Abstract: A collapsible stroller includes a collapsible seat-support frame and a frame lock coupled to the seat-support frame. The frame lock is operable by a caregiver to retain the seat-support frame in an erect configuration or release the seat-support frame so that it is free to move to a collapsed storage configuration.

Abstract: A stroller includes a front frame member assembly supporting laterally spaced apart front wheels, a middle frame member assembly supporting laterally spaced apart rear wheels; laterally spaced apart hubs interconnecting the frame member assemblies, and a seat assembly. The hubs each have a mounting structure that comprises a shaft extending from the respective hub. The shafts are axially aligned one with the other, each having two parallel flat sides and two curved sides joining the flat sides. The seat assembly comprises at least one seat frame member, and connector assemblies disposed on opposite sides of the seat frame member. Each connector assembly comprises a mounting surface having a recessed slot defined therein, each slot having a narrow portion disposed between two relatively wider portions. The narrow portion corresponds approximately to the distance between the flat sides.

Abstract: A shopping cart having a rear-facing seat for intermittent sitting and resting while shopping. The seat is in a barrier-less rear region of a rear open alcove, allowing a user to freely access the seat for sitting and to freely exit the seat for standing. The seat hingedly connects to the cart, allowing the seat to selectively lower in a down position for sitting and selectively swing upwards for accessing a storage area below the seat. The seat operationally connects to a brake, actuating the brake when the seat is in the down position, the brake engaging at least one wheel of the cart when the brake is actuated. The rear region of the cart has a pair of arms defining the alcove, each arm having a horizontal grab bar, providing support when a user grabs the bar upon rising from sitting.

Abstract: According to one embodiment, a vehicle frame, front wheel which is formed of a universal caster, a pair of rear wheels, and a lift-up wheel which is formed of a universal caster and is provided at a lower portion of the rear end part of the vehicle frame such that the lift-up wheel is capable of being elevated between a ground-contact position and a non-ground-contact position by an elevation mechanism, the lift-up wheel being configured such that the lift-up wheel, together with the front wheel, movably supports the vehicle frame in a lowered state of the lift-up wheel at the ground-contact position.

Abstract: A changing pad stroller assembly provides a selectively deployable diaper changing support on a stroller. The assembly includes a frame and a handle coupled to the frame. A plurality of wheels is coupled to the frame. A seat coupled to the frame and an upper tray is also coupled to the frame. The upper tray extends around a forward end of the seat. A main panel has a first edge pivotally coupled to a first side of the upper tray. The main panel is positionable to extend across the seat such that a second edge of the main panel engages second side of the upper tray.

Abstract: A rolling walker comprises a frame, a seat supported by that frame, and a backrest supported by the frame. By one approach the backrest is configured to selectively move between a first position that provides back support for a person sitting in the seat facing in a forward direction and a second position that provides back support for a person sitting in the seat facing in a rearward direction. If desired, this backrest can be comprised of a material (such as a memory foam material) that biases the backrest towards that first position when the backrest is in the first position and that biases the backrest towards the second position when the backrest is in the second position.

Abstract: A buggy for transporting children has a frame (3a, 3b, 5) and wheels (9) that are rotatably mounted relative to the frame to support the frame above a ground surface. A primary seat (8) is operatively supported by the frame for supporting a first child. A secondary seat (17) is operatively supported by the frame for supporting a second child. The buggy is convertible between an in use configuration for transporting children and a folded storage configuration, whether or not the secondary seat is attached. The secondary seat may be detachable. The secondary seat may be positioned at least partly behind and at least partly below the primary seat.

Abstract: A buggy for transporting children has a frame (3a, 3b, 5) and wheels (9) that are rotatably mounted relative to the frame to support the frame above a ground surface. A primary seat (8) is operatively supported by the frame for supporting a first child. A secondary seat (17) is operatively supported by the frame for supporting a second child. The buggy is convertible between an in use configuration for transporting children and a folded storage configuration, whether or not the secondary seat is attached. The secondary seat may be detachable. The secondary seat may be positioned at least partly behind and at least partly below the primary seat.

Abstract: A stroller apparatus can collapse in a compact and convenient manner. In some embodiments, the stroller apparatus can be provided with a mounting fixture capable of detachably fastening a child support accessory thereon. The mounting fixture affixed on the stroller frame can lock with a connector affixed on the child support accessory. The connector can be inserted into the mounting fixture for locking the child support accessory in position on the stroller frame. The connector can lock with the mounting fixture in either of a rearward and forward facing configuration of the child support accessory. In other embodiments, the stroller apparatus can include a child support that has a connector portion through which it is assembled with the stroller frame. The construction of the stroller frame is such that it can be conveniently collapsed in a compact form.

