2671results 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 and a piston in the upper tube. The piston divides the upper tube into first chamber and second chambers. The first and second chambers are filled with fluid. The height adjustable seat post also includes a valve including a fixed member and a rotatable member forming a face seal between a first face of the fixed member and a second face of the rotatable member. The fixed member has a fluid flow passageway. The rotatable member is rotatable relative to the fixed member between a closed position in which the rotatable member blocks the fluid flow passageway to prevent fluid flow between the first and second chambers and an open position to enable fluid flow through the fluid flow passageway and between the first and second chambers.

An electric motorcycle includes a frame assembly, a front wheel assembly, a rear wheel assembly and a battery compartment assembly. The frame assembly includes a casing and a seat assembled on the casing. The front wheel assembly is fixed on a first end of the frame assembly. The rear wheel assembly is fixed on a second end of the frame assembly. The battery compartment assembly is fixed on the casing and includes a battery pack and a compartment body to house the battery pack. The compartment body is integrally arranged with the casing. The battery pack is insertable and mounted in the compartment body. The casing is provided with a first receiving portion and a second receiving portion. A bottom of the seat is correspondingly provided with a first locking portion and a second locking portion to be clamped with the first receiving portion and second receiving portion.

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 includes a piston in the upper tube that divides the upper tube into a first chamber and a second chamber. The piston defines a fluid passageway between the first chamber and the second chamber. The height adjustable seat post also includes a plug in the fluid passageway. The plug is moveable in a linear direction between an open position to enable fluid flow through the fluid passageway and a closed position to block fluid flow through the fluid passageway. The height adjustable seat post further includes a motor and a cam assembly to convert rotational motion of the motor to linear movement of the plug.

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 includes a piston in the upper tube that divides the upper tube into a first chamber and a second chamber. The first and second chambers are filled with fluid. The piston defines a fluid passageway between the first chamber and the second chamber. The height adjustable seat post includes a plug and a seal carried by the plug. The plug is moveable in a linear direction between a closed position in which the seal is engaged with the piston to block fluid flow through the fluid passageway and an open position in which the seal is spaced from the piston to enable fluid flow through the fluid passageway.

Height adjustable seat posts for bicycles are described herein. An example apparatus includes a height adjustable seat post including a valve and an internal actuator to operate the valve to enable the seat post to expand or contract. The apparatus also includes a control device including a housing and a microcontroller in the housing. The control device is outside of the seat post. The microcontroller is to control power to the internal actuator based on wireless signals from a seat post actuator on the bicycle. The apparatus also includes a cable to electrically couple the seat post and the control device.

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.

Electric and hybrid off-road vehicles, accessories and frames therefor are provided. An off-road vehicle comprises a frame assembly, at least one front and rear wheel, at least one electric motor, at least one battery and at least one final drive unit operatively coupled to at least one wheel. The electric motor is operatively coupled to the final drive unit for transferring torque from the electric motor to the wheel. A battery assembly having electric components integrated thereto is provided. A structural battery is configured to provide a structural connection between at least two of a top, bottom, front and rear portions of a frame assembly for an off-road vehicle, and for receiving loads therefrom. Improved drivetrain arrangements provide flexibility in operating an off-road vehicle and improve overall performance. The environmental impact of off-road vehicles is reduced. Weight and complexity of off-road vehicle frames are reduced without affecting stability or safety.

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.

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 includes a piston assembly in the upper tube that divides the upper tube into a first chamber and a second chamber. The piston assembly includes a valve to control fluid flow between the first and second chambers. The height adjustable seat post also includes an actuator to operate the valve. The height adjustable seat post further includes a connector assembly connected to the lower tube. The connector assembly is to be connected to a mating connector assembly on the bicycle. The connector assembly includes a magnetic connector including a housing having an end surface with an opening, first and second electrical contacts in the opening, and a magnet disposed in the housing and spaced from the end surface of the housing.

A rider-posture changing assembly basically includes a first member, a second member and a state-changing structure. The first member has an actuator receiving part configured to interchangeably receive one of a mechanical actuator and an electric actuator at a time. The mechanical actuator and the electric actuator each has a connecting portion configured to engage with the actuator receiving part. The connecting portions of the mechanical actuator and the electric actuator are similar to each other. The first and second members are relatively movable in a longitudinal direction. The state-changing structure is configured to change the state of the rider-posture changing assembly between a first state and a second state. The first and second members are restricted from moving relative to each other in the first state. The first and second members are relatively movable in the longitudinal direction in the second state.

