1333results about "Steering device" patented technology

Narrow vehicles have multiple advantages but tend to have a limited application because they are roll unstable. The use of flywheels to increase their stability is a known method but the operation range, complexity, performance and cost usually limit the application of these vehicles. Stability and agility enhancement system and method enabling the application of stabilizing forces from flywheels and the steering of the trajectory concurrently and cooperatively with the driver's steering and assistance enable the benefit of reduced cost and complexity while providing enhanced performances, intuitive control, safety and operation range.

An electric vehicle and a powertrain for an electric vehicle are disclosed. According to an embodiment, an electric vehicle includes a suspension system, a seat, a steering system, an electric motor and a battery pack. The battery pack includes one or more battery modules to provide power to the electric motor and a battery enclosure housing the one or more battery modules. The battery enclosure is a structural element of the electric vehicle to receive loads from at least two of the suspension system, the seat and the steering system.

When an external detection device detects an obstacle (another vehicle (T)) on either a left or right side of the own vehicle (M), a control device of a steering assistance device for a saddle type vehicle controls an assist torque so that a handle operation to the side opposite to the side on which the obstacle is detected becomes heavier (more difficult to turn) than a case in which the obstacle is not detected. The handle operation to the side on which the obstacle is detected makes a handle relatively light (makes it easier to turn) while steering assist is maintained.

A compact personal transport device convertible between a riding configuration and a stowed configuration is described. In one embodiment, a latching mechanism for the compact personal transport device includes a frame post attached internally to the personal transport device and a seat post including an opening on one side. The seat post fits onto the frame post. The latching mechanism also includes a latch spring that extends outwards from one side of the frame post in an extended position and retracts inside the frame post in a retracted position. The latch spring extends through the opening in the seat post when the seat post is attached to the frame post and the latch spring is in the extended position to mechanically lock the seat post to the frame post.

This vehicle includes a lane keeping assistance system and a control device which controls steering of the vehicle, wherein the control device divides a width of a lane in which the vehicle travels into a plurality of virtual lanes and controls the vehicle so that the vehicle travels in one virtual lane among the plurality of virtual lanes. The control device controls the vehicle so that a traveling position of the vehicle is returned to an inside of the one virtual lane when the vehicle traveling in the one virtual lane is about to deviate from the inside of the one virtual lane.

A system for providing steering assistance in a vehicle includes an electric motor and an Electronic Control Unit (ECU) electronically coupled to the electric motor. The ECU determines whether the vehicle is in a straight running state, a transient running state, or a steady cornering state. A first control signal is sent to the electric motor to set torque of the electric motor to a first value based on the determination that the vehicle is in the transient running state or the steady cornering state. A second control signal is sent to the electric motor to set torque of the electric motor to a second value based on the determination that the vehicle is in the straight running state.

A cable routing assembly, disposed on a headset of a bicycle and having a through hole fitting around a steerer tube of the bicycle, includes a top annular base having a first through hole and a first cable groove and a bottom annular base having a second through hole and a second cable groove. When the top annular base is engaged with the bottom annular base, the top annular base and the bottom annular base jointly form an internal space, and the first cable groove and the second cable groove jointly surround to form a cable channel communicating between an external space and the internal space. The first through hole communicates with the second through hole to form the through hole. An axial direction and a channel direction that are not parallel are defined. The through hole extends along the axial direction. The cable channel extends along the channel direction.

The utility model provides a quick installation structure of a handlebar stem, and relates to the technical field of bicycles, comprising: a handlebar stem, the side wall of which is provided with a clamping groove; the bottom inserting end of the stem is suitable for being inserted from the top opening of the vertical pipe, and a movable channel penetrates through the side wall of the vertical pipe; the positioner is assembled on the vertical pipe and comprises a sliding sleeve and a movable body, the sliding sleeve can be slidably connected to the outer side of the vertical pipe in a sleeving mode in the vertical direction, the movable body is movably arranged in the movable channel, an extrusion part is arranged on the inner wall of the sliding sleeve, and the sliding sleeve has an unlocking position and a locking position in the vertical direction; when the sliding sleeve is located at the unlocking position, the stem is inserted into the vertical pipe, when the clamping groove of the stem and the movable body are transversely aligned, the sliding sleeve slides to the locking position from the unlocking position in the vertical direction, the extrusion part of the sliding sleeve extrudes the movable body to transversely move inwards in the movable channel, and the movable body partially extends into the inner wall of the vertical pipe to be clamped to the clamping groove to form clamping fit. The defect that in the prior art, a stem is inconvenient to assemble is overcome.

