118 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.

1. Name of the designed product: Bicycle (RT105). 2. Use of the designed product: Exercise equipment. 3. Design points of the designed product: In shape. 4. Picture or photo that best shows the design points: Design 1 perspective view. 5. Design 1 is designated as the basic design.

The present invention relates to the technical field of lower limb recovery training, and proposes a rehabilitation training device for lower limb recovery, comprising a machine body, a pedal training mechanism provided on the machine body, two foot boxes detachably mounted on the pedal training mechanism, and an auxiliary training mechanism, which is detachably mounted on the pedal training mechanism, and has two installation states on the pedal training mechanism, namely, horizontal and vertical. The auxiliary training mechanism comprises an arc-shaped middle slide rail and two arc-shaped side slide rails, a slider, a driving mechanism and a driving member. Through the above technical solution, the present invention not only has diverse training methods and trains more abundant and diverse muscles and muscle groups, but also has ligament and flexibility training, which is beneficial to comprehensive rehabilitation training for lower limb recovery and has relatively few limitations, thus solving the problem in the prior art that the bicycle-type lower limb bedside rehabilitation machine has relatively single training characteristics and certain limitations for comprehensive rehabilitation training of the lower 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.

The present invention provides a baby stroller with a bicycle function, comprising a frame, the frame comprising a main support seat, a front tube group hingedly connected to the front side of the main support seat, a pair of rotatable front wheel groups are arranged on both sides below the front tube group, lower support tubes are connected to both sides of the rear of the main support seat, the lower end of each lower support tube is hingedly connected to a rotatable rear wheel, the upper ends of the pair of lower support tubes are hingedly connected to an armrest, the main support seat is detachably connected to a seat, a vertically arranged handle is detachably connected to the front tube group, a pedal group is arranged on the inner side of the front wheel, the pedal group comprises a pedal rod that is continuously bent in reverse, a pair of pedals is fixed on the pedal rod, both ends of the pedal rod are connected to the pair of front wheels and drive the front wheels to rotate, and the detachably connected seat and pedal accessories can be used to conveniently change the use state of the baby stroller, so the applicability is wide and suitable for infants and young children of a long age group.

1. Name of the product under this design: S-type bicycle (MT9255). 2. Purpose of this product design: This product design is used to assist walking and rehabilitation training for people with foot injuries. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention relates to a fork for a vehicle, in particular for a robotic bicycle, comprising a fork shaft, which extends along a rotational axis and ends in a lower section, which has an opening coaxially with respect to the rotational axis, an auxiliary element, in particular a dragging device or a strapping device, is arranged or can be arranged on the opening.

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

1. The name of this design product: Elderly rehabilitation training bicycle. 2. Purpose of this design product: used for rehabilitation training for the elderly. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The invention relates to a fastening arrangement (1a) for a bicycle (1), in particular an electric bicycle or an electric moped, having at least one stepped screw (6) for fastening a drive unit (2) to a bicycle frame (3), having a first screw receptacle (14), having a second screw receptacle (17), the invention relates to a drive unit (2) comprising a first bolt receptacle (14, 17) having a hollow cylindrical base body (16) through which a longitudinal bore (15) penetrates and a second bolt receptacle (19) having a hollow cylindrical base body (19) through which a longitudinal bore (18) penetrates, the base bodies (16, 19) of the two bolt receptacles (14, 17) being insertable or inserted in such a way into two housing openings (21, 22) of a housing (5) of the drive unit (2), said two housing openings (21, 22) facing each other.

A power meter has a strain gauge attached to a crank of a bicycle vehicle to measure a bending force applied to the crank. The power meter also includes an accelerometer positioned on the crank to sense Y-axis acceleration. The power meter also includes a controller having a processor and a memory storing machine readable instructions that, when executed by the processor, cause the controller to: read a bending force value from the strain gauge; reading an accelerometer value from the Y-axis accelerometer; calculating a correction factor based on the accelerometer value and a maximum error force value; and subtracting the correction factor from the bending force value to determine an auto-zeroing bending force value corrected for gravity effects on the crank.

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.