Abstract: A saddle adjusting device is slidably disposed on a seat tube and comprises a seat body. The seat body is provided on a top end thereof with a saddle and includes a through portion for insertion of the seat tube. The seat body is provided with at least one seat tube clamp for clamping the seat body on the seat tube and further provided in a middle portion of the through portion with a hollow portion laterally penetrating the seat body and plural engaging grooves. The seat tube is fixedly provided with a bolt for cooperating with the engaging assembly. The engaging assembly can move along the bolt in a direction vertical to the axial direction of the seat tube to make protruding portions of the engaging assembly engage into or disengage from the engaging grooves for adjusting the position of the seat body relative to the seat tube.

Abstract: A bicycle seat adjustable device includes an outer tube with an inner tube movably inserted therein and a piston is connected to the inner tube. A valve control device includes an outer path tube in the inner tube, and a lower end of the outer path tube is connected to the piston and a top end of the outer path tube extends toward the inner tube. A movable piston is movably mounted to the outer path tube. An outer oil room and an inner air room are defined between the inner tube and the outer path tube. A valve unit is connected to the inner path tube to form an inner oil room and a path which communicates with the outer oil room and the inner oil room, and controlled by the valve unit. The inner tube and the inner path tube increases the travel distance of the hydraulic oil.

Abstract: A seat height adjustment apparatus includes a stepped portion provided on a bottom plate of a seat and formed in a stepped configuration, an adjust member removably attached to the stepped portion and having a lower face placed on a seat rail for adjusting the height between the seat rail and the seat, and vehicle body side fixing members provided on the seat rail for abutting with an abutting portion to fix the adjust member. Upon seat height adjustment, adjustment of the seat height can be carried out simply only by replacing the adjust member to an arbitrary stage of the stepped portion. Further, since the seat height adjustment apparatus is formed from the three parts of the stepped portion, adjust member and vehicle body side fixing member, the number of parts is reduced.

Abstract: A motor vehicle has a body, a wheel rotatably supported and coaxially disposed on the body, and an occupant riding portion supported by the body. The motor vehicle is provided with a body attitude detector for detecting an attitude of the body and a body attitude controller for controlling the body attitude detected by the body attitude detector, wherein, in response to an inertial force or a centrifugal force generated by acceleration, deceleration or a turning motion of the motor vehicle, the occupant riding portion is moved so as to balance the inertial force or the centrifugal force. The motor vehicle further includes an occupant attitude controller for controlling an attitude of the occupant riding portion in accordance with a detection value detected by the body attitude detector.

Abstract: An adjustable assembly for a bicycle includes a first support having an interior surface and a second support slidably positioned within at least a portion of the first support. One of the first support and the second support is adapted to attach to a first bicycle portion, and the other of the first support and the second support is adapted to attach to a second bicycle portion. Further, the second support comprises an expansion portion configured to be moved between an expanded position and a retracted position. The expansion portion is configured to engage the interior surface of the first support when the expansion portion is in an expanded position. In addition, the first support is configured to be selectively moved relative to the second support when the expansion portion is permitted to assume a retracted position. In some embodiments, the first bicycle portion comprises a bicycle frame and the second bicycle portion comprises a bicycle saddle.

Abstract: A bicycle seat height adjusting assembly comprises of a seat post that axially slides into an insert tube that fits into a bicycle frame in the place of a conventional seat post. The front of the insert tube has a plurality of evenly spaced locking holes sized to receive a locking pin. The locking pin with supplemental spring is positioned within the lower section of the seat post. A main air spring is positioned within the seat post to keep the main air spring free from dirt interference, allow the post to fully rise and lower, and enable the use of a maximum height pre-adjustment system. A first longitudinal groove positioned along the inner wall of the insert tube contains a spline rod with wedging projections. The spline rod is connected to a cable that extends out to an actuation lever that is positioned on the handlebars. As the actuation lever is pulled, the wedging projections push the locking pin out of the locking holes where the main air spring causes the seat post to rise.