Abstract: A chair for use by a person with limited lower-body mobility, the chair having a height adjustable seat and chair sides that fold down to form a ramp or bridge to facilitate lateral movement by a user between the chair and an adjacent surface.

Abstract: A motorized vehicle assembly having a frame, a seat supported by the frame, and one or more wheels in communication with the frame, where the frame may have a plane extending therethrough and the seat may have a plane extending therethrough. The seat may be adjustable with respect to frame. The seat may be adjusted laterally in a first direction and/or a second direction, where the seat faces a third direction that is substantially perpendicular to the first direction and the second direction. The seat may be rotated or tilted toward the first direction, the second direction, the third direction, or a fourth direction, where the fourth direction may be substantially opposite the third direction. In some cases, the seat may be tilted in the same direction in which the seat has been laterally adjusted.

Abstract: A wheeled walker with dual-brake systems has a frame, two grips, at least three wheels, a seat cushion, at least one brake assembly, at least one manual system, and at least one seat actuating system. The brake assembly selectively stops the wheel. The seat actuating system is connected to the brake assembly and has a seat actuating segment and a seat brake cable. The seat actuating segment is mounted pivotally on the frame and selectively abuts the seat cushion. When a user sits on the seat cushion, the seat cushion presses downward the seat actuating segment. Then the seat actuating segment actuates the brake assembly to stop the corresponding wheel. Therefore, the brake assembly actuates the brake automatically when the user sits on the wheeled walker.

Abstract: A rollator wheelchair is provided comprising a frame provided with at least two wheels, a first chair section mounted to the frame and a second chair section mounted to the frame, the first chair section comprising a back support and a first seat portion, and the second chair section comprising a second seat portion, wherein the first and second chair sections provide a seating arrangement, wherein the first chair section is detachable and wherein the second chair is arranged such that when the first chair section is detached a free walking space is present between the at least two wheels.

Abstract: A vehicle frame assembly (4) including a hinge device (16), the hinge device (16) having first and second hub devices (22) and a third hub device (22) interposed between the first and second hub devices (22), the first and second hub devices (22) releasably engage with the third hub device (24) for locking the vehicle frame assembly (4) in an erected condition, wherein the first and second hub devices (22) have inwardly-projecting lugs (26) about their periphery and the third hub device (24) includes at its periphery recesses (28), the recesses (28) and the inwardly-projecting lugs (26) arranged to loosely interdigitate in the erected condition, and wherein the inwardly-projecting lugs (26) comprise inwardly-projecting ramped portions and the third hub device (24) comprises, bounding the recesses (28), corresponding outwardly-projecting ramped surface portions (40).

Abstract: A brake mechanism suitable for use with an infant stroller apparatus includes two wheel supports adapted to affix with two transversally spaced-apart legs of the infant stroller apparatus, two wheels respectively assembled with the two wheel supports about a rotation axis, wherein each of the two wheels includes a hub portion, two latches respectively assembled with the two wheel supports and operable to rotationally lock the two wheels, and a brake actuating assembly including two cam surfaces in sliding contact with the two latches, wherein the two cam surfaces are operable to rotate about the rotation axis to cause displacements of the two latches parallel to the rotation axis to respectively engage and disengage the hub portions of the two wheels.

Abstract: A foldable stroller includes two front legs, two rear legs, a basket frame, two seat-supporting tubes, two pivoting members, two connecting rods, and a backrest-supporting tube. Rotation of the basket frame and the seat-supporting tubes relative to each other about a pivot point results in rotation of the pivoting members relative to the connecting rods about another pivot point to thereby rotate the backrest-supporting tube and the basket frame toward the rear legs in different directions.

Abstract: The present invention discloses a stroller including a foldable stroller skeleton, a front-wheel assembly and a rear-wheel assembly installed on the foldable stroller skeleton, a frame pivotally connected to the foldable stroller skeleton and an assistant wheel pivotally connected to the frame for being capable of contacting a ground by cooperating with the rear-wheel assembly as the frame approaches the rear-wheel assembly by rendering the foldable stroller skeleton folded. The stroller can be in a standing state so as to facilitate users to carry after being folded. The assistant wheel is rolling as the stroller is dragged so that users can save more effort to drag the stroller. The stroller is standing by the assistant wheel and the rear-wheel assembly, instead of the front-wheel assembly and the rear-wheel assembly.

