1814results about "Cycle frames" patented technology

A composite superstructure of a straddle-type vehicle, such as a snowmobile, formed from a fiber reinforced polymer and extending from a forward section coupled to a forward portion of a chassis of the vehicle to a rearward section coupled to a rearward portion of the chassis, where the superstructure defines at least one steering post mount configured to couple with a portion of a steering assembly of the vehicle.

The invention discloses a frame manufacturing method and a frame, relates to the technical field of frame production, and aims to solve the problem that a welding seam at the splicing position of an existing motorcycle frame is obvious. According to the technical scheme, the method is characterized by comprising the following steps that S1, a metal plate is provided as a raw material, and a frame blank is formed through cutting; s2, the frame blank is placed in a stretching die on a hydraulic machine to be subjected to pressure forming, deformation of the frame blank is controlled through a cavity of the stretching die, and a continuous streamline curved surface is formed on a frame body; and S3, laser cutting is carried out on the frame body based on artificial intelligence. The method comprises the following sub-steps that S3.1, actual three-dimensional point cloud data of the surface of the stretched and formed frame body are obtained through an optical scanning system. According to the method, dense welding seams of traditional multi-section splicing are thoroughly eliminated through the integrated streamline forming technology, intelligent prediction and self-adaptive correction are conducted on material springback and thermal deformation in combination with the AI dynamic compensation cutting technology, and precise adaptation of the frame contour and the motor interface is achieved.

A dropper seatpost includes an outer tube and an inner tube disposed in the outer tube and having a first oil chamber and a second oil chamber connected to the first oil chamber. A fluid chamber is provided between the top and bottom ends of the inner tube. A pressure adjustment member is disposed in the first oil chamber to push the oil from the first oil chamber to the second oil chamber. A floating piston is disposed between the second oil chamber and the fluid chamber and pushed by the oil stored in the second oil chamber to compress the high-pressure fluid stored in the fluid chamber. Thus, the present invention allows a user to conveniently adjust pressure of the high-pressure fluid. The arrangement of the first and second oil chambers does not significantly compromise the structural integrity of the inner tube, ensuring that it provides effective support.

A bracket apparatus for mounting a derailleur to a frame of a human-powered vehicle comprises a bracket body and one of a restriction member and a restriction opening. The bracket body includes a frame attachment portion configured to be attached to the frame of the human-powered vehicle and a derailleur attachment portion to which the derailleur is to be attached. The restriction member is configured to be at least partly provided in the restriction opening to restrict a rotation of the bracket body relative to the frame of the human-powered vehicle in a bracket mounting state where the bracket apparatus is mounted to the frame of the human-powered vehicle.

A linear actuator system includes a linear actuator including an outer body, an inner body disposed within the outer body, a fluid chamber at least partially extending between the inner body and the outer body, a piston chamber extending at least partially within the inner body, a valve configured to selectively fluidly couple the fluid chamber and the piston chamber to each other, a piston assembly including a piston, a variable volume within the piston chamber that extends between the piston and the valve, and a gas collector assembly including a fluid passageway. The piston assembly is disposed within the piston chamber, wherein a movement of the piston assembly causes a gas separated from a liquid within the variable volume to flow through the fluid passageway, through the valve, and into the fluid chamber.

A seat post assembly includes a seat post that is electrically adjustable in height. The adjustability may be based on one or more pressures sensed by one or more sensors within the seat post assembly, respectively. The disclosed seat post assembly includes an electronics module. The electronics module may be carried under the seat or saddle and may include a pressure sensor or pressure sensor circuitry.

A bicycle component for an at least partially muscle-powered bicycle, including a seat post device adjustable between two positions, with two support members telescopically movable relative to one another in the axial direction namely, a first support member and a second support member. The bicycle component includes an anti-twist protection with a clamping element that non-rotatably couples the support members together, and which is displaceably received in a guiding groove, so that rotational movement of the first support member relative to the second support member can be at least partially blocked. The anti-twist protection includes a spline device with a spline unit that can be pressed against the clamping element in the axial direction. By pressing the clamping element and the spline unit together, the clamping element and / or the spline unit can be moved relative to the guiding groove in the peripheral direction.

