3491results about "Braking element arrangements" patented technology

One variation of a system includes a modular kit. The modular kit includes: a driven axle configured to install on a bogie chassis supporting a trailer chassis of a trailer; a motor coupled to the driven axle; a battery assembly; a set of electrical cables; and a cable carrier. The battery assembly includes a set of retention features configured to transiently engage a set of engagement features on the trailer chassis to couple the battery assembly to the trailer chassis and is configured to: supply electrical energy to the motor to drive the driven axle; and receive electrical energy from the motor to regeneratively brake the driven axle. The set of electrical cables are configured to electrically couple the motor and the battery assembly. The cable carrier is configured to: locate between the bogie chassis and the battery assembly; and support the set of electrical cables over a range of longitudinal positions.

Disclosed is a wheel cylinder and a drum brake having the same, in which the number of position as well as other elements accompanied with the piston may be reduced, resulting in reduced manufacturing cost.

One example provides a chassis for an electric snowmobile including a battery pack. The battery pack includes a battery pack housing defining an enclosure for housing a number of battery modules for powering an electric motor of the electric snowmobile, the battery pack housing having a length extending in a longitudinal direction of the snowmobile, the battery pack housing including a bottom surface. A pair of opposing side panels extends downwardly from and along at least a portion of the length of the battery pack housing, the opposing panels and at least portions of the bottom surface of the battery pack housing together forming a rear structure extending in the longitudinal direction of the electric snowmobile.

The invention discloses a multi-parameter monitoring and intelligent early warning system and method for a mine car dry disc braking device. The system comprises a data processing module, and a high-temperature fiber grating sensor, a laser displacement sensor, a piezoelectric vibration sensor, an industrial camera and an early warning execution module which are in signal connection with the data processing module. The data processing module corrects and processes the acquired temperature signal, thickness signal, vibration frequency signal and surface image signal, judges the wear state of the current brake device according to the signal processing result, and judges whether to send an early warning signal to the early warning execution module or not according to the wear state; and the early warning execution module implements corresponding early warning action according to the early warning signal. According to the method, the problem of misjudgment caused by single parameter monitoring is effectively solved, and the fault recognition accuracy is remarkably improved through multi-dimensional data cross validation. Seamless connection from state monitoring to safety protection is achieved through a closed-loop control system. And the multi-sensor cooperative working mode can effectively ensure the detection precision.

A strain wave-type gearbox comprises: a flex spline component; an outer circular spline component; and a wave generator component, wherein the wave generator component is configured for adjustment of at least one dimension of the wave generator component, to cause engagement and disengagement of the flex spline component and the outer circular spline component. A drive arrangement for manipulating a vehicle control surface comprises: a first drive; a second drive; an output member for connecting to the vehicle control surface; first engaging means for selectively engaging and disengaging the first drive and the output member; and second engaging means for selectively engaging and disengaging the second drive and the output member, wherein the first engaging means comprises a strain wave-type gearbox.

An axle assembly comprising a differential carrier, a differential assembly, a drive pinion, and a drive pinion brake. The drive pinion brake is mounted to the differential carrier. The differential carrier supports the differential assembly. The drive pinion brake is operable to apply a brake torque to inhibit rotation of the drive pinion.

A vehicle corner module (VCM) is provided for regulating motion of a host vehicle which comprises a vehicle-onboard vehicle-controller. The VCM comprises a sub-frame mountable to a reference frame of the host vehicle; a wheel-hub assembly comprising a wheel-hub; VCM-sub-systems mediating between the sub-frame and the wheel-hub assembly, e.g., a drive subsystem, a steering subsystem, a suspension subsystem and / or a braking subsystem; and an VCM-onboard VCM-controller, comprising one or more processors and a computer-readable medium storing program instructions that, when executed by the one or more processors, cause the one or more processors to establish a communication link with a vehicle-controller, including electronically transferring information about the VCM from the VCM-controller to the vehicle-controller, and to perform, in response to an installation of the VCM on a vehicle, a post-installation validation-process that includes validating the VCM-subsystems and communicating a result of the validating to the vehicle-controller.

