Abstract: The present disclosure relates to a seat cover assembly of a baby stroller including a seat cover, a support structure and a pivot portion. The support structure is disposed in the seat cover and includes a first plate member and a second plate member that are movably connected. A seam is formed between the first plate member and the second plate member, and a width of the seam is less than a sum of a thickness of the first plate member and a thickness of the second plate member. The pivot portion is opposite the seam and close to a surface of the first plate member and a surface of the second plate member.

Abstract: Disclosed is a wheelchair, and particularly to a wheelchair with a lifting function, which has a simple structure for automatically moving a seating block where a wheelchair user is sitting, and enables the seating block to have a lifting movement and a rotational movement, thereby simplifying a structure and assisting the wheelchair user in standing up safely.

Abstract: A watercraft lift with rearward and forward lateral beams, left and right side longitudinal side beams, a pair of left side lifting arms, a pair of right side lifting arms supporting at their upper ends left and right side watercraft supports, and left and right side actuators pivotally attached to the left and right side rearward lifting arms. In one embodiment the left side rearward lifting arm and the left side actuator rotate about their pivotal attachments to the longitundinal left side beam in a left side plane, and the right side rearward lifting arm and the right side actuator rotate about their pivotal attachments to the longitundinal right side beam in a right side plane.

Abstract: Embodiments include strollers having removable seats. An example stroller may include rear wheels, front wheels, and a frame including a handle portion, a rear wheel support portion, a front wheel support portion and a folding mechanism connecting the front wheel support portion and the handle portion in both an unfolded configuration and in a folded configuration. The frame may include a stroller seat support portion positioned at a first vertical position adjacent the handle portion, and a front seat attachment configured for attachment to the front wheel support portion at a second vertical position substantially lower than the first vertical position. The front seat attachment may be configured to support the front stroller seat substantially over the front wheels so that a center of gravity of the stroller system is between the front wheels and the rear wheels.

Abstract: A safety screen assembly that couples to or is a component of an equipment bag for sports training is disclosed. The safety screen assembly is configured to be coupled with an equipment bag and function as a rolling carrier in a first configuration, and convert to a full-sized safety screen in a second configuration utilizing the equipment bag as a ballast and support. In a preferred embodiment the safety screen is designed to protect a pitcher from batted balls during batting practice.

Abstract: An assisted thrust system for a carriage provided with wheels that includes a base to which a first directional wheel and a second directional wheel are fixed that are connected to the base so as to be able to rotate around a respective axis perpendicular to the base; to the base a first drive wheel and a second drive wheel are further fixed that are rotated by at least one gearmotor unit, which drives the first drive wheel by a first magnetic coupling device and the second drive wheel by a second magnetic coupling device.

Abstract: A versatile transport rack uses a center frame and one or two outer frames that are pivotally attached to the center frame on opposing sides thereof. Hinge pin receiver pairs, having vertically aligned openings, are attached to each of one or two vertical rails extending upwardly from the center frame and receive door pin pairs of a vehicle door. Landing implements, such as castors or landing gear, are removably attached to the center frame, the outer frames or both. A deck plate can be attached to one or both of the outer frames.

Abstract: A luggage case includes a pair of shoulder hooks mounted on a telescoping assembly that extends from the luggage case to allow the user to place the shoulder hooks over the user's shoulders and tow the luggage case without having need for the user to use their hand(s) to tow the luggage case. The shoulder hooks are configured to swivel so that, when the telescoping assembly is collapsed, the shoulder hooks are received in respective pockets formed the top of the luggage case, and when the telescoping assembly is extended to a desired length, the shoulder hooks can be rotated to hook over the user's shoulders.

Abstract: A wheelchair comprises a base assembly and a tilt assembly supported on the base assembly. The base assembly has a wheelbase and a wheel track. Each of the wheelbase and wheel track is independently adjustable. The tilt assembly is unchanged when either the wheelbase or wheel track is adjusted.

