1935results about "Cycle saddles" patented technology

Height adjustable seat posts for bicycles are described herein. An example height adjustable seat post includes an upper tube and a lower tube configured in a telescopic arrangement. The height adjustable seat post also includes a shaft coupled to the lower tube and extending into the upper tube a piston assembly coupled to the shaft and disposed in the upper tube. The piston assembly includes a piston dividing the upper tube into a first chamber and a second chamber. The first and second chambers are filled with fluid. The piston assembly includes a valve operable between a closed state in which the fluid is blocked from flowing between the first and second chambers and an open state to enable the fluid to flow between the first and second chambers. The height adjustable seat post also includes a solenoid to control the valve.

Height adjustable seat posts for bicycles are described herein. An example seat post includes an upper tube and a lower tube are configured in a telescopic arrangement and moveable between at least a first position and a second position. The seat post includes an upper sealhead, a lower sealhead, a shaft coupled to the lower tube and extending through the lower sealhead and into the upper tube, and a piston in the upper tube and coupled to the shaft. The piston divides the upper tube into a first chamber between the piston and the upper sealhead and a second chamber between the piston and the lower sealhead. The seat post also includes a spacer in the second chamber between the piston and the lower sealhead to reduce a length of the height adjustable seat post in at least one of the first and second positions.

A seatpost assembly having: a first portion configured to include a seat; a second portion displaceable relative to the first portion in a retracting direction to a first position and an axially extending direction to a second position retracted relative to the first position; and an active motive force to drive the displacement. The range of displacement is between a fully extended position and a fully retracted position, with a mid-stroke position between. Preferably including an external actuator that is functional to convert the motive force into linear actuation of the displacement. Preferably where the motive force is provided from manual manipulation applied externally to the seatpost assembly. Preferably including an external controller, where incremental manipulation of the controller corresponds to incremental axial displacement. Preferably including a latching mechanism to selectively restrict the axial displacement.

The present invention relates to an electric scooter, and in particular to a foldable scooter. A foldable scooter is provided, comprising a front frame and a rear frame, wherein the front frame comprises a front fixation portion, and a first connecting frame and a second connecting frame which extend longitudinally; the front and rear ends of the first connecting frame are oppositely located above the front and rear ends of the second connecting frame; the rear frame comprises a rear fixation portion, and a third connecting frame and a fourth connecting frame which extend longitudinally; both the front end of the first connecting frame and the front end of the second connecting frame are fixed to the front fixation portion in a rotatable manner; the front end of the third connecting frame is fixed to the rear end of the first connecting frame in a rotatable manner, the third connecting frame deviating from its end is fixed to the rear end of the second connecting frame in a rotatable manner, and the rear end of the third connecting frame is connected to the rear fixation portion; and, the rear end of the fourth connecting frame is fixed to the third connecting frame or the rear fixation portion in a rotatable manner, while the rear end thereof is fixed to the first connecting frame in a rotatable manner. The present invention has the advantage that the folded scooter occupies less space and is more convenient for storage and transportation.

An electric vehicle and a powertrain for an electric vehicle are disclosed. According to an embodiment, an electric vehicle includes a steering system with a steering column, and a battery pack having a battery enclosure and a plurality of battery modules housed within the battery enclosure. The battery enclosure defines a slot that extends from at least a top surface of the battery enclosure to receive the steering column.

Disclosed are a high-barrier inflatable cushion and a preparation process therefor, which related to the technical fields of high-barrier inflatable cushions. The preparation process includes the following steps: material feeding, heating, vacuum counter-pressure molding, spray cooling, air cooling and drying, die-cutting, and thermal bonding. The high-barrier inflatable cushion comprises an airbag forming material and an airbag base material. The airbag forming material is prepared by laminating a TPU-EVOH composite with Lycra fabric, the TPU-EVOH composite has a total thickness of 0.4-0.8 mm, and the Lycra fabric has a gram weight of 150-230 g / m2. The airbag base material is prepared by laminating the TPU-EVOH composite with non-woven fabric, the TPU-EVOH composite has a total thickness of 0.1-0.3 mm, and the non-woven fabric has a gram weight of 60-80 g / m2.

