Abstract: A bracket, suitable for being mounted for movement along an elongated wheelchair frame member, has a frame coupling capable of being attached to the elongated frame member. The bracket has an extension extending away from the frame coupling, the extension having an orifice for receiving a wheelchair axle. The orifice is spaced apart from the frame coupling in a direction longitudinally along the wheelchair frame member.

Abstract: A wheelchair swing-arm is adapted to be pivotally connected to a wheelchair base frame and support a wheelchair drive wheel. A fender is supported in a substantially fixed position relative to the wheelchair swing-arm. A method for attaching a fender to a wheelchair includes the steps of providing a wheelchair having a base frame and a swing-arm pivotally connected to the base frame and a drive wheel motor supported by the swing-arm, and supporting a fender in a substantially fixed position relative to the swing-arm.

Abstract: A wheel lock comprises a mounting bracket that is attachable to the wheelchair side frames. A toggle assembly supported by the mounting bracket has an interference member that is engageable with the wheelchair wheel. A lever linked to the toggle assembly is displaceable to effect movement of the toggle assembly to engage the interference member with the wheelchair wheel. The mounting bracket may be integral with a wheelchair caster housing. A wheelchair includes an integral mounting bracket and caster housing attachable to a front portion of the wheelchair side frame. The mounting bracket supports a toggle assembly having an interference member. A lever linked to the toggle assembly is displaceable to effect movement of the toggle assembly to engage the interference member with the wheelchair wheel.

Abstract: A wheelchair provides for raising and lowering of the pivot point of the seat back to accommodate both the occupants particular body features (i.e., the occupant's torso pivot point) and the height or thickness of the seat cushion. The wheelchair is adapted to maintain the relatively close positions of the pivot points of both the wheelchair seat back and the back or torso of the wheelchair occupant.

Abstract: An apparatus for joining an axle tube to a wheelchair frame includes a body coupled to the wheelchair frame by a coupling. An opening in the outer surface of the body is shaped and dimensioned to receive a projection on the axle tube to form a joint between the axle tube and the body. Alternatively, a joint may be formed by an opening in the outer surface of the axle that is shaped and dimensioned to receive a projection on the body. A wheelchair having a pair of spaced side frames has a body coupled to each of the side frames. An opening in the outer surface of each body is shaped and dimensioned to receive a projection on an axle tube to form a joint between the axle tube and each body. A pair of wheels each has an axle received by the axle tube.

Abstract: A universal elevating leg rest assembly for a wheelchair. The leg rest assembly includes an upper hanger plate mounted on a front tube member of the wheelchair. A lower hanger plate is mounted on the front tube member in a vertically-aligned, spaced-apart relationship with the upper hanger plate. A universal bracket assembly is pivotally mounted to the upper and lower hanger plates and allows the elevating leg rest assembly to be positioned on either the left or right side of the wheelchair. A latch mechanism allows the universal bracket assembly to be locked in place or unlocked, swung-away and detached from the wheelchair, if desired. A calf clamp assembly is hingedly connected to the universal bracket assembly. A release mechanism including an arcuate-shaped cam surface frictionally engages an arcuate-shaped cam surface of the calf clamp assembly to lock the leg rest assembly at a selected vertical position.

Abstract: A versatile, adjustable stroller for handicapped children, adolescents and adults. The stroller includes a seat assembly and a frame assembly. The frame assembly includes a tilt-in-space block for allowing the seat assembly to be positioned relative to the frame assembly at a multiplicity of angular positions while providing balanced support for the occupant. The back rest of the seat assembly can be positioned at a multiplicity of angular positions while providing proper anatomical alignment and support for an occupant. The seat assembly can be completely removed from the frame assembly and then installed so that the occupant can face in an opposite direction. The stroller is preferably constructed so as to be collapsible for easy transport and/or storage.