Abstract: A dolly assembly for transporting a grain aeration fan includes a frame, which is shaped and sized so that the frame is complementary to a base of load. Each of a pair of wheels is engaged to a respective opposed end of an axle. The axle is engaged to a back of the frame and extends from a first side of the frame past a second side thereof. A handle is engaged to the back of the frame proximate to the second side. A user can grasp the handle and tilt the frame so that a center of mass of the load is positioned above the axle. A forward view of the user is not blocked by the load. A leveling unit is engaged to and extends perpendicularly from the frame proximate to a front thereof. The leveling unit and the wheels support the frame in a substantially horizontal configuration.

Abstract: Embodiments include strollers having removable seats. An example stroller may include rear wheels, front wheels, and a frame including a handle portion, a rear wheel support portion, a front wheel support portion and a folding mechanism connecting the front wheel support portion and the handle portion in both an unfolded configuration and in a folded configuration. The frame may include a stroller seat support portion positioned at a first vertical position adjacent the handle portion, and a front seat attachment configured for attachment to the front wheel support portion at a second vertical position substantially lower than the first vertical position. The front seat attachment may be configured to support the front stroller seat substantially over the front wheels so that a center of gravity of the stroller system is between the front wheels and the rear wheels.

Abstract: A wheelbarrow assembly is disclosed with a wheelbarrow tray, a wheel to connect to the tray for rotation relative to the tray, for transportation of the tray upon an underlying support surface and a pair of handle assemblies. Each handle assembly is provided with a first unitarily formed handle portion with a distal end, an intermediate region, and a proximal end. The proximal end has a cross-section that is reduced relative to a cross-section of the intermediate region. The second handle portion is provided with a distal end and a proximal end; the proximal end having a cross-section that is sized to receive the first handle distal end cross-section therein to assemble the second handle portion to the first handle portion.

Abstract: The invention discloses a novel sheet folding trailer, comprising pocket component, front-frame component, rear-frame component, bottom-frame component, wheel component, handle component, wherein vertical skeleton unit of the invention comprises front-frame component and rear-frame component, the pocket component is arranged between front-frame component and rear-frame component, the bottom-frame component comprises front bottom-frame component, rear bottom-frame component, bottom-frame U-shaped hinge, drive tube component, the wheel component comprises universal wheel fork a, universal wheel fork b, directional wheel fork a, directional wheel fork b, torque tube a, torque tube b, the handle component is arranged at one side of front-frame component, the handle component and the front-frame component are connected through linkage component.

Abstract: Embodiments include strollers having removable seats. An example stroller may include rear wheels, front wheels, and a frame including a handle portion, a rear wheel support portion, a front wheel support portion and a folding mechanism connecting the front wheel support portion and the handle portion in both an unfolded configuration and in a folded configuration. The frame may include a stroller seat support portion positioned at a first vertical position adjacent the handle portion, and a front seat attachment configured for attachment to the front wheel support portion at a second vertical position substantially lower than the first vertical position. The front seat attachment may be configured to support the front stroller seat substantially over the front wheels so that a center of gravity of the stroller system is between the front wheels and the rear wheels.

Abstract: A personal mobility vehicle, such as a stroller, has spaced apart side frame assemblies that each include a backrest portion and a seat frame portion. The backrest portion is moveable to several recline positions relative to the seat frame portion by actuating a latching mechanism. The backrest portion and the base frame are both moveable to a folded position relative to the seat frame by actuating the same latching mechanism. The side frame assembly further has a tilt mechanism that permits the backrest and seat frames to move as a unit relative to the base frame.

Abstract: Disclosed embodiments provide systems and methods for simulation of firearm discharge and training of armed forces and/or law enforcement personnel. A motion tracking system tracks motion of one or more users. In embodiments, the users wear one or more sensors on their bodies to allow tracking by the motion tracking system. A scenario management system utilizes position, orientation, and motion information provided by the motion tracking system to evaluate user performance during a scenario. A weapon simulator includes sensors that indicate position of the weapon and/or orientation of the weapon. The weapon simulator may further provide trigger activation indications to the scenario management system. In embodiments, the scenario management system generates, plays, reviews, and/or evaluates simulations. The evaluation can include scoring based on reaction times, posture, body position, body orientation, and/or other attributes.

