78 results about "Pedal cyclist" patented technology

The invention relates to a propulsion system (1) for a pedal vehicle. The propulsion system (1) comprises a power unit (1) allowing the power originating from a bottom-bracket axle (2) to be combined with the power from two motors (40, 50), a first deformable transmission element (23) allowing the transmission of power to the rear wheel (73) and a casing assembly (19) enclosing particularly the first deformable transmission element (23) and the power unit (1), with the exception of part of the bottom-bracket axle (2).

Title: System and Method for Controlling Electric Pedal Assist in a Pedal Vehicle The invention relates to a control system for electric pedal assist in a pedal vehicle (1) comprising: - a pedal vehicle (1) including a pedal assembly (11) and an electric motor (12) for electric pedal assist associated with the pedal assembly (11), the electric motor (12) having an operational state in which it is capable of producing electric pedal assist, and a de-energized state in which the electric pedal assist is inactive; - an electronic device (2) mounted on the pedal vehicle (1) and coupled to the electric motor (12), the electronic device (2) being parameterized to cause the electric motor (12) to switch between its operational state and its de-energized state, the electronic device (2) comprising a short-range, two-way telecommunications antenna (21). Figure for the abstract: Fig. 1

The invention relates to a method (100) for operating a pedal-driven vehicle (200), comprising at least one drive (201) for providing a drive torque (AM) for propelling the pedal-driven vehicle (200), a gearshift (202) for providing a variable transmission ratio, and a control unit (203), the method (100) comprising: - Providing (110) a first drive torque (AM1) at a first drive speed (N1) by the drive (201), - Providing (120) switching information for a planned switching operation, in particular by means of the gearshift (202), the switching information comprising a relief time indication, wherein the relief time indication is at least characteristic of a relief time (t Deload ), and - Adjusting (130) the drive torque (AM) and / or the drive speed (N) of the drive (201) provided by the drive (201) depending on the unloading time specification.

1. The name of the design product: fingerprint alarm butterfly lock (508). 2. The use of the design product: anti-theft lock for motorcycles, electric vehicles, bicycles, etc. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

1. The name of the design product: rehabilitation training bicycle. 2. The use of the design product: for patients' limb rehabilitation training. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The invention relates to a method (100) for operating a pedal-driven vehicle (200), comprising at least one drive (201) for providing a drive torque for propelling the pedal-driven vehicle (200), a gearshift (202) for providing a variable transmission ratio, a control unit (203) and at least one detection unit (204), the method (100) comprising: - Detection (110) of a drive torque provided by the drive (201) and a drive speed of the drive, in particular by a detection unit (204), - Adjusting (130) at least one operating parameter of the gearshift (202) depending on the drive torque and / or the drive speed and / or a drive power provided by the drive (201).

The utility model provides a track-variable manual-automatic integrated bicycle, relates to the technical field of fitness equipment, and solves the problems that an existing fitness bicycle is relatively single in use function and cannot meet the experience requirements of various consumers. The electric bicycle comprises a bicycle frame, a pair of pedals, a flywheel rotationally connected to one end of the bicycle frame, a crank connecting rod assembly, a belt transmission assembly and an electric assembly, wherein the crank connecting rod assembly and the belt transmission assembly are arranged on the bicycle frame and used for transmission between the pedals and the flywheel, and the electric assembly is used for driving the pedals to operate automatically. The track adjusting assembly is arranged at the bottom of the end, close to the flywheel, of the frame and used for adjusting the motion track of the pedals, and the resistance adjusting device is arranged on the frame and used for adjusting the resistance of the flywheel. The hand-operated and power-driven electric control device has the advantages that the movement track can be adjusted according to needs, manual operation and power-driven integrated free switching is achieved, and the requirements of different users are met.

This invention relates to the field of rehabilitation training and discloses a lower limb nerve rehabilitation training device, including a base, a seat portion protruding upward from the rear side of the base, a cushion on the seat portion, a foot pedal unit and a first hand-cranked drive unit that is pulsatingly connected to the foot pedal unit respectively disposed on the base, the first hand-cranked drive unit having a first rocker arm, and a second hand-cranked drive unit that is pulsatingly connected to the foot pedal unit disposed on the seat portion, the second hand-cranked drive unit having second rocker arms on both sides. The foot pedal unit allows the patient to perform bicycle training, thereby aiding in leg nerve rehabilitation, while the first and second hand-cranked drive units drive the foot pedal unit to rotate by the patient extending their arm forward to crank the first rocker arm or by the patient extending their arm downward to crank the second rocker arm, allowing the patient to improve arm fatigue by changing arm posture and body position, and helping the patient recover arm strength during training through single-handed cranking.

