2337 results about "Steering column" patented technology

Methods and apparatus to control stowable steering wheels are disclosed herein. An example apparatus disclosed herein includes a steering column assembly including a sensor, a first portion, and a second portion moveable relative to the first portion, machine readable instructions, and programmable circuitry to at least one of instantiate or execute the machine readable instructions to move the first portion relative to the second portion, determine based on an output of the sensor that the first portion has encountered an obstruction, and after determining the first portion has encountered the obstruction, stop a movement the first portion.

Drifting karts in accordance with embodiments of the invention are described that include a front wheel drive train and rear caster wheels that can be dynamically engaged to induce and control drift during a turn. One embodiment of the invention includes a chassis to which a steering column is mounted, where the steering column includes at least one front steerable wheel configured to be driven by an electric motor, a battery housing mounted to the chassis, where the battery housing contains a controller and at least one battery, wiring configured to provide power from the at least one battery to the electric motor, two caster wheels mounted to the chassis, where each caster wheel is configured to rotate around a rotational axis and swivel around a swivel axis, and a hand lever configured to dynamically engage the caster wheels to induce and control drift during a turn.

A composite superstructure of a straddle-type vehicle, such as a snowmobile, formed from a fiber reinforced polymer and extending from a forward section coupled to a forward portion of a chassis of the vehicle to a rearward section coupled to a rearward portion of the chassis, where the superstructure defines at least one steering post mount configured to couple with a portion of a steering assembly of the vehicle.

The invention relates to the technical field of automobile driving, and provides a vehicle driving control method, a drive-by-wire steering gear and a vehicle, and the method is applied to the drive-by-wire steering gear in a drive-by-wire steering system of the vehicle. The current driving state information of the vehicle is obtained through a curve speed auxiliary system and a vehicle control unit; the current driving state information comprises a current steering wheel rotating angle and a current steering wheel rotating speed which are obtained through a curve speed auxiliary system, and a current vehicle speed and a current lateral acceleration which are obtained through a vehicle control unit; calculating a target wheel turning angle and a target wheel turning angle speed of the vehicle according to the current driving state information; and determining a target lateral acceleration according to the target wheel rotation angle and the target wheel rotation angle speed, and performing driving control on the vehicle based on the target lateral acceleration. According to the method, the safety of vehicle driving control can be guaranteed when the drive-by-wire steering column has the abnormal fault.

An electric vehicle and a powertrain for an electric vehicle are disclosed. According to an embodiment, an electric vehicle includes a steering system with a steering column, and a battery pack having a battery enclosure and a plurality of battery modules housed within the battery enclosure. The battery enclosure defines a slot that extends from at least a top surface of the battery enclosure to receive the steering column.

The invention relates to a steering system test bench, a steering system test device and a steering system test method. The steering system test bench comprises a steering gear mounting seat, a first actuator mounting seat, a tubular column mounting seat and a second actuator mounting seat. The steering gear mounting seat is used for mounting a steering gear assembly; the number of the first actuator mounting bases is two, and the two first actuator mounting bases are arranged on the two sides of the steering gear mounting base in the first direction correspondingly. A first actuator is arranged on each first actuator mounting seat, and the first actuators are used for being connected with an outer pull rod of a steering gear assembly mounted on the steering gear mounting seat; the tubular column mounting seat is used for mounting a steering tubular column assembly; a second actuator is arranged on the second actuator mounting seat, and the second actuator is used for being connected with the input end of a steering column assembly mounted on the column mounting seat and used for driving the input end of the steering column assembly to rotate. The steering system test bench can test more items and performance parameters.

A method for handwheel actuator bind and / or steering column detection includes receiving, in response to a signal indicating a change in position of power steering column, a handwheel torque signal from a sensor associated with a handwheel of a vehicle. The method also includes determining whether a torque value associated with the handwheel torque signal is greater than a threshold. The method also includes, in response to a determination that the torque value associated with the handwheel torque signal is greater than the threshold, initiating at least one countermeasure.