Abstract: A toilet wheelchair comprises (a) a wheelchair frame; (b) at least three wheels rotatably connected to the wheelchair frame; and (c) a seat carried by the wheelchair frame; the seat comprises a main seat portion configured carrying a user and an auxiliary seat portion releasably mountable in an area configured for defecating the user. The wheelchair comprises a bag frame and a disposable bag carried by the frame; the toilet wheelchair comprises a lifting mechanism configured for displacing the seat from a transport position to an elevated position allowing the bag frame to be mountable within the area configured for toileting the user such that the bag is ready for receiving excrements of the user.

Abstract: Described herein is a cargo carrier system comprising a cargo carrier and a mounting base configured to attach to a vehicle trailer hitch. The cargo carrier can have wheels and can removably attach to the mounting base. The cargo carrier can easily be removed from the mounting base and pivoted to the ground. The mounting base can be pivoted vertically when not in use.

Abstract: A cart comprises a body structure and at least one wheel connecting structure. The body structure comprises a support shaft, a first frame member and a second frame member. Both the first and second frame members are disposed on the support shaft. The wheel connecting structure is disposed on one end of the support shaft and comprises a driving assembly, a rotating assembly, a linking assembly, and an energy assembly. The driving assembly is connected to the first frame member. One end of the rotating assembly is disposed in correspondence with the one end of the support shaft, and the other end of the rotating assembly is mounted on a wheel member. The linking assembly is disposed between the driving assembly and the rotating assembly. The linking assembly comprises a pushing unit, which is pivotally connected to the rotating assembly. The energy assembly is connected to the linking assembly.

Abstract: A folding wheelchair is disclosed having a frame with two side portions, a seat and a folding mechanism. The folding mechanism has coupling connections, pivoting connections and a cross-strut with two bars crossing at a pivot point. First ends of each of the cross-strut bars are mounted rotatably on the side portions of the frame via the pivoting connections. Second ends of each of the cross-strut bars are releasably mounted on the other of the two side portions of the frame via the coupling connections. A distance between the frame side portions may be modified if the cross-strut bars second ends are released from the frame side portions. The cross-strut bars are pivoted relative to each other about the pivot point. The cross-strut extends from the first ends to the second ends of the bars in a cross-strut direction which, in the operating position, extends substantially along the seat.

Abstract: A multi-functional folding trolley comprises a trolley frame including a front wall, two side walls, and a rear wall, wherein the front wall and the rear wall are formed by frames composed of connection rods, and the two side walls are formed by scissor-shaped connection rod assemblies. The multi-functional folding trolley further comprises an angle-adjustable trolley pushing mechanism connected to a rear upper part of the frame of the rear wall and an axle mechanism located at a rear lower part of the frame of the rear wall and having two sides respectively provided with tires capable of being assembled and disassembled rapidly. The two-wheeled multi-functional folding trolley of the invention is suitable for various occasions.

Abstract: Disclosed is a collapsible walking device that can be disposed in an operative (open) configuration and a storage (closed) configuration. The open, operative configuration of the walking device provides a structure to aid a user in walking or standing. The closed, storage configuration allows for easy and convenient storage and transport of the walking device. The collapsible walking device can be transitioned from the operative configuration to the storage configuration in one motion. The walking device includes four support legs that extend to the ground from adjacent two handles, and a seat configured to support the user.