A bicycle includes a front wheel, a rear wheel, and a frame assembly supported by the front wheel and by the rear wheel, the frame assembly including a main frame and a fork assembly rotatably secured to the main frame. The fork assembly includes a fork crown, a lower bearing that facilitates rotation of the fork assembly relative to the main frame about a steering axis, and a lower accessory mount including a base portion sandwiched between the fork crown and the lower bearing.

The invention belongs to the technical field of luggage cases, and particularly relates to an electric luggage case and a using method thereof.The electric luggage case comprises a case body, and the front end of the case body is provided with a containing cavity sunken towards the interior of the case body; the bottom telescopic mechanism is arranged at the bottom of the box body and comprises a telescopic rod, and the telescopic rod stretches out and draws back between a first limit position and a second limit position; the front vertical rod mechanism is arranged at one end, capable of extending out of the box body, of the telescopic rod; the decorative plate is arranged at the end, away from the containing cavity, of the vertical telescopic assembly, the outer contour of the decorative plate is matched with the inlet shape of the containing cavity, and when the electric luggage case is in a riding state, the front vertical rod mechanism and the decorative plate move out of the containing cavity along with the telescopic rod; when the electric luggage case is in a push-pull state, the front vertical rod mechanism retracts backwards into the accommodating cavity, and the accommodating cavity is sealed by the decorative plate. According to the luggage case, the front vertical rod mechanism is hidden in the containing cavity through the decorative plate, so that the luggage case is simple and smooth in appearance, the hooking risk of an exposed handle is avoided, and the practicability and the attractiveness are good.

The invention discloses a self-balancing control method applied to a heteroaxial two-wheeled vehicle, the vehicle carries a scissor-type double CMG module, the module comprises two CMG units, and the method comprises hardware decoupling: using the scissor-type double CMG to counteract course disturbance torque generated when the CMG works on a physical level; role separation: redefining a CMG system and a steering system; feedforward coordination: during turning, not depending on the CMG always generating a restoring moment to maintain a 0-degree inclination angle, calculating a steady-state inclination angle (phi lean) required at the speed and the steering angle through a dynamic model feedforward; and track planning: by coordinating track planning, it is ensured that the inclination action of the CMG and the steering action of the steering are perfectly synchronized in time, and balance is dynamically maintained. The problem of CMG saturation is solved, high-precision decoupling control is achieved, turning is smooth and safe, full-speed-domain coverage is achieved, and efficiency and energy saving are achieved.

The utility model discloses an electric steering device and an electric luggage case, and belongs to the field of luggage cases. The electric steering device comprises a steering rod, a fixing base and a steering motor used for driving the steering rod to steer, the steering motor comprises a stator and a rotor, the stator is fixedly connected to the fixing base, and the rotor is fixedly connected to the steering rod. According to the electric steering device and the electric luggage case, left-right electric steering of the steering rod is achieved through cooperation of the stator and the rotor of the steering motor, then the steering motor is controlled by the controller, and the use requirements of the functions of remote control, automatic following and the like can be met.

The disclosure relates to a bicycle frame comprising a head tube for receiving a headset. A 180° rotatable insert with an eccentrically designed receptacle for bearing cups is inserted into the top and bottom of the head tube. A 180° rotatable bearing cup receptacle is inserted into the receptacle at the top and bottom. The headset bearing can be inserted into the bearing cup receptacle in a position inclined to a central axis of the head tube.