A system is operable for controlling a force applied on a trailer being towed by a vehicle is described to a desired force Fd. The trailer has brakes and an optional motor for providing a propelling force to the trailer. A force sensor senses fore-aft forces between the vehicle and trailer at all times while the trailer is being towed. A controller receives signals from the force sensor and is operatively connected to the trailer brakes and the motor. The system controls the force between a towing vehicle and a trailer to the desired force Fd, by any one of: (a) operating the brakes to apply a braking force to the trailer; (b) activating the motor to apply a propelling force to the trailer; and (c) operating the brakes and activating the motor to apply both a braking and a propelling force to the trailer.

The subject matter of this specification can be embodied in, among other things, a rotary lock assembly includes an epicyclic gear assembly having a sun gear assembly, a ring gear assembly, and a planet gear assembly having a collection of planet gears mechanically engaged to the sun gear assembly and the ring gear assembly, and a planet carrier mechanically engaged to the planet gears and configured to be rotated by the planet gears, a lock rotor configured to be rotated by the ring gear assembly, and a rotary output assembly configured to be rotated by the planet carrier.

The steering angle module comprises a wheel mechanism, the wheel mechanism comprises a hub motor and a wheel assembly in transmission connection with the hub motor, the hub motor comprises a stator and a rotor arranged on the periphery of the stator, and the wheel assembly is fixedly connected with the rotor; the brake mechanism comprises an annular brake disc fixedly connected with the rotor and a brake caliper fixedly connected with the stator; the steering mechanism comprises a steering knuckle and a steering assembly, the lower portion of the steering knuckle is fixed to the stator, the upper end of the steering knuckle extends to the axial outer side of the wheel assembly and is in transmission connection with the steering assembly, and an included angle is formed between the steering axis of the steering assembly and the vertical direction; the suspension mechanism comprises an upper swing arm and a lower swing arm, one end of the upper swing arm is rotationally connected with the frame, the other end of the upper swing arm is spherically hinged to the upper end of the steering assembly, and one end of the lower swing arm is rotationally connected with the frame, and the other end of the lower swing arm is spherically hinged to the steering knuckle. According to the steering angle module and the steering system with the steering angle module, the flexibility of the vehicle can be improved, and the high-speed steering running stability and safety of the vehicle are improved.

Proposed is a vehicle drive (100) for a vehicle, comprising a wheel (10), a transmission (12) with an input shaft (14) and an output shaft (16), wherein the output shaft (16) is coupled to the wheel (10) in order to drive the wheel (10) at an output speed (n2), a braking device (18), and an electric motor (20), wherein the braking device (18) and the electric motor (20) are coupled to the input shaft (14) or arranged on the input shaft (14), wherein the electric motor (20) is designed to drive the input shaft (14) at an input speed (n1), wherein the braking device (18) is designed to brake the input shaft (14) in order to reduce the input speed (n1), wherein the transmission (12) is designed to translate the input speed (n1) into the output speed (n2).

The invention is suitable for the technical field of automobile chassis, and provides an angle module system and a modular extensible chassis, and the angle module system adopts an unequal-length double-wishbone suspension and has good geometric kinematics characteristics. And the offset distance of the main pin is reasonably controlled through the design of steering knuckle parts. By adopting the angle module bracket, the efficient integration of the driving unit and the frame structure is realized, the number of connecting points of the angle module system and the chassis is reduced, and the serialization, integration and modularization of the chassis system are facilitated. A distributed main pin steering gear is adopted, and the geometrical shape design of upper and lower control arms of the suspension is matched, so that wheels have a larger turning angle range, and the maneuverability is improved. In addition, the modular extensible chassis adopts modular design, and the number of shafts can be flexibly configured according to carrying requirements.