A dropper seatpost assembly is disclosed. The dropper seatpost assembly includes a lower post comprising a travel adjustment bore and an upper post configured to interactively operate with respect to the lower post. The dropper seatpost assembly also includes a translating assembly configured to maintain one or both of an axial orientation and a rotational orientation of the upper post with respect to the lower post and at least one travel adjustment spacer removably coupled with the travel adjustment bore, the at least one travel adjustment spacer to interact with the translating assembly to reduce a maximum travel distance of the interactive operation of the upper post with respect to the lower post.

An IFP is disclosed. The IFP includes a sealing channel formed axially about an outer diameter (OD), the sealing channel including at least two walls where the at least two walls of the sealing channel having a smaller OD than an inner diameter (ID) of a chamber and a channel is formed between the at least two walls. The IFP also includes an anti-tipping feature fixedly coupled with at least a portion of one wall of the sealing channel, the anti-tipping feature increasing a length of the IFP.

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 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 vehicle frame for a vehicle is provided for mounting a high-capacity battery. The vehicle frame includes a lower mount structure coupled to a lower portion of the vehicle frame. The vehicle frame further includes an upper mount structure coupled to an upper portion of the vehicle frame. The lower mount structure and the upper mount structure are configured to receive a battery unit in a space formed between the lower mount structure and the upper mount structure, such that the battery unit is slidably disposed in an inclined position in the space.

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.

Air springs for bicycle components are described herein. An example air spring includes a tube, a first sealhead coupled to the tube, a second sealhead coupled to the tube such that a sealed pressure chamber is formed in the tube between the first and second sealheads, and a seal coupled to the second sealhead. The second sealhead and the tube are coupled along an axial interface locking length. The tube has a vent port. The seal is spaced from the vent port by a port seal gap that is less than the axial interface locking length such that as the second sealhead is being decoupled from the tube, the seal loses sealing contact with the inner surface to enable at least a portion of the sealed pressure chamber to be equalized with atmospheric air before the second sealhead is fully decoupled from the tube.

An electric vehicle and a powertrain for an electric vehicle are disclosed. According to an embodiment, an electric vehicle includes a suspension system, a seat, a steering system, an electric motor and a battery pack. The battery pack includes one or more battery modules to provide power to the electric motor and a battery enclosure housing the one or more battery modules. The battery enclosure is a structural element of the electric vehicle to receive loads from at least two of the suspension system, the seat and the steering system.

The invention relates to a scooter seat folding structure which comprises a front frame, connecting parts which are arranged in a mirror image mode and bent towards the upper portion of the front frame are arranged on the two sides of the front frame, and the top ends of the connecting parts are connected with supporting rods capable of turning over towards the front frame. A seat plate rotationally connected with the supporting rods is arranged between the two supporting rods and corresponds to the upper portion of the front frame, two movable pins which are arranged in a mirror image mode and can move towards the supporting rods on the two sides in a reciprocating mode are arranged at the bottom of the side, connected with the supporting rods, of the seat plate, and first positioning holes for the movable pins to be inserted in are formed in the supporting rods. A transmission rod is arranged in the supporting rod, one end of the transmission rod is rotationally connected with the connecting part, and the other end of the transmission rod is rotationally connected with the base plate and can move around the rotating center of the base plate. The scooter seat has the advantages that the structure is simple, seat folding operation is convenient, the bearing burden of a scooter is reduced, the cruising ability of the scooter is higher, carrying is more labor-saving and convenient, and the like.

The invention belongs to the technical field of intelligent scooters, provides a dynamic supporting type self-adaptive scooter based on artificial intelligence, and innovatively solves the defects of an existing scooter in the conversion process of a sitting posture and a standing posture by combining an intelligent AI model, a 360-degree somatosensory camera, sensor data and an electroactive polymer supporting system. Through the self-adaptive adjusting function of the AI model, the system can accurately carry out dynamic supporting adjustment in real time according to the posture, pressure and body shape of the user, and comfort, stability and health of each stage are ensured.

