembly decreases within the telescope-inhibiting range of motion. | 05-30-2013 |
20130298717 | Locking Device for Steering Column - A locking device for a steering column and method of installing the locking device are provided. The locking device includes a spring body configured for installation on a rotatable bolt and comprising a biasing portion. The spring body is rotatable in one direction through a first range and second range. A lock body includes a body portion configured for mounting on the rotatable bolt and a locking portion configured to move between a first position and a second position. The biasing portion of the spring body contacts the lock body and causes the lock body to rotate with the spring body through the first range. The spring body is rotatable relative to the lock body through the second range such that at least a portion of the biasing portion is elastically deflected when the spring body is rotated through the second range. | 11-14-2013 |
20130319161 | SELF-LOOSENING CAPSULE - A steering column having a mounting bracket and a self-loosening capsule assembly configured for attachment to an adjacent vehicle component is provided. The mounting bracket includes an installation slot, a flange extending within the installation slot and a bracket keying mechanism positioned at a periphery of the installation slot. The self-loosening capsule assembly is received in the installation slot, and includes a capsule and capsule nut. The capsule includes a head and a body extending from the head, the body having a threaded outer surface, the head having a larger outer diameter than the body. The capsule nut includes a threaded inner surface for threaded coupling to the capsule and is movable so as to apply a first clamping force to the flange of the mounting bracket between the head and the capsule nut and a keying mechanism configured to interface with the bracket keying mechanism. | 12-05-2013 |
20140000325 | POSITION LOCK FOR STEERING COLUMN | 01-02-2014 |
20140116185 | STEERING COLUMN ASSEMBLY WITH IMPROVED ATTACHMENT TO A VEHICLE STRUCTURE - A steering column assembly comprises an upper column jacket defining an internal cavity, a clamping shaft, a retainer disposed at an outboard end of the clamping shaft, and an inner clamping block disposed in the internal cavity. A steering control shaft is supported for rotation about a longitudinal column axis through the internal cavity. The clamping shaft defines a clamping axis and has an in-board end that is configured to interact with the inner clamping block. The inner clamping block is configured for interacting with the clamping shaft to impose a compressive load on the upper column jacket between the retainer and the inner clamping block. | 05-01-2014 |
20140116186 | STEERING COLUMN ASSEMBLY WITH IMPROVED ATTACHMENT TO A VEHICLE STRUCTURE - A steering column assembly comprises a column jacket, a lock control shaft, a band clamp disposed about the column jacket, and a cam disposed about the lock control shaft. A band clamp is disposed about the column jacket and comprises a circumferential band joined to a clamp arm. The clamp arm extends in a radially outward direction from the column jacket and defines a first shoulder facing toward a radially inward direction and a controlled surface facing in a first direction away from both the lock control shaft and the shaft head. The cam defines a defines a first control surface for interacting with the controlled surface such that, as the lock control shaft is placed in tension, the first control surface causes a band clamp radius to decrease and the band clamp to bear against the upper column jacket. | 05-01-2014 |
20140116187 | STEERING COLUMN ASSEMBLY WITH IMPROVED ATTACHMENT TO A VEHICLE STRUCTURE - A steering column assembly comprises an upper column jacket, a lock control shaft, a clamping block, a control wedge, and a wedge block. The clamping block is disposed about the upper column jacket and includes a first clamp arm and a second clamp arm. The first clamp arm defines a first cavity disposed along a cavity axis, and the second clamp arm defines a second cavity disposed along the cavity axis. The second clamp arm defines a clamp arm control opening that intersects with the second cavity. A control wedge has a control surface and is disposed in the clamp arm control opening. A wedge block is disposed in the first cavity and the second cavity and has a controlled surface positioned and configured to cooperate with the control surface to cause the clamping block to bear against the upper column jacket. | 05-01-2014 |
20140230597 | INTERMEDIATE SHAFT FOR STEERING COLUMN WITH BEARING AND LOCK SLEEVE - In one aspect of the invention, an intermediate shaft for a steering column assembly of a vehicle is provided. The intermediate shaft includes a shaft element, a universal joint coupling including an inner yoke coupled to the shaft element and an outer yoke coupled to the inner yoke, and at least one of a bearing and a lock sleeve coupled to the outer yoke. | 08-21-2014 |
20140251060 | MULTI PURPOSE FRICTION PLATE ASSEMBLY - In accordance with an exemplary embodiment of the invention, a friction plate assembly is provided. The assembly includes a locking member having a toothed portion, a bolt extending through the locking member, and a friction plate configured for frictional engagement with the locking member. The friction plate receives the bolt therethrough and includes at least one biasing member configured to bias the bolt and the locking member in a first direction. When a predetermined force acts on the at least one biasing member, the friction plate is configured to force the locking member toothed portion into engagement with an object to facilitate preventing movement of the bolt in a second direction. | 09-11-2014 |
20140260750 | RESTRAINED SHIFT CABLE BRACKET IN AN ADJUSTABLE STEERING COLUMN - An adjustable steering column for a vehicle is provided. The adjustable steering column includes a mounting bracket configured to be secured to an adjacent portion of the vehicle, the mounting bracket including at least one arm having a rake slot. A column jacket is pivotally mounted to the mounting bracket, the column jacket extending along a first axis and pivotable relative to the mounting bracket for adjustment in a rake direction and movable along the first axis for adjustment in a telescope direction. The adjustable steering column also includes a shift assembly having a shift mechanism secured to the column jacket and a shift cable bracket extending from the shift mechanism. The shift cable bracket is supported firstly by the shift mechanism and supported secondly adjacent to the mounting bracket at a distal anchor point. | 09-18-2014 |
20140260759 | ON-CENTER SINGLE-SIDED CLAMP MECHANISM IN STEERING COLUMN - An adjustable steering column for a vehicle is provided. The adjustable steering column includes a mounting bracket configured to be secured to an adjacent vehicle component, the mounting bracket having a first leg extending therefrom, a lower jacket having an axial opening extending along its length along a first axis, and an upper jacket extending along the first axis telescopically received in the axial opening of the lower jacket. A rake bolt extends along a second axis through the first leg from a first side to a second side of the first leg. The second axis intersects the upper jacket and at least a portion of the rake bolt is received within the lower jacket. A clamping mechanism is positioned on the rake bolt and is configured to apply a clamping force to the upper jacket to secure the upper jacket against telescope movement. | 09-18-2014 |
20140260760 | STEERING COLUMN TELESCOPING BUSHING WITH ROLLER SPRINGS - An adjustable steering column for a vehicle and a bushing for the adjustable steering column are provided. The adjustable steering column includes a column jacket having a lower jacket extending along a first axis and an upper jacket telescopically coupled to and extending with the lower jacket. The lower and upper shafts are configured to selectively move telescopically relative to one another for telescope adjustment of the steering column. The adjustable steering column also includes a bushing positioned between the lower jacket and the upper jacket, the bushing including a support portion extending along a length between the lower jacket and upper jacket, the support portion including a first seating area, and a roller portion positioned in the first seating area, the roller portion configured to engage at least one of an outer surface of the lower jacket and an inner surface of the upper jacket. | 09-18-2014 |