The disclosure relates to an electric Bicycle Drive Unit for arrangement in a Bottom Bracket Area of a Bicycle Frame. The Drive Unit has an Electric Motor Device and a Bottom Bracket Assembly having a Bottom Bracket Shaft. The disclosure also relates to a Bicycle Frame or Frame Interface Unit, and an Energy Storage Device for the Electric Bicycle Drive Unit. The Drive Unit includes s an Integrative Energy Storage Device for supplying energy to the motor device. The Integrative Energy Storage Device can be arranged adjacent to the motor device in such a way that the center of gravity position of the Energy Storage Device and the center of gravity position of the Drive Unit lie within the Bottom Bracket Area.

A scooter, including a first frame, a second frame, a connecting assembly, and a fixing assembly. The second frame is detachably connected to the first frame. The connecting assembly includes a pin provided on the second frame and a pin hole provided on the first frame. The pin and the pin hole extend along a longitudinal direction of the scooter. The fixing assembly includes a clamping mechanism and a hook. The clamping mechanism is rotatably provided on the first frame, and the hook is provided on the second frame. The clamping mechanism is configured to rotate in a direction close to or away from the hook to engage with or disengage from the hook, so as to secure or loosen the connection between the first frame and the second frame.

The invention discloses a fireproof flame-retardant technology for electric vehicles. The invention relates to the technical field of fire prevention and flame retardance of electric vehicles (non-new energy electric vehicles). Along with increasing quantity of various electric two-wheeled vehicles, tricycles and four-wheeled vehicles, spontaneous combustion of the electric vehicles and ignition of surrounding vehicles occur occasionally, and serious property loss is caused. Corresponding flame retardants are added into raw materials for manufacturing parts such as plastic parts, rubber parts, sponge parts and leather parts of the electric vehicle to manufacture the parts with flame retardance, fireproof paint is sprayed on the inner surfaces and the outer surfaces of metal parts and the plastic parts of the electric vehicle, and fireproof electric wires are adopted as wires of electric elements of the electric vehicle. And a series of measures such as sleeving the fireproof wire with a fireproof cloth sleeve and protecting the battery compartment by using a fireproof heat-insulating material are taken, so that the whole electric vehicle has fireproof and flame-retardant functions. When electric vehicle wires are short-circuited and on fire, batteries are spontaneously combusted or adjacent vehicles are combusted, the battery is not ignited.

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.

Disclosed is a storage basket. The storage basket includes: a bottom wall, a left wall, a right wall, a front wall, a rear wall. Wherein the left wall extending substantially vertically upward from a left end of the bottom wall, the right wall extending substantially vertically upward from a right end of the bottom wall.

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).

The present invention relates to the technical field of electric vehicle power systems, and discloses a battery pack dynamic management and self-cleaning switching system and a battery pack dynamic management method. The system includes: a vehicle frame, which includes a main support pipe and multiple groups of side bracket groups; a mounting box body arranged in the mounting positions formed by the side bracket groups; multiple battery packs installed in the mounting box body and arranged in a "field" shape; and a multi-power selective connection device installed in the vehicle frame. The multi-power selective connection device includes multiple groups of communicating contacts, a mode adjustment mechanism, a fouling layer cleaning structure, an operation mounting plate, and a transmission mechanism. The system further includes a monitoring system and a power supply control system. The control method of the present invention includes a real-time monitoring step, an abnormality judgment step, a mode switching step, and a fouling cleaning step. The system realizes the functions of real-time monitoring, dynamic switching, and fault isolation of the battery pack, and solves the contact reliability problem in the traditional multi-battery switching system.

The electric riding device includes: a frame body, a front wheel, a rear wheel, a handlebar assembly, a seat, a power device. Wherein the frame body includes a substantially flat base portion, a front raised portion extending upwardly from a front end of the base portion, and a rear raised portion extending upwardly from a rear end of the base portion.

The utility model relates to a novel electro-tricycle bearing type frame structure, which belongs to the technical field of tricycle frames and comprises a right bent pipe, an upper-layer frame camber beam and a lower-layer frame camber beam which are oppositely arranged. An upper-layer frame front beam is connected between the two upper-layer frame camber beams and extends to the outer sides of the upper-layer frame camber beams, upper-layer frame vertical supports are connected between the upper-layer frame camber beams and the lower-layer frame camber beams, the bent positions of the upper-layer frame camber beams are connected with the upper surfaces of the lower-layer frame camber beams, a middle beam is connected between the front cross support and the connecting beam, and a lower cross support is connected between the middle beam and the lower-layer frame camber beams. And a front vertical beam is mounted on the middle beam. After the structure is adopted, the tricycle frame has the advantages that the upper-layer frame camber beam and the lower-layer frame camber beam are connected through the connecting beam, the front cross brace, the reinforcing cross brace and the upper-layer frame front beam according to a tricycle frame produced according to a novel tricycle type, the tricycle frame is formed in a welding mode, the strength is greatly improved, the surface is smooth after forming, and the weight is well borne.