The invention provides a steering column assembly and a vehicle. The steering column assembly includes a vehicle body assembly, a column mount secured to the vehicle body assembly, and a steering column assembled to the column mount. The steering column includes a column body and a connecting bracket fixed to the column body. A joint fork mounting part and a steering wheel mounting part are arranged at the two ends of the steering column respectively. And the connecting bracket is rotationally connected with the tubular column mounting piece. And the joint fork mounting part is used for mounting a joint fork of the intermediate shaft assembly. The rotating axis of the connecting support and the rotating axis of the tubular column mounting piece are arranged in the radial direction of the tubular column body. The rotation axis is located on the side, away from the steering wheel installation part, of the joint fork installation part so that the rotation axis can coincide with the rotation axis of the joint fork. When the angle of the steering column assembly is adjusted, the intermediate shaft assembly does not swing, interference is avoided, and the safety of a vehicle is improved.

The embodiment of the invention relates to the technical field of vehicle manufacturing, in particular to a multifunctional holding feeling variable steering wheel which comprises a rim, a center shaft hub, a plurality of spokes, a controller and a control button, the rim is installed on the center shaft hub through the spokes, the center shaft hub is connected with a steering column, and the controller is connected with the steering column. The wheel rim is provided with two normally-held areas, the wheel rim and the central shaft hub are hollow, the two normally-held areas are provided with adjusting areas, the positions, in the adjusting areas, of the wheel rim are hollowed out, the hollowed-out positions are fixedly covered with rubber sheets, and an adjusting groove, an air bag and a two-way air pump are arranged in the wheel rim. The adjusting groove is fixedly formed in the position of the adjusting area, the air bag is arranged between the adjusting groove and the rubber sheet and connected with the two-way air pump, the controller is installed in the hollow portion of the center shaft hub, and the control button is fixedly arranged on the center shaft hub.

The invention relates to an intelligent oil containment boom mechanical arm device and a control method thereof. The intelligent oil containment boom mechanical arm device comprises a mechanical arm, a hydraulic driving system, a sensing system and a control unit. The mechanical arm comprises a transmission base, a steering stand column, a large arm, a small arm, an overturning head and a tail end grabbing hook assembly. The hydraulic driving system comprises a hydraulic pump station, a proportional reversing electromagnetic valve group and a plurality of execution oil cylinders; the sensing system comprises a gyroscope array and a camera array to form a distributed attitude sensing network and a distributed visual sensing network; the control unit identifies and positions an oil containment boom target based on a sea surface image acquired by the distributed visual perception network, performs motion planning on the mechanical arm, and controls the mechanical arm to move and grab the target; in the target positioning process, posture changes of all parts of the mechanical arm are sensed in real time based on the distributed posture sensing network, and dynamic compensation is conducted on the posture error of the mechanical arm. According to the device, the oil containment boom can be quickly, accurately, reliably and intelligently grabbed, and the laying efficiency and safety of the oil containment boom are improved.

A steering apparatus (2) for a motor vehicle has a handle (4) set up to be grasped by the hands of a driver of the motor vehicle during an operation of the steering apparatus (2). A hub (6) connects the steering apparatus (2) to a steering column of the motor vehicle and spokes (8) connect the handle element (4) to the hub body (6). The hub (6) has at least one digital display (10) for displaying operating parameters of the motor vehicle.

The invention provides a method and device for maintaining hand power of a driver, a vehicle and a storage medium. According to the method, by means of an electromagnetic relay on a first steering column, a torsion spring wound on a second steering column and a metal disc on the torsion spring which are included in the steer-by-wire system, when a steering column motor breaks down, it is ensured that an electromagnet in the electromagnetic relay is attracted to the metal disc by enabling the electromagnetic relay to be in a power-on state. Thus, when a driver rotates the steering wheel, the first steering column and the electromagnetic relay can rotate along with rotation of the steering wheel, then the attracted metal disc is driven to rotate, and the torsion spring is further driven to rotate. The torsion spring generates rotating force so that hand force feedback can be provided for a driver to simulate the hand feeling. Therefore, according to the method, the hand feeling of the driver can be simulated after the steering column motor breaks down, and the driver is assisted to safely drive the vehicle.