Abstract: A wheelchair side frame comprises a front side frame and a rear side frame coupled to the front side frame. The front side frame is adjustable relative to the rear side frame to vary the elevation of the rear side frame relative to the front side frame. The front and rear side frames may each have upper and lower portions. A first coupling couples the upper portion of the rear side frames to the upper portion of the front side frames. A second coupling couples the lower portion of the rear side frames to the lower portion of the front side frames. The first and second couplings are adjustable in elevation. A wheelchair may comprise a pair of side frames each including a front side frame and a rear side frame coupled to the front side frame. The rear side frames are adjustable in elevation relative to the front side frames. A pair of rear wheels supports the rear side frames and a pair of front casters supports the front side frames.

Abstract: An adjustable side frame for a wheelchair comprises an upper side frame and a lower side frame. The upper and lower side frames are connected together by first and second connections. The first and second connections are each structured to be axially and pivotally displaceable relative to the upper and lower side frames to permit the elevation and angle of the upper side frame relative to the lower side frame to be adjusted.

Abstract: A tilt system for tilting a power wheelchair seat comprises a seat frame having laterally extending front and rear cross tubes and side tubes. A rear cross plate extends laterally between the wheelchair side frames and is slidably engageable with the side frames. A pivotal connection is provided between the rear seat cross tube and the rear cross plate. A front actuator cross tube is supported at a front end of the wheelchair base. A linear actuator is supported between the rear cross plate and the front actuator cross tube. A tilt linkage is disposed along opposite sides of the seat frame. Each tilt linkage has a front end pivotally connected to the wheelchair base and a rear end pivotally connected one of the side tubes of the seat frame. Another embodiment of the invention includes a glide system is secured to the inner surfaces of the wheelchair side frames. Another embodiment of the invention includes a wheelchair having a base comprises of two side frames.

Abstract: A wheel mounting assembly comprises an insert that is adapted to be inserted into a camber tube of a wheelchair. The insert includes a first axle sleeve that is disposed at a first angle relative to horizontal and a second axle sleeve that is disposed at an angle relative to the first angle. Each of the axle sleeves is adapted to receive a wheelchair wheel axle.

Abstract: A link configuration for a wheelchair having laterally spaced side frames comprises a plurality of links extending between the wheelchair side frames. Each link has opposing ends. One of the ends of each link is pivotally coupled to one of the side frames. The other end of each link is pivotally coupled to the other side frame. Each link has a hinge to permit the links to fold. The links are foldable in non-parallel planes relative to one another. An interference member coupled to the hinge of one of the links is engageable with the hinge of the other link upon unfolding the links to couple the links together.

Abstract: A wheelchair includes a base frame having a longitudinal axis, and a forward end and a rearward end joined by a first side frame and a second side frame, each side frame being generally parallel to the longitudinal axis. The wheelchair also includes a first motor and a second motor. A first mounting bracket is affixed on the first side frame and a second mounting bracket affixed on the second side frame. The first and second mounting brackets have a main body including a motor gear bore for securing the first motor or the second motor, a front tie down point directed toward the forward end of the frame, and a rear tie down point directed toward the rearward end of the frame.

Abstract: A wheelchair suspension system includes suspension members that interact to cause a positive movement of the suspension members to urge the drive wheels into contact with the ground. The resilient suspension system comprises a drive wheel suspension member for supporting a drive wheel and a front wheel suspension member for supporting a front wheel. The drive wheel suspension member and the front wheel suspension member are each adapted to be movably attached to the wheelchair frame. Each suspension member cooperates with a resilient element to resist movement of the suspension members relative to the frame. The suspension members are adapted to cooperate with each other in response to movement of the suspension members relative to the frame to urge the drive wheel into contact with the ground.

Abstract: A universal swing-away detachable footrest bracket assembly for a wheelchair. The footrest bracket assembly includes an upper footrest tube assembly including an upper support plate mounted on a frame tube of the wheelchair, a lower support plate mounted on the frame tube in a vertically aligned, spaced-apart relationship with the upper support plate, an upper footrest support member having an upper flange and a lower flange in a vertically aligned, spaced-apart relationship with the upper flange. The upper and lower flanges are capable of being pivotally mounted on the upper support plate and the lower support plate, respectively. The footrest bracket assembly also includes a lower footrest tube assembly including a lower footrest support member connected to the upper footrest support member, an outwardly extending tube frame connected to a lower end of the lower footrest support member, and a footrest removably attached to the tube frame.