This utility model relates to the field of rehabilitation bicycle technology and discloses a children's rehabilitation training bicycle, comprising: a frame, a transmission component disposed in the middle part of the frame, and a foot pedal assembly rotatably disposed on the transmission component; the foot pedal assembly includes a foot pedal for placing orthotic shoes, the upper end of the foot pedal having two side plates, and a rotating rod movably disposed along the inner side of the side plates, the rotating rod having elastic contact points along the side of the orthotic shoe near the shoe for securing the side of the orthotic shoe; a clamping block is detachably fixed to the upper end of the side plate for fixing the two sides of the rotating rod; a training component for the upper limbs is also disposed at the front end of the frame; by providing the foot pedal assembly and the training component, the foot pedal assembly can fix the foot wearing the orthotic shoe, facilitating the improvement of the patient's lower limb rehabilitation training efficiency, while the training component can rotate in both horizontal and vertical directions, allowing for more flexible training of the upper limbs.

The utility model discloses a sports bicycle. An inner gear ring on the sports bicycle is fixedly arranged on a mounting seat; the rotating frame is rotationally arranged relative to the inner gear ring, and a rotating shaft wound by the rotating frame during rotation is coaxial with the axis of the inner gear ring; the reversing outer gear is meshed between the inner gear ring and the pedal gear and is rotationally mounted on the rotating frame so as to drive the rotating frame to rotate when the pedal gear rotates; the crank pedal is rotationally installed at the fixed position of the rotating frame, a rotating shaft of the crank pedal is eccentric and parallel to the axis of the inner gear ring, the pedal gear is fixed to the crank pedal, the crank pedal is in transmission connection with the inner gear ring through the pedal gear and the reversing outer gear, and the crank pedal is used for the legs of a person located outside the installation base to pedal. The crank pedal rotates around the rotating shaft of the crank pedal, drives the reversing outer gear to drive the rotating frame to rotate during rotation, and then drives the crank pedal to revolve around the rotating shaft of the rotating frame along with the rotating frame. When the leg pedal training device is used for leg pedal training, the legs of a user can be lifted and stretched at the same time.

Pedal for a pedal-powered vehicle, comprising: a body for receiving a user's foot, wherein the body comprises an upper surface for supporting the user's foot, a front surface, a rear surface, and a bottom surface; a spindle (4) centred by at least two bearings (5), to be connected to a crank of the vehicle; at least one light source (3), wherein the light source is arranged on the front surface of the body or on the rear surface of the body; a generator (1) for supplying power to each of the light emitters; an electronic circuit connected to the light sources, to a capacitor (2), and to the generator; wherein when the user rotates the pedal, the generator converts the mechanical energy from the movement into electrical energy, causing each light source to emit a beam of light; wherein the generator is a motor connected to a planetary gear (8) reducer that is actuated by the pedal spindle.

The present disclosure relates to a method for controlling an electric motor of a pedal-operated vehicle, comprising the steps of measuring a pedal torque applied to a crankset of the vehicle; applying to the electric motor a control proportional to the product of the torque and a variable assistance level; determining a parameter indicative of a deviation of vehicle drag forces from nominal conditions, as a linear combination of a measurement of a motor torque, indicative of an instantaneous force supplied by the motor, the measured pedal torque, indicative of an instantaneous force resulting from pedaling, and a nominal drag force, function of speed and constant friction coefficients determinable for nominal riding conditions; and continuously modulating the assistance level as a function of the parameter indicative of the drag deviation.

The application relates to a step-up constant-current charger, which comprises a signal acquisition module, a main power supply step-up module and an MCU control module, the signal acquisition module is used for collecting the riding state parameters of a leisure scooter in real time, the main power supply step-up module is used for stepping up the three-phase alternating current generated by a pedal generator of the leisure scooter to a preset charging voltage, the main power supply step-up module comprises a main control chip U1 and a constant-current loop, the constant-current loop is electrically connected with the main control chip U1 and is used for controlling the main power supply step-up module to perform constant-current output, the MCU control module can judge whether the riding state parameters meet the charging condition, and controls the main power supply step-up module to charge the battery pack when the charging condition is met. The low-voltage input problem is solved through the setting of the main power supply step-up module, and the charging current of the charger is controlled through the setting of the constant-current loop, the pedal has good smoothness, and the user experience is improved.