Abstract: A shopping cart includes an expandable cargo compartment having opposite first and second ends, a frame to which the cargo compartment is attached, a handle disposed proximate the first end of the cargo compartment, and a foldable child seat disposed proximate the second end of the cargo compartment, wherein folding the child seat increases a capacity of the cargo compartment and wherein the child seat comprises a seat back pivotally attached to the frame. In another aspect, a shopping cart comprises a frame, a cargo compartment attached to the frame, a handle attached to the frame, and a foldable child seat. The foldable child seat comprises a rod pivotally attached to the frame, a seat back attached to the rod, a sleeve configured to slide upon the rod, and a seat bottom hingedly attached to the sleeve.

Abstract: A child carrier in accordance with the present disclosure is adapted to be mounted on a rolling stroller frame to hold a child for transport on the rolling stroller frame. In one mode, the child carrier is configured to provide a bassinet. In another mode, the child carrier is configured to provide a seat.

Abstract: A pushing vehicle is described for transporting at least one child, including: a wheeled chassis including a chassis frame and a plurality of wheels that are rotatably mounted relative to the chassis frame to support the chassis frame above a ground surface and which enable the chassis to be moved along the ground surface; a passenger support for supporting a child; wherein the passenger support is attachable to the frame in a mounting position by a single tool-less attachment mechanism for attaching an underside of the passenger support to the chassis frame, to support the passenger support generally above the wheeled chassis. Also described are related modular seating systems and a supporting compartment.

Abstract: A stroller includes a stroller frame having two opposite side frames, two first connecting devices disposed respectively on the two side frames of the stroller frame, a first removable seat including a seat body and two second connecting devices disposed respectively on two sides of the seat body of the first removable seat, a second removable seat including a seat body, and two third connecting devices disposed respectively on two sides of the seat body of the second removable seat. The first connecting devices are selectively and respectively connected with the second connecting devices or the third connecting devices so as to selectively mount the first removable seat or the second removable seat to the stroller frame.

Abstract: A baby stroller for receiving a car seat is disclosed. The stroller has a frame structure including a car seat receiving frame and a push handle. The car seat receiving frame has four sides including a front bar and a back bar. One or more support straps are attached to the car seat receiving frame and located below the car seat receiving frame, where each support strap has one end attached to the front bar and another end attached to the back bar of the car seat receiving frame. The support straps are adjustable in length. When a car seat is rested on the car seat receiving frame, the bottom of the car seat is supported by the support straps. A safety strap is provided to secure the car seat to the frame structure. The stroller does not have a seat for seating a child.

Abstract: A baby stroller for receiving car seats is disclosed. The stroller has a frame structure including two car seat receiving frames spaced apart in a longitudinal direction. The two frames are located at different heights, allowing the two car seats placed thereon to overlap each in the longitudinal direction. On each car seat receiving frame, one or more support straps are attached to a front bar and a rear bar of the frame and located below the frame. The support straps are adjustable in length. When a car seat is rested on a car seat receiving frame, the bottom of the car seat is supported by the support straps. A safety strap is provided to secure each car seat to the frame structure. The stroller does not have a seat for seating a child.

Abstract: A seat unit for child is disclosed in the invention, which comprises a seat frame and locking devices. The seat frame includes a framework, a left lower bracket, a left upper bracket with one end being rotatably connected to one end of the left lower bracket by a left first shaft, a right lower bracket, and a right upper bracket with one end being rotatably connected to one end of the right lower bracket by a right first shaft. The other end of the left lower bracket is rotatably connected to the other end of the right lower bracket, and the other end of the left upper bracket is rotatably connected to the other end of the right upper bracket. The axis of the left first shaft and the axis of the right first shaft extend along the left-right direction respectively.

Abstract: A stroller (10) includes: a front leg (31); a middle leg (34) located rearward of the front leg; a rear leg (37) located rearward of the middle leg; a front-wheel holding mechanism (21) provided on the front leg; a middle-wheel holding mechanism (24) provided on the middle leg; and a rear-wheel holding mechanism (27) provided on the rear leg. The front-wheel holding mechanism is configured to rotatably and turnably hold a front wheel (22). The middle-wheel holding mechanism is configured to rotatably and unturnably hold a middle wheel (25). The rear-wheel holding mechanism is configured to rotatably and turnably hold a rear wheel (28).