The invention relates to a method for producing a structural component, at least part of which is in the form of a hollow profiled element, for a bicycle (1), comprising the method steps of: providing an injection molding device; producing and / or providing at least one lost core (30) which can be melted out and / or dissolved and / or mechanically destroyed and which is adapted at least to a first part of an inner contour of the structural component; introducing the lost core (30) into a mold tool; closing the mold tool and keeping it closed and overmolding the lost core (30) with a thermoplastic material; opening the mold tool and removing an injected-molded intermediate product; melting out and / or dissolving out and / or mechanically removing the lost core (30). The method is in particular characterized in that at least one further part of the inner contour of the structural component is molded by means of at least one movable tool core (31) or movable mold slide of the mold tool. The invention also relates to a structural component of a bicycle (1).

A steering system for a snowmobile includes a handlebar assembly and a steering column that has an upper end coupled to the handlebar assembly. An electronic steering assist unit is coupled to the steering column between upper and lower posts of the steering column. A steering arm assembly is coupled to a lower end of the lower post. First and second tie rods respectively couple the steering arm assembly to first and second ski assemblies such that turning the handlebar assembly, together with the assistance of the electronic steering assist unit, causes the ski assemblies to pivot. A floating mounting system couples the electronic steering assist unit to forward spars of the frame assembly to prevent a torque pre-load on the electronic steering assist unit. The steering column and the electronic steering assist unit share a common axis of rotation that is positioned along a centerline of the snowmobile.

A wheel suspension for a vehicle includes: - a guide tube (10) that can be mounted on or is mounted on a vehicle chassis in an operating position or is permanently connected to or belonging to a vehicle chassis and assumes the operating position, which in its operating position has a guide tube axis extending vertically or inclined relative to a vertical direction according to a nominal guide tube angle with respect to a vehicle standing on a horizontal flat surface; - a wheel fork (3) having two fork legs (4), which is mounted on the vehicle chassis at least at one bearing area at least by means of the guide tube (10) in its operating position; - Bearing devices at free end areas of the fork legs for the rotary bearing of a wheel (2) between them. It is proposed that the wheel fork (3) is or can be mounted in a relatively movable manner radially outside on the guide tube (10) by means of its bearing area (5, 6).

In the conventional tricycle, generally the front frame, the rear frame and the seat tube are attached to the bottom bracket that carries pedal assembly. Between the bottom bracket and the rear frame, a joint is installed such that the seat tube and the handlebar may tilt to the left or right. Thereby the rider can cancel out the unwanted centrifugal force that occurs during high speed turning and pushes him to the opposite direction of the handlebar causing a fall down accident. Between the seat tube and the rear frame is installed a tiltable angle variable mechanism. By operating a hand lever on the handlebar the rider can vary the tiltable angle of the handlebar as needed, for high speed turning or for maintaining balance at low speeds.

The invention discloses an adjustable stem assembly (1) for a bicycle comprising: a base (2) configured for fixation to the fork (H) of a bicycle (B); a support (3) configured for fixation to the base (2) alternatively in two positions and having a handlebar fixation means (32); a separator (4) for optional fixation between the base (2) and the support (3). Thus, the assembly (1) alternates between four configurations referred to respectively as short high, short low, long high and long low, where the height of the handlebar fixation means (32) is different in each of said four configurations. The invention also discloses a method for installing said stem assembly (1).

A wheel suspension for a vehicle comprises: - a guide tube (10) which assumes an operating position and, in the operating position, can be mounted or is mounted on a vehicle chassis or is fixedly connected thereto or is part thereof and which has, in the operating position on or as part of the vehicle chassis with respect to a vehicle standing on a level horizontal underlying surface, a guide tube axis extending vertically or at an incline with respect to a vertical direction in accordance with a target guide tube angle; - a wheel fork (3) which has two fork blades (4) and is mounted on the vehicle chassis in at least one mounting region at least by means of the guide tube (10) in the operating position thereof; and - mounting devices, at free end regions of the fork blades, for rotatably mounting a running wheel (2) between the fork blades. According to the invention, the wheel fork (3) is relatively movably mounted or can be relatively movably mounted radially outside on the guide tube (10) by means of the mounting region (5, 6) of the wheel fork.