In a disc brake (2) with a brake disc (1) having a virtual main disc plane (11), a disc hub (3), and two friction rings (5, 6) mounted on the disc hub (3) so as to be non-rotatable about an axis of rotation (4), arranged at an axial distance (8) from each other forming a cooling gap (7), and provided with holes (9, 10), the holes (9, 10) through the friction rings (5, 6) each extend at an angle (19) between 20° and 70° to the main disc plane (11). Viewed from the cooling gap (7), either all holes (9, 10) through both friction rings (5, 6) extend away from the axis of rotation (4) or all holes (9, 10) through both friction rings (5, 6) extend towards the axis of rotation (4).

The invention relates to a drive train (100) and a hydrodynamic brake (9) for this drive train for a motor vehicle, in particular a truck, with at least one electrically driven drive axle (1) by means of at least one electric motor (4, 5) and two drive shafts (2, 3) each containing at least one drive wheel (6, 7). In order to operate the motor vehicle economically and with a weight-reduced design, at least one electric motor (4, 5) arranged close to the wheel is assigned to each drive shaft (2, 3) and a hydrodynamic brake (9) is arranged between the drive shafts (4, 5).

A brake apparatus for a wheel of a vehicle, comprising a brake pad to generate a brake force when the brake pad engages a brake disc, the brake disc being associated with the wheel of the vehicle a brake actuator, which is adapted to move the brake pad towards the brake disc, and bring the brake pad into contact with the brake disc, therewith generating a requested brake force in response to a brake action request, a control unit configured to determine whether a brake action request is present, determine whether the vehicle is standing still, instruct the brake actuator to reduce the brake force with which the brake pad engages the brake disc when the control unit has determined that the brake action request is present and the control unit has determined that the vehicle is standing still.

A brake apparatus for a vehicle may include: a torque member having a pair of brake pads installed therein and spaced apart from each other, and configured to surround a brake disk; a caliper configured to cover the torque member, and having a gravitational center adjuster configured to adjust the position of a gravitational center toward the brake disk; a pair of guide rods configured to connect the torque member and the caliper, such that the caliper is slidably coupled to the torque member; and an actuator mounted on the caliper.

Disclosed herein an in-wheel motor with a brake module. The in-wheel motor comprises an upper cover 1 of a circular shape, having a shaft 10 coupled in the center, a brake module 2 positioned in a lower part of the upper cover 1 and installed on an upper part of a stator 3 fixedly installed on the shaft 10, and a rotor 4 coupled to the upper cover 1 and installed on an outer circumferential surface of the stator 3 to rotate, wherein the brake module 2 comprises: a brake ring 20 having a ring shape and having a plurality of braking protrusions 20A protruding upward, and a brake driving part 21 installed on an outer side of the brake ring 20 to move the brake ring 20 downward, and the plurality of braking protrusions 20A are inserted into braking grooves 11 formed on the upper cover 1, respectively.

Provided is an electric drum brake system, including: an electric drum brake configured to be driven by an electric motor; a current sensor configured to detect a current input to the electric motor; and a controller configured to, when parking is released, determine a parking release time based on a temperature of the electric drum brake, and when a maintenance time reaches the determined parking release time, end a parking release operation by stopping the electric motor, the maintenance time being a period of time while a state where a motor current detected by the current sensor reaches a target current is maintained.

Systems, apparatuses, and methods for controlling a transmission and other vehicle systems and components based on operation of an auxiliary braking system for a vehicle are disclosed. A controller for a vehicle includes a processing circuit having at least one memory device coupled to at least one processor, the at least one memory device is configured to store instructions thereon that, when executed by the at least one processors, cause the at least one processor to: receive data regarding operation of an auxiliary brake system of the vehicle; determine an auxiliary brake fault condition based on the received data regarding operation of the auxiliary brake system; determine that the vehicle is on or is about to experience a negative road grade; determine a vehicle speed is greater than a requested vehicle speed for the negative road grade; and control a transmission to downshift at least two settings relative to a current transmission setting.