A radial insert travel adjustable dropper seatpost assembly is disclosed. The assembly includes a lower post comprising a travel adjustment opening therethrough. An upper post configured to interactively operate with respect to the lower post, the upper post comprising a travel adjust interface. At least one radial travel adjust insert installed from an exterior of the lower post and within the travel adjustment opening, the at least one radial travel adjust to interact with the travel adjust interface of the upper post to reduce a travel distance of the interactive operation of the upper post with respect to the lower post.

A device for use to support a user on a surface, which comprises, at least in operation at least one front leg, a right rear leg and a left rear leg, a right arm engaging the left rear leg, thereby constituting a first arm-leg assembly, a left arm engaging the right rear leg, thereby constituting a second arm-leg assembly. The device further comprises a hub to which the first and second arm-leg assemblies are pivotably connected so as to enable the front and rear legs with the corresponding arms to pivot between distal and proximal positions thereof, to bring the device from a deployed state in which the arms and the rear legs are in their distal positions, into a folded state in which the arms and the rear legs are in their proximal position. The arm-leg assemblies form an X-shaped structure when the device is in the deployed state and extend parallel to each other at least along a majority of the length thereof when the device is in the folded state. The arms have a curved shape identical to that of the legs, at least along a majority of the length of the arms, so as to allow the arms to be slidingly aligned with, or be received in, the rear legs at least along the majority of the length of the arms at least when bringing the device into the folded state.

An electric bicycle including a frame having a front end coupled to a steering assembly, the steering assembly having a front wheel, and a rear end coupled to a rear wheel assembly, the rear wheel assembly having a rear wheel. At least two pedals rotatably coupled to the rear wheel assembly, the at least two pedals having an engaged configuration wherein the at least two pedals are engaged with the rear wheel and configured to rotate the rear wheel in a forward direction, and a disengaged configuration wherein each of the at least two pedals is disengaged from the rear wheel. An electric motor electrically coupled to a battery and configured to engage with the rear wheel and to rotate the rear wheel in the forward direction.

A battery holder is formed separately from a frame of a human-powered vehicle. The battery holder comprises a battery attachment portion and at least one drive unit connection portion. A battery unit is configured to be attached to the battery attachment portion by a threaded member in a removable manner. The at least one drive unit connection portion is configured to be connected to a drive unit that rotatably supports a crank axle of the human-powered vehicle.

The utility model provides a motorcycle frame, and belongs to the technical field of motorcycle parts. The problem that an existing motorcycle frame is unstable in installation is solved. The motorcycle frame comprises a frame body, a sleeve is arranged on the frame body, a connecting frame for guiding installation of the sleeve is connected to the frame body, two guide rods are symmetrically formed on the sleeve, the guide rods and the sleeve are integrally connected through a transverse plate, guide grooves for guiding installation of the corresponding guide rods are formed in the connecting frame, silica gel sleeves are arranged outside the guide rods in a sleeving mode, and the silica gel sleeves are connected with the connecting frame in a sleeving mode. The circumferential wall of the silica gel sleeve is provided with a plurality of protruding protruding parts, and the groove wall of the guide groove is provided with a plurality of annular grooves. The mounting structure has the advantage of improving the mounting stability.

The utility model relates to an auxiliary frame assembly structure of a two-wheeled motorcycle and an assembling process of the auxiliary frame assembly structure, which belong to the technical field of auxiliary frames of two-wheeled motorcycles and comprise a left auxiliary frame and a right auxiliary frame which are connected with a main frame, and one end of the left auxiliary frame and one end of the right auxiliary frame which are close to the main frame are connected with an anti-torsion support. The torsion-resistant support is connected with the left auxiliary frame and the right auxiliary frame through threaded fasteners, the ends, away from the main frame, of the left auxiliary frame and the right auxiliary frame are connected with connecting supports, and the connecting supports are connected with the left auxiliary frame and the right auxiliary frame through threaded fasteners. The left auxiliary frame and the right auxiliary frame are made of aluminum alloy in a high-pressure casting mode, the vast majority of modeling requirements are met, cost is reduced, almost all tail parts are integrated on the left auxiliary frame and the right auxiliary frame, and the installation step can be achieved at a preassembling station; and a final assembly line only needs to complete connection and fixation of the main frame and the auxiliary frame assembly, so that the pressure of the production line is greatly reduced.