A vehicle is provided. The vehicle includes a wheel configuration having a front wheel assembly and a rear wheel assembly. The vehicle further includes a frame that is coupled to the wheel configuration and a steering system having at least one of a handlebar or a steering wheel mounted at a front portion of the frame. The vehicle further includes a battery unit that is proximal to the front wheel assembly and is disposed on a support portion of the frame. The vehicle further includes a pedal unit that is mounted at a middle portion of the frame. The vehicle further includes a carrier mounted in proximity to the rear wheel assembly and configured to support at least one cargo container.

The utility model provides a stem quick-mounting structure, and relates to the technical field of bicycles, the stem quick-mounting structure comprises a stem and a vertical tube, an insertion end at the bottom of the stem is suitable for being inserted from a top opening of the vertical tube, a first clamping part is arranged on the side wall of the stem, and a guide slope is arranged at the end part of the insertion end of the stem; the positioning device is assembled on the vertical pipe, the positioning device comprises a second clamping part capable of moving in the radial direction of the vertical pipe and a bias pressure piece applying bias pressure towards the interior of the vertical pipe to the second clamping part, and the second clamping part is provided with an extending position extending into the vertical pipe and a retracting position moving outwards in the radial direction of the second clamping part to retreat from the interior of the vertical pipe; when the stem is inserted into the vertical pipe, the guide slope pushes the second clamping part to move from the extending position to the retracting position, and when the first clamping part is aligned with the second clamping part, the second clamping part moves from the retracting position to the extending position under the action of bias pressure of the bias pressure piece and is in clamping fit with the first clamping part. The defect that a handlebar stem and a vertical pipe are inconvenient to install in the prior art is overcome.

A straddled vehicle with electric power steering including: a front fork including a left leg and a right leg extending in an up-down direction; an upper bracket supporting the front fork; a steering shaft disposed between the left and right legs, and extending in the up-down direction, the upper bracket rotating together with the front fork about an axis line of the steering shaft; a handlebar holder attached to the upper bracket and supporting the handlebar; and a torque sensor detecting a steering torque, the torque sensor including an input shaft extending in the up-down direction. The handlebar holder includes: a torque sensor support holder attached to the upper bracket, and a handlebar support holder rigidly fixed to the torque sensor support holder with a relative position therebetween changeable.

The invention discloses a steering stability control method and system of an electric scooter, electronic equipment and a medium, and relates to the technical field of electric scooter control. The method comprises the following steps: acquiring real-time operation parameters of the electric scooter and a road adhesion coefficient under a current road condition; determining the maximum available adhesive force; a predicted slip angle is calculated based on the steering angle and the vehicle speed, an actual slip angle is determined according to the axial force and the transverse force, and when the deviation angle exceeds a stable threshold value, the electric scooter is controlled to enter a steering stable control mode; calculating a distribution proportion according to the change sequence of the vehicle speed and the steering angle; detecting the center-of-gravity position of the passenger, and correcting the distribution proportion based on the center-of-gravity position of the passenger and the maximum available adhesive force; and respectively adjusting the output torque of the inner side motor and the output torque of the outer side motor according to the corrected target distribution proportion until the deviation angle is smaller than a stable threshold value. By implementing the technical scheme provided by the invention, the steering stability of the electric scooter can be improved.

The invention provides a vehicle and a using method thereof, relates to the technical field of vehicles, and aims to solve the technical problems that after a current scooter is folded, a lifting and folding mechanism of the scooter is located between a chassis and a seat cushion, so that the folded scooter is large in thickness and inconvenient to carry. The vehicle comprises a chassis and a first connecting rod mechanism. The first connecting rod mechanism comprises a seat bracket, a seat supporting frame and a support; the seat support comprises a first seat connecting rod and a second seat connecting rod, and one end of the first seat connecting rod and one end of the second seat connecting rod are rotationally connected with the seat supporting frame. In the first direction, the support is arranged on the side of the chassis, and the support is rotationally connected with one end of the first seat connecting rod and one end of the second seat connecting rod; when the first connecting rod mechanism is completely folded, the seat support is located on the side of the chassis. According to the vehicle and the using method thereof, after the vehicle is folded, the connecting rod mechanism is located on the side of the chassis, the thickness of the folded vehicle can be reduced, and therefore the folding size of the scooter is reduced, and carrying is convenient.