The invention discloses a steering column performance test bench and a test method thereof, and relates to the technical field of steering column performance test. The steering column performance test bench comprises a detection bench, a servo motor and a driving assembly, and is used for driving the upper surface of the detection bench to rotate. A first hydraulic rod is hinged to the mounting frame, a same connecting plate is hinged to the other end of the first hydraulic rod and the lower position of the outward side of the mounting frame, two clamping pieces are arranged on the upper side and the lower side of the outer side of the connecting plate, and the upper clamping piece and the lower clamping piece on the same side are used in cooperation and used for clamping a steering column; and the moving assembly is used for driving the mounting frame, the first hydraulic rod above the mounting frame, the clamping piece and the steering column to do horizontal reciprocating motion. According to the invention, multiple performance tests can be carried out on the same steering column in sequence, the automation degree is high, the overall test time is shortened, and the test efficiency is improved.

The utility model discloses a worm type steer-by-wire device which comprises a moment road sense feedback device, a steering column comprises a spline shaft, and one end of the spline shaft is connected with a steering wheel. The torque feedback assembly comprises a first gear shaft, an angle torque sensor, a motor, a worm and a worm gear. The first gear shaft is connected with the spline shaft. The angle torque sensor is installed on one side of the first gear shaft. The worm gear is mounted on the first gear shaft; a worm matched with the worm gear is arranged at the output end of the motor. Detecting the torque and angle of the steering wheel through an angle torque sensor; according to the detected torque and angle, a feedback torque is simulated through a motor, a worm and a worm gear, and linear steering control can be realized through simulating and adjusting steering damping through the motor; mechanical decoupling between the steering wheel and the steering actuator is achieved, the steering hand feeling is improved, and personalized driving requirements can be met.

A steering column for a motor vehicle comprises an actuating unit. A steering spindle is mounted rotatably about a longitudinal axis extending in the longitudinal direction. A supporting unit is connectable to a motor vehicle body and in which the actuating unit is held so as to be displaceable in the longitudinal direction. An energy absorption device, which is incorporated between the supporting unit and the actuating unit, has an elongate energy absorption element fastened to the actuating unit or to the supporting unit via a fastening. A deformation member, which interacts with the energy absorption element, is attached to the supporting unit or to the actuating unit. In the event of a crash with a relative displacement of actuating unit and supporting unit, the deformation member brings about an energy-absorbing plastic deformation of the energy absorption element.

The utility model provides a pneumatic steering wheel adjusting structure, and belongs to the technical field of automobile design and manufacturing. Comprising a first ball screw fixed on a steering column of a steering wheel; the first piston cylinder is fixedly connected with a nut of the first ball screw; the second ball screw is fixed on a steering column of the steering wheel; the second piston cylinder is fixedly connected with a nut of the second ball screw; the compressor forms a closed loop with the upper and lower layers of the first piston cylinder and the second piston cylinder respectively; the adjusting switch of the pneumatic steering wheel is configured to change the flowing mode of air in the closed loop through conversion between a plurality of configurations. By means of the advantage that the air source can be shared with other system structures, use of electrical equipment is reduced, the cost for adjusting the steering wheel is reduced, the reliability of adjusting the steering wheel is improved, the cost is reduced, the reliability is improved, and meanwhile the overall driving experience is not affected.

A method for steering wheel actuator jamming and / or steering column detection includes receiving a steering wheel torque signal from a sensor associated with a steering wheel of a vehicle in response to a signal indicative of a change in position of a power steering column. The method also includes determining whether a torque value associated with the steering wheel torque signal is greater than a threshold. The method also includes initiating at least one countermeasure in response to determining that the torque value associated with the steering wheel torque signal is greater than the threshold.

The invention discloses an automobile driving state blind area monitoring method and a rearview mirror, and relates to the technical field of blind area monitoring. Comprising the following steps of information collection, specifically, sensors and cameras are installed on wheels of an automobile, a steering wheel steering column, an automobile chassis and a steering system respectively, driving state data of the automobile speed, the steering wheel angle, the automobile acceleration and the steering angle and image data around the automobile are collected in real time, and real-time automobile information data are obtained; according to the system, driving state data such as the vehicle speed, the steering wheel angle, the vehicle acceleration and the steering angle are combined, the blind area around the vehicle is monitored in real time through the sensor and the camera, and when the vehicle steers, the blind area monitoring range is adjusted in real time to adapt to the driving direction change; the rearview mirror can display blind area images in real time, the blind area alertness of a driver can be greatly improved, and the traffic accident risk caused by the blind area is effectively reduced.