Abstract: A user interface for a power folding stroller includes: a rotational mechanical joint positioned on the handlebars of the stroller. The rotational mechanical joint is coupled to electrical sensors that must be activated by the user rotating a ring combined with a second step of pressing a button to activate the folding or unfolding process. Once the ring has been rotated the required distance and returned to a home position, an indication, such as an LED light, may be provided to the user that the second action of pushing the button can be undertaken.

Abstract: A baby stroller provides upper body exercise for a person while pushing the stroller. The stroller has: a) a frame, b) at least three wheels, with at least one forward wheel and at least two rearward wheels, c) a baby seat and d) a fixed upright handle attached to the frame and extending above the baby's seat. There is also an exercising device positioned behind the baby seat and attached to the frame comprising: e) a pair of handles; f) each handle having an proximal gripping end and a length of structural material extending to a distal end of the handle; g) a sliding or rotating system that provides a horizontal resistance component to movement of the handle as the handle moves forward relative to the frame; and h) a separate sliding or rotating system attached to each handle.

Abstract: An infant carrier apparatus comprises a support frame having opposite first and second sides, a handle pivotally coupled with the support frame, and a stop mechanism. The handle is operable to rotate relative to the support frame between a first position inclined toward the first side, and a second position inclined toward the second side. The stop mechanism is adapted to arrest the handle at an intermediate position when the handle is rotated from the first position toward the second position, wherein the intermediate position is located between the first and second position. In addition, other embodiments also described a method of adjusting the infant carrier apparatus.

Abstract: A release actuator can comprise a support element, a latch mechanism, a release button movably assembled with the support element, a transmission element connecting the latch mechanism with the release button, and a safety latch key disposed adjacent to the release button. The release button can be movable parallel to a first axis for driving unlocking operation of the latch mechanism. The safety latch key and the release button are assembled so as to be movable relative to each other parallel to a second axis for either blocking or unblocking movements of the release button parallel to the first axis. Moreover, one embodiment of an infant carrying apparatus is also described.

Abstract: A tricycle may be operable between a first mode of operation steerable by a tricycle rider, and a second mode of operation steerable by an individual pushing the tricycle. In both such first and second modes, the frame of the tricycle is configured to rotatably support the rear wheels and configured to support the head tube at a distance from the rear wheels such that a distance between the head tube and rear wheels need not necessarily be changed even when the front wheel axis location is changed from one mode to another.

Abstract: A brake device is disposed at a child carrier including a frame and at least one wheel unit that includes a hub and a plurality of spokes radiating from the hub. The brake device includes a base unit, an operable unit, a brake unit, and a positioning unit. The base unit is connected to the frame and is formed with a first guiding groove and a through hole. The operable unit is pivotally connected to the base unit and includes at least one side wall formed with a positioning hole and a second guiding groove. The brake unit is disposed slidably in the first and second guiding grooves. The positioning unit is disposed in the through hole and includes a positioning component and an elastic member elastically abutting against the positioning component.

Abstract: A baby stroller is formed by a stroller frame and a chair, and the stroller frame includes a rotatable base. When the baby stroller is unfolded, the base is provided for abutting the stroller frame and positioned automatically, and when the baby stroller is folded, the chair and the stroller frame are folded and positioned directly together with the rotation of the base. The chair includes a folding joint, such that the chair can be folded directly onto the stroller frame to provide a simple, easy and quick operation and to achieve the effect of reducing the storage volume of the baby stroller.

Abstract: A folding stroller with changeable seating positions two infants or children is provided. The seating positions for two children may include side-by-side, with the seats positioned to be transverse to the direction of travel of the stroller, with seats facing the same or facing in opposite directions. Seating positions may also include in-line front-to-rear, facing forward or backward; side-by-side facing forward or backward. At least one seat may be provided with a reclining mechanism in which the seat may be reclined between a first position and a second position such that the center of mass of the seat remains substantially aligned with a vertical axis of the stroller.

Abstract: A child carrier apparatus comprises a support frame, a backrest assembly having a backrest frame, a seat assembly mounted with the support frame, wherein the seat assembly includes a first seat frame and a second seat frame, the second seat frame being operable to rotate about a pivot axle relative to the first seat frame, and a hinge structure connected between the backrest frame and the first seat frame. The hinge structure blocks rotation of the backrest frame when the second seat frame is deployed for use, and access to the second seat frame is disabled when the child carrier apparatus is in a configuration using the first seat frame for seating a child. In some embodiments, a method of operating the child carrier apparatus is also described.