Abstract: A bicycle passenger seat may include a mounting bracket adapted to be attached to an existing pole of an operator seat pole of an existing bicycle. A support frame may be pivotally attached to the mounting bracket and adapted to be selectively coupled to an axle of the rear wheel of the existing bicycle. A stud bolt is removably connected to the support frame. Passenger handles are removably attached to axially opposed ends of the stud bolt. A passenger seat may further be coupled to a posterior end of the support frame. The horizontal length of the support frame may be selectively adjustable along an x-axis while the vertical length may be selectively adjustable along a y-axis. In this manner, the combined weight of the operator and passenger is more evenly distributed so that a center of mass is forwardly spaced from the rear wheel of the bicycle.

Abstract: A bicycle seat adjustable device includes an outer tube and an inner tube inserted into the outer tube. A piston seat and a clamp unit are connected to the inner tube. A valve unit extends through the piston seat and is located in the inner tube. The valve unit includes a rod extending through the piston seat and reaches the bottom end of the outer tube. A control unit has a control unit connected to the bottom end of the outer tube and an action unit is located outside of the outer tube. The control unit has a push member connected with the rod. The action unit has a cable extending through the outer tube and connected to the push member. A switch is connected to the cable. The push member is indirectly moved to move the rod to control the hydraulic path in the piston seat by pulling the cable.

Abstract: Described are several mechanisms for permitting a user to adjust the seat on a stationary exercise bicycle. The described mechanisms can be used to adjust the height of the seat or the fore and aft positioning of the seat on an upright type bicycle. Each of the described mechanisms can be configured to provide users with an optimum seat position and with a convenient latch mechanism to adjust the position of the seat.

Abstract: According to some embodiments, an adjustable assembly for a bicycle comprises a first support and a second support slidably positioned within at least a portion of the first support, such that one of the first support and the second support is adapted to attach to a first bicycle portion and the other of the first support and the second support is adapted to attach to a second bicycle portion. In some embodiments, the second support comprises an expansion portion configured to be selectively moved between an expanded position and a retracted position. In one embodiment, the expansion portion is configured to contact and engage at least one portion of the first support when the expansion portion is in an expanded position, and the first support is configured to be selectively moved relative to the second support when the expansion portion is permitted to assume a retracted position.

Abstract: A tool-less coupling of a child vehicle having a front frame and a rear frame includes a post coupled to one of the front or rear frames; a locking insert having at least one flexible table coupled to the post, and a head tube coupled to the other of the front or rear frame, wherein an opening in a first end of the head tube is sized to cause inward flexing of the flexible tab as the post is inserted through the head tube, and the flexible tab flexes back outwardly after passing through the opening in the head tube so that a portion of the flexible tab is adjacent an end surface of the head tube such that the flexible tab cannot move back through the opening. Accordingly, the removal of the post from the head tube is prohibited and the front and rear frames are coupled together. A method for a tool-less assembly of a child vehicle is also disclosed.

Abstract: A seat adjustment device for a bike includes a holding base adapted to be engaged on a top of a support tube for a seat. First and second clamp blocks are received in the holding base. The second clamp block is moveable relative to the first clamp block. A bar-clamping space is formed between the first and second clamp blocks to clamp a support rod for the seat. An resilient member is provided between the first and second clamp blocks to bias the first and second clamp blocks towards an inner wall of the holding base. The first and second clamp blocks may be free to pivot around in the holding base, allowing the seat to be adjusted at a significantly increasing angle.

Abstract: An adjustment device for bicycle seat includes a connection portion located close to a top of the seat post and at least one through hole is defined through a wall of the connection portion. An adjustment device is located between the seat connector and the seat post so as to adjust the seat post relative to the seat tube. The adjustment device includes an adjustment path which can communicate with the at least one through hole or be sealed from the at least one through hole. A balance unit is connected to the connection portion and includes a cylinder and a piston ring is movably received in the cylinder to define an inner space of the cylinder into a liquid space and an air space. The cylinder includes a supply path which communicates with the liquid space and the at least one through hole.

Abstract: A bicycle seatpost assembly is provided with a pair of telescopically tubes, a floating piston, a valve unit and a flow control part. One end of the second tube is open such that one end of the first tube is telescopically disposed in the second tube. The floating piston forms a gas chamber in a first tube. The valve unit is immovably disposed with respect to a second tube and divides the first tube into first and second fluid chambers. The flow control part moves relative to the valve unit such that fluid flows from the second fluid chamber to the first fluid chamber through the valve unit when the flow control part is in a first position, and such that fluid flows from the first fluid chamber to the second fluid chamber through the valve unit when the flow control part is in a second position.