Abstract: A wheelchair has grow-tabs that permit the width of the wheelchair to be adjusted without affecting its height. The wheelchair has a side frame and a cross-brace member. The side frame has upper and lower side rails. The cross-brace member has upper and lower ends. An upper grow-tab is connected to the upper side rail. A link is connected between the upper grow-tab and the upper end of the cross-brace member. The upper grow-tab and the link are laterally adjustable relative to one another to vary the lateral space between the upper side rail and the cross-brace member without varying the height of the upper side rail. A lower grow-tab is connected to the lower side rail. The lower grow-tab is connected to the lower end of the cross-brace member. The lower grow-tab and the lower end of the cross-brace member are laterally adjustable relative to one another to vary the lateral space between the lower side rail and the cross-brace member without varying the height of the lower side rail.

Abstract: A seat back recliner kit for attachment to a wheelchair which does not have a reclining seat back. A separate recliner mechanism is attached to each side frame for the wheelchair. Each recliner mechanism includes a rear wheel mounting bracket which attaches to the side frame for providing one or more rear wheel mounting locations spaced further to the rear of the wheelchair than the original rear wheel mounting locations. The new rear wheel mounting locations provide stability when the wheelchair is occupied with the seat back reclined. A pivoting seat back support is attached to the rear of each wheelchair side frame and the wheelchair seat back is attached to the pivoting seat back supports. An adjustable length brace extends between each seat back support and a rear wheel mounting block for adjusting the seat back angle. The brace is released by operating a hand lever while the seat back angle is adjusted and is locked when the lever is released.

Abstract: An adjustable linkage assembly supports the footplate of a wheelchair footrest. The wheelchair footrest has a tube supported by the wheelchair frame. The linkage assembly comprises a plurality of pivots and a plurality of clamps. The clamps are structured and configured to releasably couple the pivots and the footplate together and in substantially fixed positions relative to one another. An extension tube is for use with a hanger mounted to a forward portion of a wheelchair. The extension tube adjustably supports a wheelchair footplate. The extension tube is engageable with a hollow portion of the hanger. The extension tube and the hanger are structured and dimensioned to be matingly engageable with one another and to prevent rotation of the extension tube relative to the hanger.

Abstract: An adjustable rotary positioning mechanism comprising a clevis having a central axis, a first arm, a second arm, and a plurality of bores arcuately spaced around the central axis through the first arm of the clevis. A rod end having a central axis and a plurality of sockets is rotatably connected to the clevis through the central axis. The plurality of sockets are arcuately spaced around the central axis and positioned colinearly with the plurality of bores. A plurality of locking pins are carried in the sockets and configured to project into the plurality of bores to lock the clevis and the rod end together and to retract from the plurality of bores to permit relative movement of the clevis and the rod end. Another embodiment of the invention is a wheelchair comprising a frame, drive wheels and steerable wheels supporting the frame, and paired foot supports each adjustably connected to the frame using the adjustable rotary positioning mechanism described above.

Abstract: A wheelchair camber tube assembly for supporting rear drive wheels comprises a tube, an inner camber sleeve, an axle sleeve and a locking mechanism. The inner camber sleeve is slidably engageable within the tube. The inner camber sleeve has a central axis and a cylindrical bore. The said cylindrical bore has a central axis disposed at an angle relative to the central axis of the inner camber sleeve. The axle sleeve is rotatably engageable within the cylindrical bore in the inner camber sleeve. The axle sleeve has a central axis and an axle bore therein. The axle bore has a central axis disposed at an angle relative to the axle sleeve central axis. The locking mechanism is operatively engageable with the axle sleeve.