Match Document Document Title
8177248 Wheelchair with manual lift and methods of using same  
A device that detachably mounts to the front side of a wheelchair frame, or similar vehicle, to manually lift or otherwise manipulate an occupied wheelchair p and/or down stairs. The manual...
8172015 Wheelchair suspension  
A wheelchair includes a pivoting drive assembly having a drive wheel, a motor drive connected to the drive wheel, and a first pivoting linkage fixedly attached to the motor drive. The pivoting...
8172023 Personal mobility device  
A personal mobility device comprising a frame having a front structure, a rear structure, and two side structures. In one embodiment, main mobility wheels are coupled to ones of the side...
8167326 Seat cushion  
Seat cushions that prevent a seated handicapped individual from sliding forward on the seat, while preventing the occurrence of decubitus ulcers. The seat a seat cushion includes a resilient body...
8154416 Underseat wheel chair alarm  
In accordance with one aspect of the present invention, an alarm assembly for a wheel chair is disclosed. A pair of mounting brackets is combined to the frame underneath the seat of the wheel...
8152188 Hand grip motion control capabilities for a lever propulsion wheelchair  
A motion control system for lever propulsion of a wheelchair enables a number of different manipulations at the hand grip of the lever. In some embodiments, as many as five user-controlled...
8152101 System and method for integrating handicapped accessible seats into aircraft interior configurations  
A handicapped accessible seat that classifies functionally as an aircraft seat is configured for maneuvering within an aircraft and docking to an aircraft floor using a typical track member having...
8132823 Reconfigurable tilt wheelchair  
A modular wheelchair assembly is adapted to be reconfigured between a fixed angle of tilt, a dynamically adjustable tilt-in-space configuration with the tilt axis being near the user's knees and a...
8118321 Vehicle with central wheel drive, in particular a wheelchair or stand-up wheelchair  
The vehicle, for example a stand-up wheelchair, comprises a frame (11) and, arranged on the latter, a seat device (19). On each side of the frame (11), the central wheel (13), which can be driven...
8113528 Twist grip steerable, lever-driven wheelchair  
A racing wheelchair is disclosed. The racing wheelchair may have a pair of rear wheels and a steerable single front wheel. The rear wheels may be independently driven by a lever, through a derailer...
8113531 Personal mobility vehicle having a pivoting suspension with a torque activated release mechanism  
A personal mobility vehicle includes an base unit having a frame and front and rear pivot arms pivotally mounted at respective front and rear pivot points. The front and rear pivot arms support...
8109529 Ergonomic wheelchair propulsion system  
The present application pertains to a wheelchair having a frame; a seat attached to the frame and supporting a user; two lateral drive wheels mounted on essentially horizontal axes; and a...
8087684 Wheelchair advantage mobility system  
A wheelchair propulsion and braking system (10) includes at least one clutch engagement disk rotatably couplable to a wheelchair frame (14). The clutch engagement disk (32) includes a gear (38)...
8083252 Cross-frame wheelchair with foldable seat and back  
A foldable, cross-frame wheelchair with a foldable seat and foldable seatback. The foldable seat has a first outside edge retained relative to a longitudinal frame member at a second, upper end of...
8042824 Wheel mount assembly  
A wheel mount assembly for mounting a drive wheel to a frame of a wheelchair is provided. The assembly includes a camber body attachable to an axle of one of the drive wheels and operable to...
8016310 Wheelchair retrofit assembly with multiple dimensions of adjustment  
An assembly for attachment of a propulsion system to a wheelchair frame includes a clamp which remains fixed to the frame, while an attachment device that enables three dimensions of adjustability...
8011680 Wheelchair suspension system  
A wheelchair suspension system includes a suspension member which clamps to longitudinal bars of the wheelchair frame located below the seat of the wheelchair. The suspension member is elongate...
8002300 Rear wheel mounting assembly for a wheelchair  
A rear wheel mounting assembly for a wheelchair having a frame with upper and lower longitudinal members vertically spaced from one another and disposed along the same side of the frame. The rear...
7988172 Power-supplemented manual height-adjusting wheelchair  
A wheelchair having a lower frame with drive wheels and forwardly extending arms with casters and an upper frame with a seat and backrest. Linkage assemblies on opposing sides pivotably attach at a...
7988171 Bi-folding wheelchair  
The present invention is directed to a bi-folding wheelchair (10) with side frames (12) and (14) that fold together with a compound scissor action moving the large rear wheels (96) to a central...
7963539 Wheelchair  
A wheelchair comprises a main frame and a seat mounted on the main frame. A pair of front wheels and a pair of rear wheels are also mounted on the frame. A propulsion mechanism is provided for...
7959176 Manually propelled wheelchair device  
A conveyance has a plurality of wheels and, at least, first and second drive axles, which are mounted, or disposed, between the wheels. One of the wheels defines a first wheel that is rotatably...
7954577 Electric wheelchair  
An electric wheelchair is disclosed. The electric wheelchair includes a main frame correspondingly pivoted with a foldable chair while the folding of the chair connects with an accessory tip wheel....
7938434 Foldable wheelchair frame  
A wheelchair that upon folding can become more compact for transporting and storage by enabling the vertical side frames of the wheelchair to move towards each other through the use of a sliding...
