HL Mando Patente

A brake system may include electromechanical brakes provided in rear wheels of a vehicle, first and second force sensors configured to detect a clamping force of the electromechanical brake, an electromechanical brake controller configured to perform braking control on the electromechanical brake in response to an output signal of at least one of the first and second force sensors, one or more controllers configured to output a control signal for braking control on the electromechanical brake to the electromechanical brake controller, and first and second power supply devices configured to supply power to at least one of the one or more controllers and the electromechanical brake controller, in which the first force sensor and the second force sensor receive power from at least one of the first and second power supply devices by means of the electromechanical brake controller.

A vehicle motion visualization method is characterized by including a step of displaying at least one graphic element of the vehicle model to visually indicate changes in the state of the chassis components, based on motion information reflecting the suspension characteristics of the vehicle's chassis components, including the suspension device, and the step of displaying the vehicle model.

A vehicle motion visualization method is characterized by including a step of displaying a vehicle model and a step of displaying at least one graphic element of the vehicle model by changing it to visually indicate state changes of chassis components, based on motion information reflecting the steering characteristics of the vehicle's chassis components, including the steering device.

A vehicle motion visualization method is characterized by including a step of displaying a vehicle model and a step of displaying at least one graphic element of the vehicle model by changing it to visually indicate state changes of chassis components, based on motion information reflecting the steering characteristics of the vehicle's chassis components, including the steering device.

A system for driving an electric bicycle includes a generator configured to generate a voltage by converting a rotational motion of a pedal of the electric bicycle into electrical energy, a generator current sensor configured to detect a current output by the generator, a pedal position sensor configured to detect a position of the pedal, a motor configured to be mounted on at least one wheel of a front wheel or a rear wheel and configured to provide a rotational force to the at least one wheel, a motor position sensor configured to detect a position of the motor, a motor current sensor configured to detect a current of the motor, and a controller configured to control the currents of the generator and the motor, and the controller is configured to detect a rotational speed and a rotational direction of the motor based on the detected position of the motor, determine a current traveling direction based on the rotational direction of the motor, detect a rotational speed and a rotational direction of the pedal based on the detected position of the pedal, determine traveling or braking based on the current traveling direction and the rotational direction of the pedal, and control the motor so that regenerative braking is performed when braking is determined.

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The present disclosure relates to a control system and a control method of an electric bicycle, and an electric bicycle including the same. The control system according to an embodiment of the present disclosure is a control system for an electric bicycle providing a pedal feeling to a driver by providing a pedal load according to driving of a pedal motor, and includes a memory; and a processor configured to perform control using information stored in the memory such that a pedal load of a predetermined range is provided from the pedal motor even when a change is in a cargo weight obtained by adding a weight of the driver and a weight of a loaded object. The processor may be configured to estimate the cargo weight based on an output value of a driving motor providing a driving force for traveling of the electric bicycle and traveling data of the electric bicycle, generate a pedal torque command reflecting the cargo weight estimation value, and transmit the pedal torque command to the pedal motor.

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A pedal simulator (100) may include a housing (110); a piston (130), a front portion of which is arranged inside the housing and connected to a pedal (10) of a vehicle, and configured to be movable forward or backward in response to movement of the pedal; a reaction force member (140) arranged inside the housing and configured to be compressible by the forward movement of the piston and configured to provide a reaction force against the forward movement of the piston; and a friction member (150) movably disposed in the housing, configured to be elastically deformable such that the friction member is compressed when being moved in the backward direction and the friction member is expanded when being moved in the forward direction, and being in contact with the outer surface of the piston to apply friction to the movement of the piston and move in a same direction as the movement of piston.

Disclosed is a safe start control device for a chainless electric bicycle including: a wheel sensor configured to detect a speed of a drive wheel; a drive controller configured to determine that the drive wheel is in a stopped state if the detected speed of the drive wheel satisfies a preset reference value, to initialize a stop timer, and to switch to a driving standby mode state when a preset stop timer time elapses; and a driving mode changeover input unit configured to receive a driving standby mode release signal from a rider in the driving standby mode state, in which the drive controller is configured to switch to a drivable mode state when the driving standby mode release signal is input to the driving mode changeover input unit.

There may provide a device and method for a collision risk warning of a chainless electric bicycle. More specifically, there may provide a device and method for a collision risk warning of a chainless electric bicycle capable of notifying a collision risk situation based on the load condition when the user pedals.

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A drive system for an electric bicycle is disclosed, which includes: a motor (200) providing a rotational force to a driving wheel; a battery (300) supplying power to the motor (200); and an alternator (400) providing a pedal reaction force to a driver, and converting kinetic energy of a pedal into electric energy, and supplying the electric energy to at least any one of the motor (200) and the battery (300), wherein the alternator (400) includes a housing (410), a crank shaft (420) installed to penetrate the housing (410), and having the petal installed therein, a gear unit (430) installed inside the housing (410), and speed-increasing or speed-decreasing the rotational force of the pedal, an alternation unit (440) installed inside the housing (410), and receiving the rotational force of the pedal speed-increased or speed-decreased by the gear unit (430), and generating the electric energy, an elastic member (460) installed between the housing (410) and the gear unit (430), and elastically supporting the housing (410) and the gear unit (430), and a frictional member (450) which is installed in the housing (410) to maintain a predetermined gap from the gear unit (430), and in which some components of the gear unit (430) contact by moving in an axial direction when a pedal effort larger than a limited reaction force which is a peak value of the pedal reaction force provided by the alternator (400) is input.

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Disclosed herein is a brake dust collector. The brake dust collector includes a brake module including a pair of brake pads that are respectively disposed on both sides of a disc and that are in close contact with or separated from the disc according to a forward and backward movement of a piston and a housing configured to cover a part of the brake module, wherein the housing extends along a circumferential direction of the disk and includes a filter module detachable portion formed in at least one of a leading portion and a trailing portion of the housing. The brake dust collector further includes at least one filter module detachably fastened to the filter module detachable portion.

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Disclosed herein is a brake dust collector. The brake dust collector in accordance with the present disclosure includes: a pair of brake pads that are respectively disposed on both sides of a disc rotating together with a wheel and are in close contact with or separated from the disc; a housing having the brake pads embedded therein and provided to cover at least a part of the disc; a main fastening portion having a main fastening hole formed to penetrate a trailing portion of the housing in a radial direction; and a main filter module including a main filter provided in the main fastening hole and a main filter cover through which at least one main flow hole is formed to penetrate and which supports the main filter, and the main filter module may be provided to be detachable from the main fastening portion.