| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 280930513 | Gearing arrangement | 25 |
| 20110127741 | DEVICE FOR THE OPTIONAL GUIDING OF AT LEAST ONE SELF-STEERING WHEEL OF A TROLLEY - The invention relates to a device for the optional guiding of at least one self-steering wheel of a trolley. According to the invention, the wheel is of the type that is mounted on a support that pivots around a vertical axis. The device comprises: a push bar which forms a dual-articulated steering member that can be accessed by the user; means for rotating a first clutch part about the vertical axis in response to steering member movements; and means which can be used at will to couple and uncouple the first clutch part in relation to a second clutch part which is solidly connected to the aforementioned support of the wheel, in response to other steering member movements. In addition, a coin-operated locking device for preventing the movement of the trolley is built into a casing which houses a transmission element of the guiding device and which is fixed to the push bar of the trolley. | 06-02-2011 |
| 20110127742 | RACK ASSIST TYPE ELECTRIC POWER STEERING APPARATUS - Disclosed is a rack-assist type electric power steering apparatus, in which when a ball nut slides a rack bar while rotating, a vibration and a noise in the axis direction and the radial direction, generated from the rack bar and a rack housing, are absorbed. This facilitates the operation of the ball nut and the rack bar, and reduces the vibration and the noise, thereby resulting in an effect for providing a comfortable steering feeling to a driver. | 06-02-2011 |
| 20110169239 | MOTOR VEHICLE - A steering gear of a motor vehicle is fastened to a chassis via several bearing points, each of which includes, but is not limited to bolt penetrating eyes of the chassis and the steering gear and an elastic sleeve. The elastic sleeve of at least a first of the bearing points is accommodated in the eye of the chassis. | 07-14-2011 |
| 20110193307 | VEHICLE CONTROL SYSTEMS AND METHODS - Systems and methods for controlling the speed and direction of vehicles such as tractors. | 08-11-2011 |
| 20110248462 | STEERING SYSTEMS, STEERING AND SPEED COORDINATION SYSTEMS, AND ASSOCIATED VEHICLES - In a broad respect, vehicles that are capable of making a low- to zero-radius turn using the independent rotation of drive wheels and by turning the non-driving steerable structure or structures (such as wheels) with a steering input device (in some embodiments, the driving wheels also may be capable of being turned). This may be accomplished using a steering system, a speed control system and an integration device (together, a control system) that are configured to work together to provide correct steering in forward and reverse, and, in some embodiments, to reduce the speed of the outboard drive wheel of the vehicle when it enters an extreme turn under constant speed input. Different systems configured for use in such vehicles are included. | 10-13-2011 |
| 280930514 | Rack and pinion | 20 |
| 20080224434 | Center take-off rack-and-pinion steering apparatus - A center take-off rack-and-pinion steering apparatus includes a cylindrical rack housing having an elongate hole extending in a longitudinal direction, a mounting bracket for mounting ends of a pair of tie rods on a rack shaft, and a slider interposed between the mounting bracket and the rack shaft and slidable in an inner periphery of the elongate hole. The inner periphery of the elongate hole and the slider include sliding contact sections that are brought into sliding contact with each other along with the slide of the slider slides. The sliding contact sections include at least a pair of curved sliding contact surfaces that are brought into sliding contact with each other in a curved shape when seen in an axial direction of the rack shaft. | 09-18-2008 |
| 20090166994 | Steering gear - A steering gear for a rack and pinion steering system, including a housing in which a steering rack is guided for displacement along its axis, has an auxiliary support which is located at an axial end of the housing, the auxiliary support limiting a bending of the steering rack. | 07-02-2009 |
| 20090174164 | RACK-AND-PINION TYPE STEERING APPARATUS - A rack-and-pinion type steering apparatus | 07-09-2009 |