A drive system for an electrically-assisted pedal cycle 10 comprises a pedal input 80 that rotates about an input axis 1; an output 100 that rotates about an output axis 1 to drive a wheel; an electri

The present invention relates to a method (100) for operating (140) a pedal-driven vehicle (200), a pedal-driven vehicle (200), a computer program product, a computer-readable data carrier and a data carrier signal.

1. Name of the product in this design: Vehicle-mounted air pump (YD-305). 2. Application of this design: for inflating, charging, powering, lighting, and signaling distress for cars, bicycles, balls, rubber boats, etc. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

Modern pedal cycle transmission systems comprise a chain and multiple sprockets, wherein the chain is moved between each sprocket by a derailleur. Whilst these systems are readily accessible by the user for maintenance, they are also prone to failure such as chain detachment or the derailleur mechanically failing. A gearbox for a bicycle is presented that addresses at least this problem, the gearbox 2 comprising an input gear 8 configured to receive a drive input and rotate about a first rotation axis in a first plane; an output gear 4 configured to rotate about a second rotation axis in a second plane different to the first plane; a plurality of drive transfer arrangements 26 intermediate the input gear 8 and output gear 4, each of the drive transfer arrangements 26 comprising a first gear 44 engaged with the input gear 8, a second gear 46 engaged with the output gear 4 and a shaft 58 therebetween, each drive transfer arrangement 26 configurable between a locked configuration whereby rotation of one of the first 44 and second 46 gears causes rotation of the other of the first 44 and second 46 gears such that drive between the input gear 8 and output gear 4 is enabled and an unlocked configuration whereby the first 44 and second 46 gears rotate independently of one another thereby disabling drive from the input gear 8 to the output gear 4; and a selection arrangement 71for selecting one of the plurality of drive transfer arrangements 26 and causing reconfiguration of the selected drive transfer arrangement 26 between the unlocked and the locked configuration.

The invention relates to a boost constant current charger, which comprises a signal acquisition module, a main power supply boost module and an MCU control module, and is characterized in that the signal acquisition module is used for acquiring riding state parameters of a leisure bicycle in real time; the main power supply boosting module is used for boosting three-phase alternating current generated by a pedal generator of the leisure bicycle to preset charging voltage; the main power supply boosting module comprises a main control chip U1 and a constant current ring, and the constant current ring is electrically connected with the main control chip U1 and used for controlling the main power supply boosting module to carry out constant current output; the MCU control module can judge whether the riding state parameters meet charging conditions or not and control the main power supply boosting module to charge the battery pack when the charging conditions are met. The low-voltage input problem is solved by arranging the main power supply boosting module, the charging current of the charger is controlled by arranging the constant current loop, the pedal smoothness is good, and the user experience is improved.

The present invention relates to a method (100) for operating (130) a pedal-driven vehicle (200), a pedal-driven vehicle (200), a computer program product, a computer-readable data carrier and a data carrier signal.

The invention relates to a variable transmission system (10) comprising: - a conical input roller (11) connected to an input roller shaft (11-1) arranged to drive the conical input roller in rotation, - a conical output roller (12) connected to an output roller shaft (12-1) arranged to drive the output roller shaft (12-1) in rotation, - an intermediate roller (13), a displacement means (14) arranged to slide from an initial transmission position in which the intermediate roller (13) is in contact with the smallest diameter (11-2) of the conical input roller (11) and with the largest diameter (12-3) of the conical output roller (12), to a final transmission position in which the intermediate roller (13) is in contact with the largest diameter (11-3) of the input roller (11). conical and with the smallest diameter (12-2) of the output roller (12) conical. Figure to be published with the abbreviation: figure 1

The present invention relates to a method (100) for operating (140) a pedal-driven vehicle (200), a pedal-driven vehicle (200), a computer program product, a computer-readable data carrier and a data carrier signal.

A vehicle with pedals (100,200) for a rider comprising: a saddle (1); a front wheel (2); a supporting body (6) or a tubular frame (70); a pair of pedals (5, 5′); a pair of rear wheels (3, 3′); a steering mechanism (4, 50) integral to the supporting body (6) or the tubular frame (70). The mechanism (4, 50) is configured to oscillate and allow the inclination and the curvature of the wheels (3, 3′) by means of the rider weight shifting.