Abstract: A bicycle seat adjustable device includes an outer tube and an inner tube inserted into the outer tube. A piston seat and a clamp unit are connected to the inner tube. A valve unit extends through the piston seat and is located in the inner tube. The valve unit includes a rod extending through the piston seat and reaches the bottom end of the outer tube. A control unit has a control unit connected to the bottom end of the outer tube and an action unit is located outside of the outer tube. The control unit has a push member connected with the rod. The action unit has a cable extending through the outer tube and connected to the push member. A switch is connected to the cable. The push member is indirectly moved to move the rod to control the hydraulic path in the piston seat by pulling the cable.

Abstract: A saddle adjusting device is slidably disposed on a seat tube and comprises a seat body. The seat body is provided on a top end thereof with a saddle and includes a through portion for insertion of the seat tube. The seat body is provided with at least one seat tube clamp for clamping the seat body on the seat tube and further provided in a middle portion of the through portion with a hollow portion laterally penetrating the seat body and plural engaging grooves. The seat tube is fixedly provided with a bolt for cooperating with the engaging assembly. The engaging assembly can move along the bolt in a direction vertical to the axial direction of the seat tube to make protruding portions of the engaging assembly engage into or disengage from the engaging grooves for adjusting the position of the seat body relative to the seat tube.

Abstract: A bicycle seat height adjusting assembly comprises of a seat post that axially slides into an insert tube that fits into a bicycle frame in the place of a conventional seat post. The front of the insert tube has a plurality of evenly spaced locking holes sized to receive a locking pin. The locking pin with supplemental spring is positioned within the lower section of the seat post. A main air spring is positioned within the seat post to keep the main air spring free from dirt interference, allow the post to fully rise and lower, and enable the use of a maximum height pre-adjustment system. A first longitudinal groove positioned along the inner wall of the insert tube contains a spline rod with wedging projections. The spline rod is connected to a cable that extends out to an actuation lever that is positioned on the handlebars. As the actuation lever is pulled, the wedging projections push the locking pin out of the locking holes where the main air spring causes the seat post to rise.

Abstract: A bicycle seat height adjusting assembly comprises of a seat post that axially slides into an insert sleeve that fits into a bicycle frame in the place of a conventional seat post. The front of the seat post has a plurality of evenly spaced holes sized to receive a locking pin. The locking pin with supplemental spring is positioned within a generally cylindrical protrusion that extends out from the top section of the insert sleeve. A main air spring is positioned within the seat post to keep the main air spring free from dirt interference, allow the post to fully rise and lower, and enable the use of a maximum height pre-adjustment system. The locking pin connects to a cable that extends out to an actuation lever that is positioned on the handlebars. The opening between the main air springs two chambers is sized to damped the airflow and keep the seat post from rising up too fast.

Abstract: A bicycle saddle and handlebar height adjustment device including a tubular element provided with elements for its connection to the saddle, and presenting a portion cooperating with a support element for the tubular element. The support element is associated with a ring nut rotating thereon and presenting a first thread cooperating with a corresponding first counter-thread provided on the tubular element. An alignment element is present to maintain the angular position between the tubular element and the support element. The ring nut is associated with the support element by way of a second thread cooperating with a corresponding second counter-thread provided on the support element. The first and second threads are counter-rotating.

Abstract: A method and apparatus for a seat post assembly that is adjustable to an upper, intermediate, and lower seat post position using a locking member and a sleeve member coupled to an actuator for securing and releasing an inner tube with respect to an outer tube. The actuator may move the sleeve member to release the locking member from engagement with the outer tube to adjust the inner tube and thus the seat post assembly to the upper, intermediate, or lower seat post positions. The actuator and the sleeve may be biased into an initial position that urges the locking member into engagement with outer tube to lock the inner tube to the outer tube.

Abstract: A quick release camming mechanism is used in a seat post clamp that secures a seat post to a seat tube. Whereas prior art quick release mechanisms have only a single lever, this mechanism has two independently rotatable levers. About half the force is required to independently push either lever closed as to push both levers closed simultaneously. Similarly, about half the force is required to open either lever individually as to open them simultaneously.