A dropper seatpost assembly is disclosed. The dropper seatpost assembly includes a lower post comprising a travel adjustment bore, an upper post configured to interactively operate with respect to the lower post, and a translating assembly configured to maintain an orientation of the upper post with respect to the lower post. The dropper seatpost assembly includes a first top out path with a first travel length and a second top out path, wherein the second top out path is distinct from the first top out path and wherein the second top out path provides a modified travel length different than the first travel length.

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.

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. The first tube is movable relative to the second tube to establish a distance between the first distal end and the second distal end. The distance is at a maximum distance when the first tube is in a first position relative to the second tube. The seat post assembly includes a seal disposed within the second tube and connected to the first tube or the second tube. The seat post assembly includes a piston coupled to the seal when the first tube is in the first position. A position of the seal relative to the second distal end is adjustable, such that the first position of the first tube relative to the second tube is adjustable via the coupling between the piston and the seal.

There is described a device for adjusting a seat position of a bicycle seat. The device allows a rider of a bicycle to adjust the tilt of their bicycle seat while the bicycle is in motion, without the rider having to first dismount. In some embodiments, the rider may also adjust the height of their bicycle seat at substantially the same time as the seat's tilt is adjusted, again without the rider having to first dismount. There are described a motorized embodiment in which one or more motors are used to drive a tilt actuator and a linear actuator, and a mechanized embodiment in which a source of pressurized air may be used to drive the linear actuator which in turn drives the tilt actuator.

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.

A vehicle may include a frame having a first portion, a second portion, and a tiller. The first portion may be coupled to a front wheel and to the tiller. The second portion may be coupled to a rear wheel and detachably coupled to the first portion. A method of transitioning the vehicle between a folded configuration and an unfolded configuration may include rotating the first portion of the frame relative to the second portion of the frame between the folded configuration and unfolded configuration to cause the first portion of the frame to lock to the second portion of the frame.

A seat post assembly includes a first tube moveable along an axis between a first position and a second position and a second tube telescopically moveable along the axis relative to the first tube between a retracted position and an extended position. A positioning assembly configured to adjustably position the second tube relative to the first tube. An electric actuator is adapted to be automatically electrically connected to a power source when the first tube is moved from the first position to the second position, and automatically electrically disconnected from the power source when the first tube is moved from the second position to the first position. The electric actuator is movable to actuate the positioning assembly in response to an electrical current adapted to be transmitted from the power source when the first tube is in the first position to adjustably position the second tube relative to the first tube.

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 tipless saddle with pelvic support arrangement includes a saddle body, a rigid bottom base and a rail frame. The saddle body has a front pelvic support portion, a concave central recess extending from a rear end of the saddle body to the front pelvic support portion, and two buttock support surfaces gradually and symmetrically extended sidewardly and upwardly from two longitudinal sides of the central recess respectively, wherein the two buttock support surfaces have two curved retention surfaces inclinedly and upwardly extended to two tips of two sides of the saddle body respectively and symmetrically, wherein the front pelvic support portion and two front portions of the two buttock support surfaces integrally form a pelvic support arrangement of the tipless saddle. The rigid bottom base is coupled to an underside of the saddle body and the rail frame is secured to the bottom shell for mounting a saddle clamp.

A telescopic, height adjustable, bicycle seatpost with a fixed frame insertion length, but adjustable uncompressed resting height is described herein. This telescopic bicycle seatpost with adjustable height and fixed frame insertion provides a unique structure and method for setting the uncompressed resting height of a telescopic bicycle seatpost, while using a fixed insertion length into the bicycle frame. The assembly allows a single telescopic bicycle seatpost to fit on many different sizes of bicycle, for cyclists of varied height and leg length, while maximizing the telescoping length of the seatpost for each situation, without requiring various lengths of seatpost to be manufactured. Instead, the telescoping length of the seatpost may be adjusted for cyclists of different height, allowing for one seatpost to fit many size frames and cyclists, while allowing each individual to maximize the telescoping length for their particular setup.

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.

A seat assembly for adjustably connecting a seat to a seat post is provided. The seat assembly may include a slider configured to slide along the seat post, a cam coupled to the slider and movable between a first position and a second position, and a cam washer positioned between the cam and the slider. The cam washer may include a base seated within a cutout disposed in the slider, the base having a non-circular shape for engagement with a complementary shape of the cutout. The cam washer may include a tab extending from the base, the tab seated within the cam. Associated systems and methods are also provided.

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.