The invention relates to a steering system (1) for a four-wheeled, pedal-powered vehicle (2), comprising a steering arm mount (5) prepared for direct or indirect rotationally fixed connection with a steering arm (3) and rotatable about an axis of rotation (4), and comprising a first tie rod (7) associated with a front axle (6) of the vehicle (2), wherein the first tie rod (7) is coupled to the steering arm mount (5) (preferably by means of a steering gear) such that tie rod ends (8a, 8b) of the first tie rod (7) are displaced in the same direction in a direction transverse to the axis of rotation (4) when the steering arm mount (5) is rotated about the axis of rotation (4), and wherein a transmission device (9) is provided which couples a second tie rod (12) associated with a rear axle (11) of the vehicle (2) to the steering arm mount (5) such that when the steering arm mount (5) is rotated about the axis of rotation (4) two tie rod ends (13a,13b) the second tie rod (12) is displaced in the opposite direction to the tie rod ends (8a, 8b) of the first tie rod (7). Furthermore, the invention relates to a vehicle (2) with this steering system (1).

The present invention relates to a method (100) for operating (140) a pedal-driven vehicle (200), a pedal-driven vehicle (200), a computer program product, a computer-readable data carrier and a data carrier signal.

The invention belongs to the technical field of rehabilitation training, and particularly relates to a cerebral apoplexy patient lying position rehabilitation training device which comprises a support, a cross beam is arranged at the top of the support, and a plurality of modular interfaces are formed in the cross beam; the multifunctional body builder further comprises a four-limb linkage bicycle, an upper limb suspension belt, a lower limb suspension belt and a resistance belt, the four-limb linkage bicycle, the upper limb suspension belt, the lower limb suspension belt and the resistance belt are all connected with modular plugs, and each modular plug is detachably connected with one modular interface. According to the invention, the plurality of modular interfaces are arranged on the cross beam, and the modular interfaces can be connected with various different rehabilitation training assemblies, so that a stroke patient can install the training assemblies according to training requirements, and various training requirements are met. Besides, according to the body type of the patient, needed training assemblies can be installed on the modular interfaces at proper positions, so that the patient can conveniently train.

The utility model belongs to the technical field of combined on-bed movement devices for maintenance hemodialysis patients, and discloses a combined on-bed movement device for maintenance hemodialysis patients, which comprises a mounting seat, a bicycle and a U-shaped fixing frame mounted on a footboard, one end of the fixing frame is provided with a support plate, and the other end of the fixing frame is provided with a support rod. One side of the supporting plate is in threaded connection with a pair of threaded rods, a fixing block is installed at one end of each threaded rod, a mounting base is installed at the end, away from the supporting plate, of the fixing frame, a sliding groove is formed in the upper end face of the mounting base, a lead screw is rotationally connected into the sliding groove, and a sliding block is in threaded connection with the periphery of the lead screw; an arc-shaped frame is installed on the upper end faces of the pair of sliding blocks, and a bicycle is installed on the upper end face of the arc-shaped frame. According to the device, when a patient does the bicycle movement, the bicycle is not prone to displacement, normal use of the patient is prevented from being disturbed, and then the use effect of the bicycle is improved.

The utility model discloses a four-wheel independent suspension boosting bicycle, and relates to the technical field of bicycles. Comprising a frame, and a wheel assembly is arranged on the frame. According to the utility model, the frame is integrally arranged by adopting a tenon-and-mortise structure welding technology, so that the frame is stable and durable and adapts to high-stress conditions; through the design of a four-wheel independent suspension and the matching of a shock-proof device, efficient buffering is realized, the adaptability to multiple road conditions is improved, and comfort and stability of riding are ensured; by additionally arranging the differential mechanism and combining the universal telescopic coupler and the six-axis linkage system, the turning performance is remarkably improved, slipping is avoided, and the control flexibility is improved; by using the middle torque motor, the heat dissipation performance of the whole vehicle is improved; the steering ratio is adjusted by adjusting the shifting piece, and pavement vibration is softly fed back; seven-gear speed change is controlled through the speed change assembly, and the requirements of various terrains and riding speed are flexibly met; through the arrangement of the brake system, the brake handle and the piston calipers are used in a matched mode, and strong and stable brake force is achieved.