Abstract: A bicycle saddle height adjustment apparatus that is mounted on the frame of a bicycle, for adjusting the height of a bicycle saddle. The bicycle saddle comprises a seat post that supports a bicycle saddle and is adapted to fit telescopically within the seat tube of a bicycle frame; a height adjustment mechanism mounted on the seat tube of a bicycle, for adjusting the saddle height; and a spring connected between the seat post and the height adjustment mechanism. Actuating the height adjustment mechanism enables a cyclist to safely and quickly adjust the height of a bicycle saddle while continuously operating said bicycle.

Abstract: Described are several mechanisms for permitting a user to adjust the seat on a stationary exercise bicycle. The described mechanisms can be used to adjust the height of the seat or the fore and aft positioning of the seat on an upright type bicycle. Each of the described mechanisms can be configured to provide users with an optimum seat position and with a convenient latch mechanism to adjust the position of the seat.

Abstract: A motorized bicycle seatpost assembly is basically provided with a first tube, a second tube, a motor and a movement mechanism. The first tube has a first end and a second end. The second tube has a first end and a second end. The first end of the second tube is open such that the second end of the first tube is telescopically disposed in the first end of the second tube. The motor is arranged in at least one of the first tube and the second tube. The movement mechanism is connected to the motor to change a relative axial position between the first and second tubes.

Abstract: A lightweight, adjustable seat clamping assembly for attaching a seat to a bicycle or like cycle comprised of three links assembled together to create three parallel pivotal axes that form a triangular pattern. One link contains the seat post. Another link contains the seat. The third link provides support between the first two. With respect to the seat post, angular position and horizontal clamping offset are adjusted by altering the positions of the three pivotal axes. Horizontal seat position is adjusted by shifting the seat horizontally within the assembly. The assembly can incorporate a calibration scale that assists the rider in determining and remembering the seat's angular position.

Abstract: A child vehicle includes a front frame having a handlebar and at least one front wheel, and a rear frame movably coupled thereto and having at least one rear wheel. At least one graphical interface is coupled to the vehicle and includes a placard having a frame secured to the vehicle and a working surface disposed generally within the frame. The working surface is configured to be marked thereon by the child using a marking utensil so as to create an artistic expression for customizing the vehicle. A tool-less coupling between the front and rear frames and an associated method of a tool-less assembly of a child vehicle are also disclosed.

Abstract: A bicycle seat height adjusting assembly comprises of a seat post that axially slides into an insert sleeve that fits into a bicycle frame in the place of a conventional seat post. The front of the seat post has a plurality of evenly spaced holes sized to receive a locking pin. The locking pin with supplemental spring is positioned within a generally cylindrical protrusion that extends out from the top section of the insert sleeve. A main air spring is positioned within the seat post to keep the main air spring free from dirt interference, allow the post to fully rise and lower, and enable the use of a maximum height pre-adjustment system. The locking pin connects to a cable that extends out to an actuation lever that is positioned on the handlebars. The opening between the main air springs two chambers is sized to damped the airflow and keep the seat post from rising up too fast.

Abstract: An elevating device for seat cushion of bicycle includes a cylinder having at least one level to expand or contract inside a frame tube of a bicycle frame, a stick for operating the cylinder, and a driving device for driving the stick. By the driving device, the stick below the seat cushion will press the cylinder so as to make an adjustment of the height of the seat cushion. Therefore, the elevating operation for seat cushion of bicycle is easy and convenient to adjust a proper height of the seat cushion for getting on/off the bicycle and also for comfortable riding.

Abstract: A seat for a vehicle and a seat for a watercraft include a polyurethane-made first cushion body covered with a seat skin. A thermoplastic elastomer-made second cushion body is disposed between the first cushion body and a bottom plate 43. The relationships of t1<t2, 5 mm?t1?30 mm, and 20 mm?t2?50 mm are established, where t1 is the material thickness of the first cushion body, and t2 is the material thickness of the second cushion body. The resulting configuration provides a seat for a vehicle and a seat for watercraft which are capable of securing a good ride comfort.