Abstract: A stroller includes a stroller frame having a mounting frame portion, a support frame connected pivotally to the mounting frame portion for supporting a seat, and a support-frame adjusting device operable to adjust an angle between the support frame and the mounting frame portion. The support-frame adjusting device includes an elongated supporting member disposed pivotally on one of the support frame and the mounting frame portion and having first and second engagement portions, and a positioning member locked releaseably at a selected one of the first and second engagement portions. When released from the selected one of the first and second engagement portions, the positioning member is movable to engage the other one of the first and second engagement portions to thereby change the angle between the supporting member and the mounting frame portion and, thus, the inclination angle of the seat.

Abstract: The invention discloses a stroller for assembling with an infant safety seat having a first engaging portion. The stroller includes a second engaging portion and a covering component. The second engaging portion is for engaging with the first engaging portion; the covering component includes a first portion and a second portion. The first portion is for covering the second engaging portion. The second portion is surrounding the first portion, and the first portion is clamped between the first engaging portion and the second engaging portion the infant safety seat is assembled with the stroller via the first engaging portion being engaged with the second engaging portion. It is not needed to form an opening on the covering component to implement engagement between the stroller and the infant safety seat, so as to solve a problem of fingers of an infant on the stroller being clipped by the opening.

Abstract: A stroller includes a stroller frame, a front seat assembly, and a rear seat assembly. The stroller frame includes two side support assembly disposed oppositely. A front seat space and a rear seat space are formed between the two side support assemblies. The rear seat assembly is detachably and height-adjustably disposed between the two side support assemblies and located in the rear seat space, for performing a function of adjusting a sitting height of a child sitting on the rear seat assembly. The stroller can include an accommodating basket under the front seat assembly. When the rear seat assembly is moved relative to the stroller frame, an expansible side portion of the accommodating basket can spread upward to expand the accommodating space of the accommodating basket.

Abstract: A buggy includes a frame, at least one wheel coupled to the frame and formed with a recess, and a braking mechanism provided to the wheel and including a braking rod that has a first end. The braking mechanism is movable between a free position, where the first end of the braking rod is free from the wheel and the wheel is rotatable, and a braking position, where the first end of the braking rod is received in the recess in the wheel such that the rotation of the wheel is limited.

Abstract: An infant carrier apparatus comprises a support frame, a seat assembly and handle assembly respectively connected with the support frame, a backrest frame, and a child holding accessory. The child holding accessory can be detachably installed on the infant carrier apparatus, supported by the backrest frame and the handle assembly. In one embodiment, the child holding accessory includes a support bracket and an enclosure. For installing the child holding accessory, the backrest frame is adjusted to a position inclined forward. The child holding accessory can be then installed between the backrest frame and the handle assembly, wherein the child holding accessory has two opposite end portions respectively connected with the backrest frame and the handle assembly.

Abstract: A frame for a baby carriage includes two side supporting members, a handling member, a traverse connecting member and a central supporting member. The handling member has opposite ends connected to the two side supporting members, respectively. The traverse connecting member has opposite ends connected to the two side supporting members, respectively and spaced apart from the handling member. The central supporting member is arranged between the two side supporting members so as to form two side-by-side seat areas and terminating at the traverse connecting member so as to form a T-shaped structure.

Abstract: A child carrier apparatus having at least two configurations of use. In some embodiments, the child carrier apparatus comprises a support frame, a seat assembly mounted on the support frame and including a front seat frame and a rear seat frame operable to rotate about a pivot axle relative to the front seat frame, and a lock mechanism including a locking element assembled with the rear seat frame and operable to move relative to the rear seat frame between a first and second position. The locking element when in the first position is configured to engage with a portion of the front seat frame for locking the front seat frame with the rear seat frame. In some embodiments, a method of operating the child carrier apparatus is also described.

Abstract: A stroller includes a frame and a plurality of hubless wheels. A seat is disposed on the frame. The hubless wheels are disposed on the frame. The hubless wheel includes a rim, an internal sliding structure and at least one bridging component. A tire is disposed on the hubless wheel. The rim has an external sliding structure on an inner surface of the rim. The internal sliding structure is disposed inside the external sliding structure. The bridging component is disposed between the external sliding structure and the internal sliding structure. The bridging component revolves on its own axis.