A position sensor, designed, in particular, for detecting torsion in a steering column, includes a first magnetized magnetic rotor structure comprising a plurality of magnets, two flux-collecting components, which define at least one air gap in which at least one magnetically sensitive element is positioned. Each collecting component has at least one primary collecting zone extended by at least one extension having at least one secondary collecting zone. The secondary collecting zones end in flattened shoes that form the two poles of the air gap. The transverse mid-plane of the air gap intersects at least one of the extensions.

A steering column assembly includes a lower jacket. The steering column assembly also includes an upper jacket disposed within the lower jacket and being telescopingly adjustable relative to the lower jacket. The steering column assembly further includes a telescope drive assembly electrically moving a telescope drive nut axially to telescopingly adjust the upper jacket. The steering column assembly yet further includes an energy absorption strap directly coupled to the upper jacket and directly coupled to the telescope drive nut to transfer axial movement of the telescope drive nut to the upper jacket.

A steering column for a motor vehicle comprising a steering shaft that is mounted rotatably in a steering shaft bearing unit and a rotation limitation device that is configured to limit rotation of the steering shaft. The rotation limitation device may have a slotted guide carrier that is fastened to one end of the steering shaft and a spiral slotted guide track. A sliding block may be guided movably in the slotted guide track. The sliding block may be fastened to a lever that is held tiltably on the steering shaft bearing unit and that has a counterstop that can be brought into operative engagement with a stop component that is fastened to the steering shaft, for limiting rotation of the steering shaft.

A pure electric mining dump truck hydraulic system comprises a hydraulic steering system and a hydraulic lifting system, and the hydraulic steering system comprises a steering plunger pump, an energy accumulator, a multi-way valve assembly, a steering valve, a two-way unloading valve, a steering cylinder and an electromagnetic reversing valve; the lifting system comprises a gear pump, an overflow valve, a lifting valve, an oil suction filter, a lifting control handle, a pilot valve block, a bounce valve, a lifting cylinder and a lifting hydraulic oil tank. And the steering plunger pump and the lifting plunger pump are driven by a double-shaft extension motor. A single motor can drive the two hydraulic systems to operate stably, space is saved, meanwhile, jamming and preparation time of the two systems during operation and switching are shortened, energy is saved, and efficiency is improved.

A method includes determining a current slew rate associated with a motor of the steering column, determining a speed slew rate associated with the motor, determining a current and speed slew rate threshold for the motor, and determining whether the current slew rate or the speed slew rate indicates a pinch event based on a comparison of the current slew rate, the speed slew rate, and the current and speed slew rate threshold. The method also includes, in response to a determination that at least one of the current slew rate and the speed slew rate indicates a pinch event, selectively instructing the motor to one of stop operation and reverse operation for a calibration period and, in response to the pinch event having a magnitude that is less than a pinch event threshold, selectively instructing the motor to continue operation.

A column-type electronic shift control apparatus is mounted in a rotation type on a steering column of a vehicle and in which a shifter is positioned to extend upward in a standby mode and is positioned to extend laterally in a use mode by rotating from the standby mode ahead of the steering wheel in the visual field of a driver, and when necessary, it is possible to shift by operating the shifter even in the standby mode.

The invention relates to the technical field of vehicles, and discloses a multifunctional steer-by-wire hand feeling simulator which comprises a steering column and an upper steering mandrel assembly arranged in the steering column, and the upper steering mandrel assembly is connected with a steering wheel through a spline. A speed reducing mechanism, a telescopic adjusting mechanism, an angle adjusting mechanism and an angle limiting mechanism are arranged on the steering column, the speed reducing mechanism is used for providing damping for the steering wheel to guarantee the road feeling, the telescopic adjusting mechanism is used for automatically adjusting the telescopic steering wheel, and the angle adjusting mechanism is used for adjusting the angle of the steering wheel. The angle limiting mechanism is used for limiting the number of turns of the steering wheel. The invention has the following advantages and effects: the driving experience of a driver can be improved, the driving space is saved, and the comfort level is improved.