Abstract: An adjustable-length seat post has a stanchion with first and second openings. The seat post has a sliding tube, a locking device and an energy transmission device. The sliding tube is guided through the first opening into the stanchion and is displaceable along a longitudinal direction of extension of the stanchion. The sliding tube is movable relative to the stanchion. An overlap between stanchion and sliding tube in a first position is greater than in a second position. The locking device can be transferred between a locking position and a releasing position, wherein in the locking position the sliding tube is fixed. The energy transmission device can transmit energy from an external actuating element to be provided to the locking device for releasing or locking. When the sliding tube is in the second position, the energy transmission device arranged guided from an external actuating element to be supplied through the second opening of the stanchion as far as the locking device.

Abstract: A seat height adjustment apparatus includes a stepped portion provided on a bottom plate of a seat and formed in a stepped configuration, an adjust member removably attached to the stepped portion and having a lower face placed on a seat rail for adjusting the height between the seat rail and the seat, and vehicle body side fixing members provided on the seat rail for abutting with an abutting portion to fix the adjust member. Upon seat height adjustment, adjustment of the seat height can be carried out simply only by replacing the adjust member to an arbitrary stage of the stepped portion. Further, since the seat height adjustment apparatus is formed from the three parts of the stepped portion, adjust member and vehicle body side fixing member, the number of parts is reduced.

Abstract: There is provided an adjustable saddle support that adjustably connects a conventional bicycle saddle with a conventional bicycle seat post. The conventional bicycle seat post has a conventional first saddle clamp mechanism. The adjustable saddle support comprises an adjustment mechanism that has a second saddle clamp mechanism and a support member which supports the adjustment mechanism. The adjustment mechanism adjustably engages the support member. There is also a pair of rails which have parallel spaced apart sections. The pair of rails is connected with the support member.

Abstract: A seat adjustment device for a bike includes a holding base adapted to be engaged on a top of a support tube for a seat. First and second clamp blocks are received in the holding base. The second clamp block is moveable relative to the first clamp block. A bar-clamping space is formed between the first and second clamp blocks to clamp a support rod for the seat. An resilient member is provided between the first and second clamp blocks to bias the first and second clamp blocks towards an inner wall of the holding base. The first and second clamp blocks may be free to pivot around in the holding base, allowing the seat to be adjusted at a significantly increasing angle.

Abstract: With the present holding device for bicycle saddles with a seat tube (2) that can be inserted into a guide tube (1) of the frame of a bicycle, a saddle carrier (6) arranged at the upper end (2?) of the seat tube (2) as well as a clamping element (7) for fixing the position of the seat tube (2) in the guide tube (1), the clamping element (7) bears against the inner wall of the lower opening of the seat tube (2) at the lower end of the seat tube (2) in a longitudinally displaceable manner and is connected to a tension element (10). The tension element (10) is thereby arranged running in the interior of the seat tube (2) and is connected at its upper end to a holding element (20), wherein the holding element (20) is arranged in the seat tube (2) in a longitudinally displaceable manner with respect to the longitudinal axis (A) of the seat tube (2).

Abstract: A saddle adjusting device is slidably disposed on a seat tube and comprises a seat body. The seat body is provided on a top end thereof with a saddle and includes a through portion for insertion of the seat tube. The seat body is provided with at least one seat tube clamp for clamping the seat body on the seat tube and further provided in a middle portion of the through portion with a hollow portion laterally penetrating the seat body and plural engaging grooves. The seat tube is fixedly provided with a bolt for cooperating with the engaging assembly. The engaging assembly can move along the bolt in a direction vertical to the axial direction of the seat tube to make protruding portions of the engaging assembly engage into or disengage from the engaging grooves for adjusting the position of the seat body relative to the seat tube.

Abstract: A durable, airless, chainless bicycle multiple riders of differing heights is disclosed. The bicycle is propelled by a drive shaft instead of a chain, making the drive assembly more dependable. The tires are made from a solid material and cannot go flat. The frame and other components of the bicycle are either inherently rust resistant or are coated to increase their rust resistance. The bicycle also has a front basket that is mounted such that the basket does not turn when the front wheel turns. Finally, the bicycle has a seat adjustment mechanism which allows the seat height to be adjusted without tools.