The utility model discloses an all-terrain vehicle. The all-terrain vehicle comprises a vehicle frame, a vehicle body covering part, a walking system, a suspension system, a power assembly and a heat dissipation assembly. The vehicle body covering part is arranged on the vehicle frame; the walking system is at least partially located below the frame; the suspension system connects the walking system to the frame; the power assembly is supported by the frame and is in transmission connection with the walking system; the heat dissipation assembly comprises a radiator used for heat dissipation of the power assembly, and the radiator is supported by the frame and at least partially located in front of the frame. The vehicle body covering part comprises a flow guide plate, the flow guide plate is installed on the radiator and / or the vehicle frame, at least part of the flow guide plate is located behind the radiator, and the flow guide plate is configured to be capable of conveying air flowing through the radiator to the two sides of the all-terrain vehicle in the width direction and / or the position below the all-terrain vehicle. Through the arrangement, the riding comfort of the all-terrain vehicle can be improved.

A handlebar adjustment apparatus for two-wheeled vehicle comprises a top plate 102, a bottom plate 104 and a control unit to receive an input from rider. The top plate comprises a first and a second handlebar 106-1,106-2 mounted at opposite ends of the top plate using a first 108-1 and a second clamp 108-2, respectively, and forming an angle with respect to horizontal axis corresponding to surface of top plate. The apparatus comprises a handlebar angle adjustment unit mounted on top plate to rotate first and second clamps to change the angle in response to the input. The apparatus comprises a scissor lift unit mounted on bottom plate and comprising at least a first 124 and a second 126 rod connected in cross shape and movable with respect to each other in response to the input to lift or lower top plate.

The electric scooter comprises a bottom plate, a storage battery is installed at the bottom end of the bottom plate, installation screws are installed at the two ends of the storage battery, a first clamping groove is formed in one end of a pedal body, and a first buckle is installed at one end in a moving groove. The moving grooves are formed in the two ends of the bottom plate, the pedal body can slide into the moving grooves, after the pedal body slides into the moving grooves, the handle is left outside, meanwhile, the second buckle can be clamped into the second clamping groove, and the pedal body can be pulled out by grasping the handle when the pedal body needs to be used. In this way, the pedal body can be pulled out to be used, meanwhile, the first buckle in the moving groove can be clamped into the first clamping groove in the pedal body, the pedal body can be fixed, the friction force of the pedal body can be enhanced through the anti-skid groove, and therefore the purpose that the pedal of the electric scooter is convenient to expand is achieved.

The utility model relates to the field of electric vehicle accessories, and discloses an electric vehicle head vertical handle with an embedded design, which comprises a transverse handle main body and a vertical pipe, a handle stem is arranged in the middle of the transverse handle main body, the transverse handle main body is connected to the vertical pipe through the handle stem, grips are symmetrically connected to two sides of the handle stem, and an instrument display screen is mounted on the top surface of the handle stem. A car lamp button and a horn button are installed on one grip, a shift-up button, a shift-down button and an instrument setting button are installed on the other grip, a speed regulator is further arranged on one side of the instrument setting button, and a protective layer is arranged on the outer side of the grip. Due to the highly-integrated control function, a rider can complete operation without frequently shifting the sight line or the hand position, and riding safety and convenience are improved; due to the embedded design, water can be prevented from entering, the situation of damage caused by collision is reduced, and the durability of the product is improved; and in combination with an intelligent management system, more personalized and convenient use experience is provided for a rider.

A steering unit (1) is provided for a bicycle (2), in particular for an electric bicycle, and a bicycle (2) equipped with the steering unit (1) also is provided. The steering unit (1) has handle bars (3) for connecting the steering unit (1) to the bicycle (2). At least one handle (4) is arranged and / or formed on the handle bars (3) for gripping with a hand. Operating safety of the bicycle (2) is improved by providing the steering unit (1) with at least one photonic mixer device (6) for detecting finger positions of the hand gripping the handle (4).