Abstract: The present invention discloses a folding cart, which comprises a left frame, a right frame, plurality of platforms, a left connecting rod, a right connecting rod, a guide rod, a sliding sleeve, a pressing member, a moving block and an elastic member. The sliding sleeve, disposed on the guide rod and slidable up and down relative to the guide rod, has a limiting hole opposite to the second opening of the guide rod. The pressing member has a first slope. The moving block has a second slope and a limiting protrusion. By the slope sliding between the pressing member and the moving block and the sliding of the sliding sleeve along the guide rod, the sliding is smooth, with low friction. Therefore, not too much force is required and the operation is thus easier.

Abstract: A utility cart includes a flooring apparatus and a pair of wheels. The flooring apparatus includes first and second bracket assemblies and first and second panel members. The first and second panel members are movable relative to the first and second bracket assemblies between an unfolded position in which the first and second panel members extend horizontally and a folded position in which the first and second panel members extend vertically. One wheel of the pair of wheels is attached to the first bracket assembly and another wheel of the pair of wheels is attached to the second bracket assembly. The flooring apparatus is disposed between the pair of wheels when the first and second panel members are in the unfolded position and the folded position.

Abstract: A trailer cart includes a frame having a front end, a rear end and sides. A wheel assembly is attached to the frame. The wheel assembly includes an axle and a pair of wheels. A tongue is attached to and extends from the front end of the frame. The tongue includes a trailer coupler configured to secure to a trailer ball. A winch assembly is attached to the trailer. The winch assembly includes an upright post and a winch attached to the upright post. The winch assembly is attached to at least one of the tongue and the frame and is disposed near the front end of the frame.

Abstract: A collapsible mobility aid with two frame elements, on each of which at least one wheel is secured or can be secured, and with a folding mechanism by which the frame elements are connected to each other, and a distance between the frame elements in a first position of the folding mechanism can be adapted to a transport distance and in a second position of the folding mechanism can be adapted to a use distance, wherein the folding mechanism has a central element with a slide arranged moveably with respect thereto, at least two connection arms which are each articulated on a frame element and on the central element, and at least two levers which are each articulated on a connection arm and on the slide, wherein the swivel axes, about which the levers are arranged on the connection arms and the slide such that they can be swiveled, are on one plane when the folding mechanism is in the second position.

Abstract: Disclosed embodiments provide systems and methods for simulation of firearm discharge and training of armed forces and/or law enforcement personnel. A motion tracking system tracks motion of one or more users. In embodiments, the users wear one or more sensors on their bodies to allow tracking by the motion tracking system. A scenario management system utilizes position, orientation, and motion information provided by the motion tracking system to evaluate user performance during a scenario. A weapon simulator includes sensors that indicate position of the weapon and/or orientation of the weapon. The weapon simulator may further provide trigger activation indications to the scenario management system. In embodiments, the scenario management system generates, plays, reviews, and/or evaluates simulations. The evaluation can include scoring based on reaction times, posture, body position, body orientation, and/or other attributes.

Abstract: Embodiments include, but are not limited to, a stroller with a collapsible frame where an upper end of the side armrest rotatably connected to a slider, the lower end of the side armrest rotatably connected to an upper end of the rear leg set, a middle portion of the rear leg set rotatably connected to a lower end of the handlebar set, the upper end of the rear leg set and the lower end of the side armrest rotatably connected to the upper end of the front leg set, the middle portion of the front leg set rotatably connected to the front end of the seat set, the rear end of the seat set rotatably connected to the lower end of the handlebar set, and the slider capable of sliding along the length of the handlebar set, wheel assemblies, and a locking mechanism, between the handlebar set and the slider.

Abstract: The present application provides a baby carrier with a convertible seat frame which includes a stroller frame, a stroller frame mount, the resting member, and the seat frame. The seat frame is pivotally mounted to the stroller frame mount so as to pivot between a seat mode and a lay-flat mode relative to the stroller frame. By fixing the resting member to the stroller frame mount mounted to the stroller frame to form a firm integral, the resting member does not pivot along with the seat frame pivoting. The resting member stays at a designated horizontal position when the seat frame pivots independently of the resting member. Therefore, the resting member does not intervene between caregivers and the child in the baby carrier so that a space substantially above the seat frame is kept clear for ease access to the child in the baby carrier.