Abstract: The present invention finds application in the field of support structures, and particularly relates to a seat structure, particularly for cycle and human body support frames. The structure comprises a support element (2) having a lower surface (4) and an upper surface (3), the latter being designed to support at least partially the weight of a user, and anchor means (5) associated to the support element (2) for anchorage thereof to a bicycle or human body support frame (T) in a longitudinally and/or angularly and/or vertically adjustable position. The anchor means (5) include at least one longitudinal extension (6), which extends downwards from said support element (2) and has at least one substantially horizontal member (7), designed to be clamped by at least one substantially horizontal clamping member (S), which is associated to the frame (T), and acts in a substantially vertical direction.

Abstract: The cycle seat with adjustable sides includes laterally adjustable side wings for increased rider stability. The seat is mounted on arcuately articulating arms that pivot from the lower forward frame of the cycle. The arms are biased upwardly by a spring, thus urging the seat into contact with the rider. A latch mechanism allows the rider to latch the seat position in a lower range for normal riding, or to latch the seat in a higher range to support the rider as he or she stands on the pedals to exert greater force during acceleration or uphill riding. The greater support provided by the raised seat and articulating support mechanism during such riding greatly reduces the amount of upper body exertion the rider would otherwise need to stabilize him or herself using the cycle handlebars, thus freeing the rider to exert greater pedal force during such extreme cycling operations.

Abstract: The device includes a tubular fitting (6) that is part of a bicycle frame and able to accommodate a saddle post (7), elements (19,20) for locking the saddle post (7) in rotation, and members (8) for holding the saddle post (7) in a longitudinal position that is determined relative to the tubular fitting (6). The holding members comprise a stop surface (7a) that is provided on the saddle post (7) and able to work with a stop (8) that is provided on the fitting (6) so as to delimit the insertion length of the saddle post (7) in the latter. The holding members also include at least one annular crosspiece (9, 10) that can be arranged between the stop surface and the stop so as to allow the adjustment of the insertion length.

Abstract: The present invention is a seat height adjustment mechanism for exercise equipment having a seat. Examples of such exercise equipment include: stationary exercise bicycles; road or mountain type bicycles; resistance strength training supporting racks or platforms (e.g., preacher curl benches, military or shoulder press racks, etc.) for use with free weights; and resistance strength training machines that employ as resistance weight plates, deflectable members, elastic bands, springs, hydraulic cylinders, pneumatic cylinders, etc. The mechanism comprises a member, a telescopic member, and an engagement member. The member extends upwardly and includes a rack. The telescopic member includes a first end telescopically received in the member and a seat end. The engagement member is coupled to the telescopic member and adapted to engage the rack.

Abstract: A saddle-adjusting mechanism of a fitness apparatus having: a) a set of upper and lower parallel slide rails pivotally attached to a front and a rear connecting rod; and b) a saddle support with guide rollers and an engaging gear such that the upper and lower parallel slide rails may be adjusted at a certain angle. Meanwhile, a saddle can be moved forward and backward and maintained at a certain angle so that the operators have a comfortable sitting. Moreover, a back pad support is installed in such a way that a fine adjustment of the backing angle of a back pad is achieved by moving it upward and downward.

Abstract: A bicycle saddle lifter is provided which is safe and simple in structure and which can raise the saddle of a bicycle while a bicycle driver is sitting on the saddle. The biasing force of a stroke spring 10 which biases the saddle upwardly is determined such that when the weight of a bicycle driver directly acts on the saddle, the saddle lowers, and when the driver applies force to pedals of the bicycle while sitting on the saddle, and the load on the saddle decreases, the saddle rises. While the driver is not sitting on the saddle, resistance resulting from the biasing force of the stroke spring prevents a ratchet pawl 13b for checking the ascent of the saddle from being disengaged from the corresponding ratchet gear 14 even by switchover operation.

Abstract: An adjustable bicycle seat assembly includes an adjusting unit which includes a top end member connected to the seat post and an adjusting tube is connected to a lower end of the top end member. An inner space is defined in the adjusting tube and an outer space is defined between the adjusting tube and the seat post. A path is defined between the adjusting tube and the top end member so as to communicate with the inner space and the outer space. An axle is movably received in the path and removably seals the path. An anti-rotation device is located between the seat post and the seat tube so as to prevent the seat post from rotating relative to the seat tube.