| 20100052280 | Toothed rack or threaded rod - The invention relates to a toothed rod or a threaded rod, particularly for a steering device for a motor vehicle, comprising a first rod-shaped pan which has at least one element for converting a rotational movement into a translational movement, said element being the functional element of the toothed rod or threaded rod, and being particularly a teething and/or a threading for engaging in a threaded nut or a threaded mechanism. The invention also has a second rod-shaped part which is connected to the first rod-shaped part and which preferably has at least one additional functional element of the toothed rod or threaded rod. The rod-shaped parts have hollow cavities which open toward connection ends in which connecting pins of a separate connection part are held by a press fit for the purpose of connecting the rod-shaped parts. | 03-04-2010 |
| 20100289238 | VEHICLE STEERING SYSTEM - A vehicle steering system includes a gear rack supported in a fixed position, a pinion gear in meshing engagement with the gear rack, a steering subsystem supporting the pinion gear and moveable in a translational manner relative to the gear rack and at least one steering arm coupled to steering subsystem and configured to steer a motive member in response to movement of the steering subsystem. The vehicle steering system is configured to remain substantially within a framework of the vehicle while steering one or more motive members of the vehicle. | 11-18-2010 |
| 20110148064 | MULTILAYERED SLIDING MEMBER AND RACK GUIDE IN RACK-AND-PINION TYPE STEERING APPARATUS FOR AUTOMOBILE USING THE SAME - A multilayered sliding member | 06-23-2011 |
| 20110175311 | RACK-AND-PINION MECHANISM AND STEERING SYSTEM - With a rack-and-pinion mechanism, an impact force is absorbed and reduction in assembling performance is suppressed. An annular fitting groove ( | 07-21-2011 |
| 20110204588 | VARIABLE GEAR RATIO TYPE RACK BAR AND STEERING APPARATUS FOR VEHICLE HAVING THE SAME - Disclosed are a variable gear ratio type rack bar, and a steering apparatus having the same. According to the present invention, it is not required to fabricate a separate mold for processing rack-formed parts with different inter-tooth spaces, the rack-formed parts can be formed by using various processing methods, and it is possible to obtain precise tooth shapes through one step processing, whereby the number of steps for manufacturing a variable gear ratio type rack bar and its manufacturing cost can be reduced. | 08-25-2011 |
| 20120080861 | STEERING APPARATUS FOR VEHICLE - A steering apparatus for a vehicle may include a steering pinion rotated by operation of a steering wheel, and a steering rack bar having a rack engaged with the steering pinion to move straight in a longitudinal direction thereof, wherein a tooth gap in a gear of the rack changes such that a steering gear ratio corresponding to a linear displacement of the steering rack bar according to rotation of the steering pinion increases and then decreases in both sections from the center of the rack to both ends thereof. | 04-05-2012 |
| 20120242054 | SHOCK ABSORBING DEVICE FOR RACK AND PINION TYPE STEERING MECHANISM - A shock absorbing device for a rack and pinion type steering device includes a rack shaft, a rack housing, a stopper portion formed in an end part of the rack shaft, a stopper engaging portion provided on the rack housing to define a stroke end position for the rack shaft by engaging the stopper portion, a stepped portion formed on the rack shaft, a shoulder portion formed in an enlarged diameter portion of the rack housing, and a cylindrical elastic member fitted on the rack shaft such that the elastic member is pressed in the axial direction of the rack shaft by the stepped portion and the shoulder portion. The elastic member is formed with grooves on each of an outer circumferential surface and an inner circumferential surface thereof. Such shock absorbing device for a rack and pinion type steering device has a high shock absorbing capability. | 09-27-2012 |
| 20120248724 | VEHICLE STEERING DEVICE - A vehicle steering device in which steering torque is transmitted from a steering wheel to steered wheels via a rack-and-pinion mechanism. The steering device comprises a rack shaft in which a rack is formed, two rack support parts positioned to both sides of a longitudinal direction of the rack shaft relative to the position of a pinion, and an urging part positioned between the two rack support parts. The two rack support parts are positioned near each other so as to support only a back surface of the region where the rack is formed in the rack shaft which is positioned in a steering neutral position, the back surface being supported so as to be capable of sliding in the longitudinal direction. The urging part urges the rack shaft in at least a direction other than towards the rack. | 10-04-2012 |
| 20130113173 | DOUBLE PINION STEERING GEAR - The invention relates to a motor vehicle steering system, comprising a steering housing ( | 05-09-2013 |