Abstract: A stroller includes a chassis and a child support. The chassis is configured to roll along the ground in response to being pushed by a caregiver. The child support is coupled selectively to the chassis and is configured to support a child resting therein.

Abstract: A foldable handcart comprises a handcart frame comprising a bottom frame, a front frame, a rear frame and side frames. The bottom frame comprises two longitudinal beams and a supporting beam arranged in-between. Each longitudinal beam has two ends separately pivoted to the front and rear frames and comprises a front longitudinal beam part and a rear longitudinal beam part, which are pivoted to two ends of a longitudinal beam limiting part and can be folded downwards or be limited upwards to form the linear longitudinal beam. Each side frame comprises two first oblique beams having first ends pivoted together and second ends separately pivoted to the front and rear frames. In the unfolded state, each front longitudinal beam part and the corresponding rear longitudinal beam part form one linear longitudinal beam and form a triangular supporting structure together with the two first oblique beams of the corresponding side frame.

Abstract: A foldable and height-adjustable table may include a main frame, a foldable frame, and a wheel assembly. The main frame has two side frames which are separated with a distance and parallel with each other. Each of the side frames has a vertical front sleeve and a vertical rear sleeve, and each of top bars horizontally located at a top end of the side frame. A table top has a pivotal side edge pivotally coupled with one of the top bars and an opposed detachable side edge detachably coupled with another top bar. The table top is configured to be coupled on tops of the top bars for use or pivotally turned over to couple at an outer edge of the side frame for store, and the main frame is configured to be folded between the folded position and unfolded position.

Abstract: A foldable golf trolley includes a standing tube assembly movably coupled with a front wheel assembly through a front wheel connecting rod. A bottom tube assembly is connected with the front wheel assembly and the standing tube assembly. A four-rod linkage is formed by the standing tube assembly, the front wheel connecting rod, the front wheel assembly and the bottom tube assembly. The standing tube assembly is connected with the left and right wheel assemblies through a left and right wheel connecting rod assembly respectively. The left/right wheel connecting rod assembly includes a left/right wheel driving connecting rod and a left/right wheel driven connecting rod, and a left/right wheel four-rod linkage is formed by the left/right wheel driving connecting rod, the left/right wheel assembly, the left/right wheel driven connecting rod and the bottom tube assembly. The trolley could be quickly folded into a compact structure and unfolded.

Abstract: Rollator-trolley assembly comprising a preferably continuously arranged bracket shaped handle at a rear upper side of the assembly, wherein the bracket shaped handle is pivotally adjustable between a rollator position, in which the bracket shaped handle is substantially directed to a front side, and a trolley position, in which the bracket shaped handle is substantially directed towards a rear side; wherein free walking space is provided between the wheels of the rollator-trolley assembly in the rollator position.

Abstract: A collapsible cart may include a handle, a first supporting frame, and a second supporting frame. In one embodiment, the handle is movably secured at the first supporting frame, and the first supporting frame and the second supporting frame are connected with a connecting member. The connecting member may include a plurality of connecting units. In one embodiment, the collapsible cart further includes a fabric secured at a receiving space created by the supporting frames and the connecting members on both sides. It is important to note that when the cart is fully unfolded, the first and second connecting units are substantially perpendicular to the second supporting frame and the first supporting frame respectively to strengthen the connecting member.

Abstract: A device for transporting a child with an adjustable child seat. The device comprises a tensioning device comprising a first band which is coupled to the seat part and a pair of substantially inelastic bands which are each connected at a first end to the first band and connected at a second end to respective sides of the frame. The device also comprises an adjusting device with which the pair of inelastic bands can be fixed relative to the back part. The first band is an elastic band which, at least after termination of the fixation of the pair of inelastic bands, exerts a tensile force on the inelastic bands, whereby these bands are tightened.