7934740 Off-road wheelchair device with suspension  
An improved off-road wheelchair having detachable wheelchair wheels having disc brakes, an anti-wheelie wheel and at least one detachable stability wheel.
7931288 Medical wheelchair whose seat having a height adjustable function  
A medical wheelchair includes a support frame, a front bracket pivotally connected with the support frame, a rear bracket pivotally connected with the support frame, a mounting bracket pivotally...
7921953 Personal mobility device  
A personal mobility device comprising an open frame having a front structure, a rear structure, and a side structure. The side structure has an upper rail and a lower rail coupleable to the front...
7921954 Stabilized mobile unit or wheelchair  
The present invention relates to a mobile vehicle or wheelchair having the ability to provide stabilized transport to at least one individual on a variety of surfaces, slopes and/or terrains. In...
7922187 Atrophy-reducing movable foot support apparatus  
Gentle and substantially linear vertical motion of a wheelchair foot support is expected to provide superior results for maintenance of a wheelchair user's leg muscle mass' thus reducing atrophy of...
7905306 Home care equipment system  
A system for assisting a person of limited mobility in moving from room to room within a home and performing essential daily activities includes a personal mobility device which includes transfer...
7905504 Seat  
A seat (14), particularly but not exclusively for a wheelchair, comprises a bottom rest (13, 60), a back rest support (18) rotatable relative to the bottom rest about an axis of rotation (100); and...
7906050 Method of manufacturing a back plate and a seat plate and a wheelchair having the same  
The present invention relates to a wheelchair having a back plate and a seat plate and a manufacturing method thereof, and more particularly, to a customized wheelchair having a back plate and a...
7900945 All-terrain wheelchair  
An all-terrain wheelchair including independently operable right and left push bars arranged to enable individuals of varied physical strength to move the chair along a wide range of terrains,...
7896385 Foldable wheelchair  
A foldable wheelchair includes a frame having a seat bottom and a seat back movable relative to the seat bottom, wherein the seat back can be moved between a folded position such that the seat back...
7896376 Wheelchair  
The wheelchair comprises a seat and two main wheels connected by an axle. A support device, comprising an exchangeable intermediate element consisting of an elastomer element located in the lacuna...
7886854 Wheelchair  
The present invention provides a wheelchair structure, which is available with a handle, seat and wheel body. The handle is provided with an integrated control seat, and the wheel body is provided...
7871094 Reconfigurable tilt wheelchair  
A modular wheelchair assembly is adapted to be reconfigured between a fixed angle of tilt, a dynamically adjustable tilt-in-space configuration with the tilt axis being near the user's knees and a...
7845665 Wheelchair  
A wheelchair according to one embodiment is provided with a frame and a seat assembly that is movable in elevation relative to the frame. The frame has a seat hinge mounted thereto, and is...
7841611 Apparatus for transporting an invalid  
The transportation apparatus includes a frame a seat portion which slides on the frame. A leg support pivots about the seat portion. At least one middle leg and at least one rear leg depends...
7837210 Wheelchair drive system with lever propulsion and a hub-contained transmission  
A drive mechanism for a lever propulsion wheelchair includes at least one clutch and at least one gear set contained within a central hub housing operatively coupled to the drive surface of the...
7840327 Drive assistance device for a wheel chair and a wheel chair having a drive assistance device  
A drive assistance device for a wheel chair having a drive motor, a driving wheel, a sensor means which is designed such that a driving force manually induced into a driving wheel is detected, and...
7832753 Gear shift bar at a wheel for a vehicle  
A gear shift pertaining to a hub of a wheel with a quick lock. The hub has a gear which is supported round a shaft with an outer end and an inner end. The inner end of the shaft is suspended via a...
7828310 Chassis structure for mid-wheel drive power wheelchair  
A chassis structure for a mid-wheel drive power wheelchair includes a pair of restricting racks each having a first restricting plate and a second restricting plate. Each restricting plate has a...
7828311 Wheelchair  
A wheelchair includes a wheelchair frame, a pair of rear wheels and a pair of front wheels carried by the wheelchair frame, a drive motor drivingly engaging at least one of the pair of rear wheels...
7819415 Lateral wheelchair movement mechanism  
Provided is an apparatus for use with a rear-wheel driven motorized wheelchair. The apparatus enables a motorized wheelchair to be used in areas that would not otherwise be possible. A motorized...
7815209 Verticalizing chair with control means for controlling the angle of the foot rest in vertical position  
The invention concerns a standing wheelchair for handicapped and invalid people, that includes a chassis supporting an articulated structure which includes a seat support structure, a footrest...
7780179 Drive system for a human powered vehicle  
A drive system (3) for a human powered vehicle. The drive system (3) includes at least one input member (31), a transmission system (21) arranged to convert movement of the input member (31) to...
7717447 Propulsion aid  
A propulsion apparatus (20) which can be mounted to a wheel (8) (or integrally formed therewith) of a vehicle, for example a wheelchair. The propulsion apparatus (20) has a first portion which can...
7694991 Motorized scooter wheelchair attachment device  
The present invention provides a kit for attaching a manually operated wheelchair to a motorized scooter having a seating apparatus and supporting structure and a floor, comprising: (a) a motorized...
7677586 Wheelchair drive assembly  
A wheelchair includes a seat carried by a frame including at least one front wheel and opposed rear wheels. A circular handrim is coupled to one of the rear wheels with spaced-apart connecting...