The utility model relates to the technical field of vehicle electronic gear shifters, and discloses a gear-shifting switch structure which comprises a gear-shifting assembly, a shell and a magnet, the gear-shifting assembly is rotatably installed on the shell, one end of the gear-shifting assembly is located in the shell, and the end, located outside the shell, of the gear-shifting assembly rotates to drive the end, located in the shell, of the gear-shifting assembly to rotate in the same direction; the magnet is installed at the end, located in the shell, of the gear shifting assembly, and the end, located in the shell, of the gear shifting assembly rotates to drive the magnet to move. A circuit board and three Hall assemblies, wherein the circuit board is installed in the shell and located below the magnet; the three Hall assemblies are respectively arranged on the circuit board and are respectively and electrically connected with an automobile electronic control system; the Hall assemblies are distributed at equal intervals in the moving direction of the magnet and can sense magnetic field changes when the magnet moves. The one-dimensional rotation of the gear shifting assembly drives the magnet to move, the design of a mechanical structure and a magnetic circuit system is simplified, and the manufacturing cost and the assembling difficulty are reduced.

A modular steering wheel assembly allows for quick and secure attachment and removal of a steering wheel in vehicles or gaming setups. A steering wheel mount connects to a core via an audible rotating lock mechanism, enabling fast locking and unlocking. The core attaches to a hub mount using a pull-activated detent mechanism biased to an engaged position by a spring, ensuring stability during use. An asymmetric engagement interface ensures proper alignment, preventing incorrect attachment. A docking station provides convenient storage for unused steering wheels, keeping them organized and easily accessible. This system allows users to switch between different steering wheels without tools, enhancing customization for various driving conditions. By integrating secure and efficient locking mechanisms, the assembly offers a reliable, user-friendly solution for professional drivers, racing enthusiasts, and gaming applications where quick steering wheel changes are required.

The invention discloses an electric steering system and method and a crane in the technical field of engineering machinery, and aims to solve the problems that in the prior art, mechanical steering and hydraulic power assisting modes are mostly adopted, large vibration exists, abnormal sound and noise are likely to be generated, oil of a hydraulic system is likely to be polluted, and the power assisting effect of the power assisting system is affected. The system comprises a front steering system and a rear steering system, the front steering system comprises a steering wheel and a front axle, the steering wheel is movably connected with an electric steering gear through a steering column, the electric steering gear is movably connected with a steering plumbing arm, and the front axle is rotationally connected with a first wheel set and a first electric cylinder; pure electric power assistance is adopted, the problem that a hydraulic system is difficult to avoid is solved, vibration during vehicle steering is reduced, abnormal sound and noise are not likely to be generated, hydraulic oil is prevented from being used, hydraulic parts are prevented from being damaged, and the intelligent vehicle steering system better conforms to the development trend of intelligent vehicles.

A first sliding rail and a second sliding rail are arranged in a wheel rim of the steering wheel, a motor and a gear transmission mechanism are arranged in a steering column of the steering wheel, and one end of a first sliding sleeve structure and one end of a second sliding sleeve structure are connected with the output end of the gear transmission mechanism; the tail ends, located in the steering wheel rim, of the first sliding sleeve structure and the second sliding sleeve structure are provided with a first supporting tool and a second supporting tool respectively. The gear transmission mechanism is driven by the motor to rotate, then the first sliding sleeve structure and the second sliding sleeve structure are driven to slide on the first sliding rail and the second sliding rail correspondingly, when sliding to the tail ends of the sliding rails, the first supporting tool and the second supporting tool can be pushed out to a steering wheel rim, and the supporting tools increase an acting point for the palm; and the problem of unstable holding caused by incomplete thumb tail joint and insufficient thumb strength of a driver is solved.

Steering arrangement (2) for use in a motor vehicle, comprising: a steering device (4) for inputting a steering request by a driver of the motor vehicle, a steering column (6) for arrangement between the steering device (4) and a steering gear (8) and a display unit (10) for displaying a current state of the motor vehicle, wherein the display unit (10) is arranged on the steering column (6) and is movable together with the steering device (4) and the steering column (6) when the steering device (4) is moved.