A vehicle control method and apparatus are provided, and relate to the field of electric vehicle technologies. The method includes: calculating a first energy recovery torque based on a first traveling parameter of a vehicle, where the first traveling parameter includes a yaw velocity; and controlling, based on the first energy recovery torque, the vehicle to perform energy recovery. The method helps ensure traveling safety of the vehicle and driving experience.

A braking system for a vehicle is disclosed. The braking system includes friction members operable to provoke braking of the vehicle, a cooling duct extending between an air inlet for the intake of outside air and an outlet opening for discharging the air, wherein at least one of the friction members is arranged in the cooling duct, a filter duct extending between an inlet communicating with the outlet opening and an outlet to the external environment with a first and a second branch arranged in parallel, a valve comprising an element and controllable according to a first configuration in which the element at least partially obstructs the first branch and clears the second branch, and a second configuration in which the element at least partially obstructs the second branch and clears the first branch, and an actuator configured to drive the valve in response to the braking of the vehicle.

A disc brake for a utility vehicle includes a brake caliper that is in the form of a sliding caliper and overlaps a brake disc; two brake pads which are located in the brake caliper, can be moved in opposite directions in the direction of the brake disc, each have a pad backing plate and a friction lining fastened thereto, and are each located in a pad shaft of a vehicle-side brake carrier, which pad shaft is delimited in the direction of rotation of the brake disc by brake carrier horns; and at least one restoring device by which the brake pads can be restored after a braking-related movement and release of the brake. The restoring device has at least one restoring element which is attached to a brake pad, is located between the brake pad and a stationary component, and exerts a restoring force on the brake pad, the at least one restoring element being in the form of a leaf spring which is fastened on the rear side of the pad backing plate facing away from the friction lining and has a spring arm which extends in the peripheral direction of the brake disc and is supported against the brake carrier as a stationary component.

An electro-mechanical brake includes a piston driven by a motor to push a brake pad toward a wheel disc. The brake also includes: a current detection unit for current flowing through the motor; a piston position detection unit; a map generating unit and a braking force value detection unit. When power is applied to the vehicle at start-up, the first map comprises data correlating current flowing through the motor, position of the piston, and braking force, the second map comprises data of is a map of the current flowing through the motor and a factor are converted into data with reference to the first state, and the factor is a ratio of the braking force to the current flowing through the motor. A braking force value detection detects braking force based on piston position, a current value in the motor, the first map, and the second map.

The utility model provides a wheel hub motor parking mechanism which comprises a base, a locking disc, a clamping jaw and a linear push-pull mechanism, and the base is fixed to the side, not rotating along with wheels, of a wheel hub motor; the locking disc is rotationally arranged in the base and fixed to a rotating shaft of the hub motor, the locking disc comprises a protruding block, and the protruding block deviates from the axis of the rotating shaft of the hub motor; the number of the clamping jaws is two, the opposite ends of the clamping jaws are hinged into the base, and the protruding block selectively abuts against one of the two clamping jaws. According to the hub motor parking mechanism, the locking disc and the clamping jaw are arranged, parking torque generated by traditional friction force is changed into a parking top block limiting mode to provide the parking torque, the parking torque is formed more easily, and after the forming mode of the parking torque is changed, the parking torque is not limited to the friction force between the brake disc and the parking mechanism any more; instead, depending on the yield limit of the material, larger parking torque is provided by fully utilizing structural characteristics and material characteristics, and the number of parts of the parking device is reduced.