Abstract: A bicycle seat includes an upright post, a support base mounted on an upper end of the upright post, a rotation base rotatably mounted on the support base, a seat body movably mounted on the rotation base, a retaining member mounted on the seat body, and two locking bolts in turn extending through the support base, the seat body and the retaining member to clamp the seat body between the rotation base and the retaining member. Thus, after each of the two locking bolts is unscrewed, the seat body is movable forward and backward relative to the upright post so as to adjust the position of the seat, and is rotatable relative to the upright post so as to adjust the inclined angle of the seat.

Abstract: Bicycle apparatus for use with a bicycle that includes a bicycle seat post, the apparatus including at least one bicycle seat support member, a pair of locking members mechanically linked to the bicycle seat support member, and a lock adapted to lock the locking members to each other, wherein in a first position the bicycle seat support member is securable to a bicycle seat post of a bicycle for use as a bicycle seat support, and in a second position the bicycle seat support member is arranged for locking the bicycle by being locked with the locking members and the lock.

Abstract: A bicycle seat clamp arrangement including a bicycle seat having a mounting beam extending lengthwise on an underneath side of the bicycle seat and defining a first surface. A clamp assembly is configured to apply a clamping force to the mounting beam and defines a second surface. The first and second surfaces are configured to interlock in order to inhibit relative fore and aft movement of the bicycle seat and the clamp arrangement. In one arrangement, the surfaces comprise a plurality of interlocking gear teeth. In another arrangement, the surfaces comprise a corresponding plurality of projections and depressions. The first and second surfaces may cooperate to form a wedge configuration to inhibit rocking of the bicycle seat relative to the clamp assembly.

Abstract: A bicycle seat device includes a seat post having a passage formed through a seat supporting base, a lower clamp member disposed on the seat supporting base and having an oblong hole aligned with the passage of the seat supporting base, a saddle having a space formed by a casing, an upper clamp member engaged into the space of the saddle and having a pathway and one or more recesses for receiving a pole. A fastener may clamp the saddle between the clamp members. The lower clamp member includes a curved surface for rotating relative to the seat supporting base to selected angular positions.

Abstract: A bicycle seat tube adjusting assembly includes: a rod body which is installed with a positioning seat; a first clamping unit and a second clamping unit being assembled with the positioning seat; two channels being formed between the first clamping unit and the second clamping unit for clamping; an adjusting unit installed with the second clamping unit; the adjusting unit having at least one protrusion and at least one tightening unit abutting against the protrusion; and a positioning unit resting against the positioning seat; and wherein by the adjusting unit, the first clamping unit and second clamping unit are adjusted on the positioning seat so as to provide a preferred riding position.

Abstract: A bicycle seat adjustable device includes a seat post connected to a seat tube and a transverse tube is connected on a top end of the seat post which including a passage. Two notches are defined radially in two inner peripheries of two open ends of the transverse tube respectively. Two adjustable members each have a tubular portion inserted into the passage via the open end corresponding thereto. One of the adjustable members has an adjustable bolt extending from one end thereof and is threadedly connected to the other adjustable member. Each adjustable member has a protrusion extending outward and radially therefrom and is engaged with the one of the two notches of the transverse tube so as to restrict the pivotable movement of the two adjustable members. Two rails of the seat are clamped between two open ends of the transverse tube and the two adjustable members.

Abstract: A bicycle saddle lifter is provided which is safe and simple in structure and which can raise the saddle of a bicycle while a bicycle driver is sitting on the saddle. The biasing force of a stroke spring 10 which biases the saddle upwardly is determined such that when the weight of a bicycle driver directly acts on the saddle, the saddle lowers, and when the driver applies force to pedals of the bicycle while sitting on the saddle, and the load on the saddle decreases, the saddle rises. While the driver is not sitting on the saddle, resistance resulting from the biasing force of the stroke spring prevents a ratchet pawl 13b for checking the ascent of the saddle from being disengaged from the corresponding ratchet gear 14 even by switchover operation.