| 20130234410 | STEERING SYSTEM - A pinion shaft of a steering system has a plurality of pinion teeth. A rack shaft has a stroke region in which a plurality of rack teeth that mesh with the pinion teeth is formed. The stroke region includes a center region that includes a center position of the stroke region, end regions, each of which includes an end position of the stroke region, and intermediate regions, each of which is located between the center region and one of the end regions. A pressure angle of each rack tooth included in each of the intermediate regions is smaller than a pressure angle of each rack tooth included in each of the center region and the end regions. | 09-12-2013 |
| 20130277935 | COMPACT STEERING MECHANISM - A compact steering mechanism for steering a vehicle having a steering input being a pinion shaft coupled to a pinion meshing with a rack, and a steering output member coupled to the rack. The pinion is positioned at a middle portion of the rack and the output member is positioned between opposing ends of a rack. The mechanism includes a compact steering housing supporting the pinion shaft and containing the rack-and-pinion. The pinion and pinion shaft have a center axis parallel to an axis of the output member. The output member, being a steering pin and rack carrier, a gear, or a flange, is coupled to left and right tie rod assemblies and wheels for steering the vehicle to improve handling. | 10-24-2013 |
| 20140159332 | VARIABLE EFFORT STEERING ASSEMBLY - A vehicle such as a riding lawn care vehicle may include a frame and a steering assembly. Wheels of the vehicle may be attachable to the frame. The steering assembly may include a steering apparatus operably coupled to at least one of the wheels of the vehicle to provide steering inputs to the at least one of the wheels based on a position of the steering apparatus. The steering assembly may further include a steering column, a pinion assembly and a rack assembly. The steering column may extend from the steering apparatus to rotate responsive to movement of the steering apparatus. The pinion assembly may be disposed along the steering column and include at least two pinions of different sizes. The rack assembly may be operably coupled to the frame and the at least one wheel of the vehicle to translate steering inputs from the steering apparatus to the at least one wheel via the pinion assembly. The rack assembly may include at least two rack portions of different sizes. | 06-12-2014 |
| 280930515 | Housing attachment detail | 5 |
| 20090250894 | STEERING APPARATUS - Even when bending stress acts on a steering gearbox | 10-08-2009 |
| 20100171281 | RACK STEERING MOTOR VEHICLE - A motor vehicle wherein the steering includes: a steering bar including a rack steering component and a steered component fitted in a sliding manner; a rack housing passed through by the steering component and including a plate displaying a correction sliding rail receiving a roller; two correction arms; assembly elements of the rack housing suitable for allowing pivoting of the rack housing in a steering plane, around an attachment axis obliged to move in a direction contained in the steering plane and in a longitudinal plane of the chassis; a telescopic steering column; two steering gears connecting the steering component and the steered component to the stub pivot arms of the front guiding wheels. The correction slide rail follows a suitable curve such that the vehicle wheel stubs extend along directions that intersect, at each time, at the same point. | 07-08-2010 |
| 20120007326 | STEERING RACK HOUSING COMPRISING CROSS-SECTIONAL CONTRACTIONS - A steering rack housing ( | 01-12-2012 |
| 20150130152 | STEERING APPARATUS FOR VEHICLE - The present invention relates to a steering apparatus for a vehicle, and an embodiment of the present invention can improve a repair efficiency of a vehicle due to easy detachment between a dust cap and an inner cover. | 05-14-2015 |
| 20160059882 | SECURING ARRANGEMENT FOR A STEERING GEAR HOUSING - A securing arrangement for a steering gear housing is provided. The securing arrangement includes at least one steering gear securing portion formed on the steering gear housing and at least one bodywork securing portion formed on a bodywork component of a vehicle. Each steering gear securing portion has a steering gear bearing surface and each bodywork securing portion has a bodywork bearing surface configured to support a respective steering gear bearing surface so as to form a respective pair of bearing surfaces when the steering gear housing is arranged on the bodywork component. Each pair of bearing surfaces includes a convex bearing surface and a substantially planar bearing surface. | 03-03-2016 |