The present invention is a minimum size, maneuverable, comfortable, safe, and inexpensive compact vehicle, having a higher level of cornering / turning stability than the current state of the art. The inventive design may be applied to two-, three-, and four- (or more) wheeled vehicles. The invention may be utilized in the design of the main components of vehicles providing an increased stability during turning, even at high speeds, based on fixed and moveable chassis portions which swing in relation to one another and novel linking mechanisms connected with large and / or wide wheel portions.

A micromobility electric vehicle includes a front storage volume and a rear storage volume. The front storage volume may be defined on two sides by an angled footboard portion and a column. The rear storage volume may be defined on two sides by a curved footboard portion and a seat post. Retainers including an elastic member may be employed in the front and / or rear storage volume to releasably secure objects of different sizes and shapes in the front or rear storage volumes. Hooks may be employed in the front and / or rear storage volumes to allow an object with a strap to be supported in the front or rear storage volume.

The invention relates to a bicycle frame (10, 30) for a sprung bicycle, which is at least predominantly injection-molded in one piece from a fiber-reinforced thermoplastic material, comprising several frame tubes selected from a group of frame parts, including a top tube (16), a down tube (14), a seat tube (12), chainstays (18) and seat stays (19), wherein the bicycle frame has at least one main frame (11) comprising at least the seat tube (12) and the down tube (14) and a bottom bracket housing or motor bearing housing (13) connecting these in one piece and a rear triangle (17) molded in one piece, wherein the rear triangle (17) of the bicycle frame (10, 30) is formed with seat stays (19) and chainstays (18), the rear triangle (17) is designed to be resiliently compliant about a virtual bottom bracket axis (Z), wherein at least the rear triangle (17) includes at least one further frame part designed as a spring element (21, 31). includeswhich defines at least substantially linear spring travel, and wherein at least the further spring element (21, 31) is designed as an integral part of the bicycle frame (10, 30). The invention further relates to a method for manufacturing the bicycle frame.

The invention relates to an electric bike (1) having - a bike frame (2) with a frame portion (3), and - a battery holder (9), which is arranged on the frame portion (3) and has two retaining lugs (12, 13), by means of which a battery can be retained in a form-fitting manner, in particular at least in a form-fitting manner, on the frame portion (3), - wherein the battery holder (9) is designed such that - in a first assembly step - the battery (6) can be positioned on the first retaining lug (12) and then - in a second assembly step - can be pivoted towards the frame portion (3) such that the battery (6) comes into engagement with the second retaining lug (13) and is thereby retained, in particular in a form-fitting manner, on the bike frame (3). The invention also relates to a battery holder (9).

There is provided an electric balance bike including: a front wheel and a rear wheel; an electric drive source configured to rotationally drive at least one of the front wheel and the rear wheel; a first frame holding the front wheel and a second frame holding the rear wheel; a main frame connecting the first frame and the second frame and having a closed cross section; and an electrical device disposed to an inside of the closed cross section of the main frame in a state of being separated upward from an inner bottom surface of the closed cross section, the electrical device being configured to cause the drive source to generate power for which the drive source rotationally drives.

The invention discloses an electric vehicle with a metal shell, which solves the problems of short service life and poor anti-collision effect caused by the adoption of all-plastic exterior trimming parts in the prior art, and comprises a vehicle frame, the vehicle frame comprises a faucet pipe arranged at the front end, and a sunken pedal part is formed in the middle of the vehicle frame. The connecting seat is supported by the faucet pipe; a front wall plate is arranged above the inclined rear portion of a front wheel of the electric vehicle, the front wall plate is provided with two downward extending parts which are arranged side by side and extend towards the lower side, the outer surfaces of the downward extending parts mainly form the side faces of the front wall part, the upper sides of the two downward extending parts are connected together through a connecting part, and the connecting part is connected to a connecting seat. Edge strips are arranged on the two opposite sides in the width direction of the pedal part respectively, the outer surfaces of the edge strips are exposed, and the length of the edge strips is at least equal to that of the pedal part. The two opposite sides of the supporting seat cushion are respectively provided with a side plate, and the outer surfaces of the side plates mainly form the side faces of the seat cushion supporting part. The dash panel, the edgings and the side plates are made of metal materials.