Abstract: A collapsible trolley includes a body having a back panel, a shelf panel pivotally attached to a bottom edge of the back panel, a pair of back wing panels pivotally attached one each to opposing side edges of the back panel, a pair of shelf wing panels pivotally attached one each to opposing side edges of the shelf panel and one each to bottom edges of the pair of shelf wing panels. The body is movable between an unfolded use configuration and a folded storage configuration. A latching member is attached to the body and adapted to secure the body in the folded storage configuration. A pair of wheels is attached to the pair of back wing panels by brackets that trap the wheels between vertical abutment portions and the back wing panels, and the back wing panels have arcuate openings that align with the edge rims of the pair of wheels.

Abstract: The invention includes methods and apparatuses for patient transfer from a rollable chair to a bed and back. A rollable chair includes a first frame having a seat; a second frame coupled to the first frame, the second frame having a backrest configured to move relative to the first frame; and a third frame coupled to the first frame, the third frame having a track having a curvilinear length configured to allow the first frame to rotate and to translate relative to the third frame. A bed includes a chair-receiving frame configured to couple to the first frame of the rollable chair. The rollable chair and the bed work in tandem to transfer a patient, for example using coordinated, automated motions.

Abstract: A baby carriage frame has a frame body, a front-seat panel, a rear-seat panel, and two rear-seat fixing assemblies. The two seat panels are mounted on the frame body, and the rear-seat panel is front-and-rear moveable. Two clamping recesses in a bottom of the rear-seat panel are downwardly disposed around the frame body. Each rear-seat fixing assembly has a seat pivot frame and a seat clamping panel pivotally connected to each other, and the seat clamping panel has a seat eccentric part to abut tightly against a transverse side of the rear-seat panel to fix the rear-seat panel on the frame body, which is convenient and quick in use. The clamping recesses on a bottom of the rear-seat panel enable the rear-seat panel to move continuously front-and-rear along the frame body in one step, thereby adjusting the space between the two seat panels to be adapted to various situations.

Abstract: A folding chair includes a chair frame. The frame includes left and right side stands, front and rear cross supporting rod assemblies, seat rods, backrest rods and left and right side upright poles. Each side stand includes a front leg that leans backward and a rear leg that is coupled to the front leg and supports the front leg. The front or rear cross supporting rod assembly includes two front cross supporting rods. The seat rods are connected to the front legs, rear legs and upright poles. The backrest rods are connected to the rear legs. The upright poles are movably connected to the front legs.

Abstract: A stroller frame has a body, two front wheel assemblies, a seat supporting mechanism, and a rear wheel folding mechanism. The two front wheel assemblies are respectively and pivotally disposed on the body. The seat supporting mechanism is moveably disposed below a seat plate of the body. The rear wheel folding mechanism is disposed on a rear side of the body and has two rear wheel assemblies and two linkage assemblies. The two rear wheel assemblies are moveably disposed on a first transverse rod of the body. The two linkage assemblies are respectively disposed on two ends of a second transverse rod of the body. When the stroller frame is folded, two rear wheels of the two rear wheel assemblies move between two front wheels of the two front wheel assemblies to decrease the overall width and volume of the folded stroller frame.

Abstract: A foldable wagon is provided that converts from a use configuration to a folded configuration for storage and transportation. The foldable wagon has a collapsible frame, a foldable floor assembly and a linkage assembly. The foldable wagon may also have a flexible housing over a portion of the frame. The flexible housing may have a retractable sidewall.

Abstract: Exercise treadmill chair platform that resides horizontally over a treadmill when it is not in use to stabilize an office chair while it resides beneath the desk. The platform has a top and bottom flat plate, aligned, square or rectangular shaped, and of a low profile, that slides over the treadmill to cover the belt when the treadmill is not in use, thus enabling the user to safely sit at the desk without having to store away the treadmill. The platform may further comprise a right and left side wall; and, four corner wheels to assist the user in moving the platform, and two bumpers to protect the wheels from entanglements. The top flat plate further comprises oval shaped grooves arranged in a circle, designed to house the wheels of a variety of types of swivel chairs in order to keep the chair from rolling off of the platform.