The invention discloses an assembly type L-shaped transfer trolley, and relates to the field of transfer trolleys, the assembly type L-shaped transfer trolley comprises two traction transfer trolleys and two follow-up transfer trolleys, the two traction transfer trolleys and the two follow-up transfer trolleys are all provided with L-shaped assembly frames, and every two adjacent L-shaped assembly frames are movably assembled through a plurality of bolts; and supporting seats are mounted on the top sides of the two traction transfer trolleys and the two follow-up transfer trolleys. It needs to be explained that in the embodiment of the invention, when the traction transfer trolley moves, the transverse detection frame drives the sweeping brush to move, the road surface where the traction transfer trolley moves forwards is cleaned, and smooth transfer of equipment is guaranteed; when the road surface is uneven, the L-shaped pressing frame moves downwards to drive the brake sleeve to brake the multiple traction wheels, and the traction transfer trolley is suddenly stopped; in addition, through rotation of the auxiliary braking frame, the auxiliary braking frame rubs with the ground through a plurality of braking tooth blocks, the traction wheel is further helped to be braked, and the braking effect is guaranteed.

The invention discloses an anti-explosion differential steering wheel system with a caliper brake, which can solve the problem that a steering wheel is unstable due to different rotating speeds between two wheels during turning, can stably run in an anti-explosion environment, and realizes short-time and short-distance emergency braking. Torque is input through the driving motor, passes through the gearbox, the differential mechanism and the driving speed reducer and then is output to the tires, forward and backward power is provided for the differential steering wheel system, an inner wheel and an outer wheel can rotate at different speeds when a steering wheel turns at a high speed under the action of the differential mechanism assembly, the driving efficiency is improved, and the running stability of a vehicle is effectively guaranteed. Brake torque provided by the caliper brake assembly acts on tires through the gear box, the differential mechanism and the driving speed reducer, so that the steering wheel can complete braking in a short time and a short distance. All components of the differential steering wheel are subjected to explosion-proof sealing, and explosion-proof electric appliance elements are adopted, so that fire disasters or explosions in the external environment caused by the differential steering wheel can be effectively prevented.

Trolley systems and associated rails and tracks may include trolleys having an integrated brake system that can be adapted to slow or stop the trolley based on various control inputs (internal or external). The track system may be formed from either or both of a series of tensioned cables or tracks that are interconnected with transition system and the trolleys, able to transition between track systems. The track system may be fitted with additional braking elements to govern motion of the trolley along a track system. Additionally, the track may be fitted with other elements that provide an external input into the trolley to modify the braking operation of the trolley.

Provided in the present application are an electromechanical brake device having a brake motor and a controller separated from each other, and a vehicle. The electromechanical brake device comprises a brake motor, a transmission and a controller, the controller being used for driving the brake motor to rotate, and the brake motor being used for driving, by means of the transmission, the brake to brake a vehicle. The transmission and the controller are accommodated in a same housing, the housing is fixedly connected to the brake motor, and the housing comprises a partition plate. The brake motor, the transmission, the partition plate and the controller are successively arranged in a motor shaft direction of the brake motor, and the controller passes through the partition plate and the transmission to be electrically connected to the brake motor. The brake motor and the controller of the electromechanical braking device of the present application are respectively arranged on two sides of the transmission, thereby effectively utilizing space, and accordingly reducing the volume of the electromechanical brake device.

An example braking control method is provided, including: obtaining a vehicle speed and a required braking force of a vehicle; determining a target braking force based on the vehicle speed and the required braking force; and determining a first execution braking force and a second execution braking force based on the target braking force, where the first execution braking force is provided through energy regeneration, and the second execution braking force is provided by a braking system. Further, a related apparatus is provided.

An electromechanical braking system for a vehicle, having at least one first actuator, at least one first and one second energy supply device, wherein one of the energy supply devices is assigned to the first actuator as a primary source for supplying it with electrical energy, and the first actuator has a connection to this primary source. The first actuator additionally has a connection to an energy supply device which is assigned to said actuator as a secondary source and is intended to supply the first actuator with electrical energy from the primary source. An actuator having a primary and a secondary energy absorption device, each for connection to an energy supply device. Vehicle, trailer or utility vehicle combination having such a braking system and / or such an actuator.