Abstract: A headrest-adjusting mechanism is adapted for use with a stroller. The stroller includes a headrest-supporting tube and a backrest-supporting tube. The headrest-adjusting mechanism is adapted to be connected between the headrest-supporting tube and the backrest-supporting tube in such a manner to allow for rotation of the headrest-supporting tube relative to the backrest-supporting tube from a usable position to a folded position in a predetermined direction.

Abstract: An automatic wheel adjustment mechanism mounted between two front wheels and a front wheel stem of a foldable motorized vehicle, comprising: (a) a front wheel supporting shaft having a bearing housing positioned on the top center portion of the front wheel supporting shaft, a first connecting portion, and a second connecting portion positioned on the front wheel supporting shaft, (b) a connecting member having a ring on one end and a connecting shaft on other end, wherein the connecting shaft extends upwards to form a connecting portion, and (c) a plurality of bearings, wherein outer races of the bearings is fixed at the center portion of the front wheel supporting shaft, the ring of the connecting member is connected to the lower end of the front wheel stem, the connecting shaft of the connecting member passes through and fixedly connected to the inner races of the plurality of the bearings.

Abstract: A stroller includes a lower carriage, an upper carriage and a foldable support assembly. The upper carriage is pivotally connected to the lower carriage. The foldable support assembly comprises a connecting member, an upper support member and a lower support member. One end of the upper support member is pivotally connected to the upper carriage. One end of the lower support member is pivotally connected to the lower carriage. At least one of the other end of the upper support member and the other end of the lower support member is pivotally connected to the connecting member.

Abstract: A foldable stroller frame with an auto-extending wheel distance adjustment is provided with at least a front support rack, a rear support rack, a pushing rack and a pair of power transmitting rods. A pair of first sliding-and-pivoting connectors is mounted for moving along the front support rack and permitting the pair of rear wheel sets capable of moving toward the front wheel set for shortening the wheel distance between the pair of rear wheel sets and the front wheel set. The pushing rack has an upper pushing section and a lower pushing section pivoted to the lower portion of the upper pushing section. The pair of power transmitting rods is connected between the rear support rack and the pushing rack for driving the rear support rack by rotating the pushing rack.

Abstract: An infant carrier apparatus comprises a support frame, a handle assembly having two side segments, two handle adjusting mechanisms pivotally connecting the two side segments of the handle assembly with the support frame, a release actuator and two transmission elements. Each of the handle adjusting mechanisms has a locked state for securely holding the handle assembly in place relative to the support frame, and an unlocked state allowing rotation of the handle assembly about a pivot axis relative to the support frame. Each of the transmission elements has a first and second distal end, wherein the first distal end is connected with one of the handle adjusting mechanisms, and the second distal end is connected with the release actuator. The release actuator is operable to switch the handle adjusting mechanisms from the locked state to the unlocked state.

Abstract: A device holder for a transport apparatus having a user storage compartment which includes a main body detachably coupled to the transport apparatus and a device storage compartment disposed on the main body to store a device therein, wherein the main body is coupled to the transport apparatus to provide a line of sight to a user disposed in the user storage compartment.

Abstract: This application discloses a number of fold flat, collapsible, stowable wheel assemblies for wheeled carriers including but not limited to strollers, jogging strollers, flat carts, dollies, trolleys, wagons and carts. The application discloses novel methods to selectively fixate the wheel/tire position, to stow and fold flat, fixed, swivel and caster wheels so that the wheels/tires fold flat and generally parallel with the floor/base/frame of the device providing for a thin stowed profile. Also, one innovation provides for a flat cart and all wheels fold flat to the underside and side elevational profile of the carrier device. Other innovations relate to methods to manufacture and provide for fold flat caster or swivel wheels. One embodiment provides for a baby jogging stroller forward wheel/tire that is a selectively fixed, or becomes a swivel wheel, which quickly and easily may be folded flat along the jogger frame, without removing the wheel.

Abstract: A foldable stroller has a frame assembly with a frame fold joint and is reconfigurable between an in-use configuration and a folded configuration. A child support structure is repositionable between a usable state on the frame assembly in the in-use configuration and an unusable state not suitable to support a child on the frame assembly. An interlock mechanism cooperates with the child support structure and is movable between a locked state preventing the frame assembly from being folded from the in-use configuration to the folded configuration and an unlocked state permitting the frame assembly to be folded. With the frame assembly in the in-use configuration and the child support structure on the frame assembly in the usable state, the interlock mechanism is retained in the locked state. The interlock mechanism is unlocked when the child support structure is moved to the unusable state.