Abstract: The present invention is a compact universal infant carrier transporting device which is used to transport most infant carriers/car seats from one point to another with ease with the infant secured in the carrier. The device's portability and size allows for use in the smallest of spaces and allows users to avoid having to manually hold a heavy infant and carrier/car seat combination. The core components of the invention are a collapsible patio chair style frame supported on wheels. The frame supports a fabric base having an opening therein for receiving the carrier/car seat. A strap is provided to secure the carrier to the device, and a foot brake is provided on at least one of the wheels. The device folds so that it can be stored in a bag similar to a bag similar to those used for a folding patio chair.

Abstract: A wheelchair (100) includes a chassis (101) defining a seat (102), a backrest (103), one or more armrests (104,105), and an undercarriage (106). One or more front caster wheels (118,119) are coupled to, and selectively detachable from, the undercarriage. One or more rear wheel assemblies (120,121) each include a rear wheel (125), an axle (127), and a mounting post (129) extending distally from the axle at a substantially orthogonal angle relative to the axle. One or more quick release devices (130,131) couple each mounting post of each rear wheel assembly to the undercarriage such that the each the one or more rear wheel assemblies is selectively detachable from the undercarriage.

Abstract: First and second U-shaped cross-members each have legs connected by cross bars and pivotally connected with each other at central portions thereof, and are mutually movable from a generally X-shaped setup condition in which the cross bars are transversely spaced apart, to a generally flat collapsed condition. Right and left frame side assemblies respectively are pivotally connected to the first and second cross-members at terminal ends of their respective front and rear portions and by at least one lost motion linkage.

Abstract: A foldable wheelchair frame includes two side frame components, respectively a left and a right side frame components, each mounting front and rear wheels. The side frame components being connected together for relative folding movement between an erected position and a folded position by a foldable link extending between the two side frame components. The foldable link includes at least one central strut disposed between the two side frame components and connected to each side frame component by at least two connecting arms. First left and a second left connecting arms are connected to the left side frame component, and first right and second right connecting arms are connected to the right side frame component.

Abstract: A wheelchair with a lift assistance device including a wheelchair, a scissor lift disposed on the wheelchair, a battery compartment attached to the scissor lift, a rechargeable battery disposed within the battery compartment, a seat portion attached to the scissor lift, an activation control disposed on the wheelchair, and a pair of lift controls. The seat portion has an extended position and an alternate retracted position. The seat portion is in the extended position when the scissor lift is extended above a rear support of a support frame of the wheelchair. The seat portion is in the retracted position when the scissor lift is retracted proximal the rear support of the support frame of the wheelchair.

Abstract: A director's chair includes two sides each having a pair of legs, a rail connecting the upper ends of the pair of legs and, together with an opposing rail, engaging a first canvas that provides a seat, an armrest coupled to a stile, which, together with an opposing stile, engages a canvas that provides a back, a T-shaped strut having a shorter arm rotatably coupled to the lower ends of the pair of legs and a larger arm having at one end a slider slidably engaged in a groove defined in the support rod of an opposing armrest, and a blocking member that prevents an upward movement of the slider within the groove when the director's chair is in open configuration and that can be removably disengaged by the user to bring the director's chair in closed configuration.

Abstract: A foldable wheelchair frame includes two side frame components, respectively a left and a right side frame components, each mounting front and rear wheels. The side frame components being connected together for relative folding movement between an erected position and a folded position by a foldable link extending between the two side frame components. The foldable link includes at least one central strut disposed between the two side frame components and connected to each side frame component by at least two connecting arms. First left and a second left connecting arms are connected to the left side frame component, and first right and second right connecting arms are connected to the right side frame component.