An internal floating piston (IFP) having circumferential seal groove 2 on its external surface between two walls 3, 4 of the external surface, and an anti-tipping feature 8 increasing a length of said

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.

A pressure relief valve 855 comprising a cap 805 with an opening therein, a plunger 810 configured to fill the opening in the cap 805 and a spring 815 configured to hold the plunger against the cap. T

There is provided a conveyance seat that ensures decorativeness and that does not impair seating comfort of a seated occupant. A conveyance seat includes a bottom plate; a pad material disposed on the bottom plate; a skin material covering the bottom plate and the pad material; and a decorative member formed separately from the skin material, and attached to the skin material to be exposed on a surface of the seat. The decorative member has a three-dimensional shape, and an exposed surface of the decorative member exposed on the surface of the seat and a surface of the skin material are substantially flush with each other.

A fuel tank and a seat assembly including the fuel tank is provided. The seat assembly includes a fuel tank, a seat frame securable to the fuel tank, and optionally a rear panel that supports a rearward portion of the seat frame. The seat assembly may define a chamber between the fuel tank and the rear panel. The seat frame is removably secured to one or both of the rear panel and the fuel tank. The fuel tank and rear panel may define a v-shape capable of distributing the rider load.

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.

A control device for a human-powered vehicle comprises an electronic controller configured to obtain driving-environment information relating to driving environment of the human-powered vehicle. The driving-environment information includes at least one of traffic information relating to traffic and road object information relating to road objects. The electronic controller is configured to control an electric component based on the driving-environment information.

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 seat post assembly for a bicycle includes a first tube having a first distal end and a second tube having a second distal end. A distance between the first distal end of the first tube and the second distal end of the second tube is at a maximum when the first tube is in a first position relative to the second tube. The seat post assembly also includes a first chamber and a second chamber that are fluidly coupleable. The first chamber is a positive fluid chamber, and the second chamber is a negative fluid chamber. The seat post assembly includes a fluid volume disposed in the first chamber and the second chamber. The fluid volume includes a compressible fluid. The first chamber is configured to act as a spring configured to bias the first tube towards the first position relative to the second tube.

An adjustable pneumatic-hydraulic pressure unit for stroke control including a cylinder and an actuating tube, an oil seal valve seat, a piston valve seat, and a plurality of pistons to form a plurality of oil chambers and a plurality of oil passages; whereby a piston is used to close to block or to open to conduct the oil passages, causing the oil-gas filled passages to form an internal pressure, which controls the actuating tube to be contracted downward or restored upward relative to the cylinder, so that the total exposed stroke of the actuating tube can be adjusted, and forms the pneumatic-hydraulic pressure unit with the function of stroke memory to cater the needs for riding and storing bicycles.

A straddled vehicle includes a footrest including a center step and a rear step. When a perpendicular bisector of a first line segment connecting a front end and a rear end of the rear step is defined as an imaginary first reference line, a center of gravity of the straddled vehicle is ahead of the first reference line and the grounding point of the rear wheel is behind the first reference line when the first line segment is horizontal. When a second line segment connects a front end and a rear end of the center step, and a straight line perpendicular to the second line segment and extending through the rear end of the first step is defined as an imaginary second reference line, the center of gravity of the straddled vehicle is behind the second reference line within a range of about 100 mm or is ahead of the second reference line.

An electric device of a human-powered vehicle comprises first wireless communicator circuitry and electronic controller circuitry. The first wireless communicator circuitry is configured to wirelessly communicate with second wireless communicator circuitry of a second electric device. The electronic controller circuitry is electrically connected to the first wireless communicator circuitry. The electronic controller circuitry is configured to obtain information relating to a positional relationship between the first wireless communicator circuitry and the second wireless communicator circuitry so as to generate at least one control signal based on the information.