Match Document Document Title
7374189 Adjustable matrix wheelchair seat  
An adjustable matrix wheelchair seat can be mounted on a pair of rods such as are provided on the seat rails of a typical wheelchair or on any pair of rods adapted to be rigidly fixed to and...
7369943 Powered mobility vehicle collision damage prevention device  
A collision damage prevention system is disclosed which may be installed on many standard powered mobility vehicles for handicapped persons. The system includes an array of one or more sensors...
7360781 Foldable wheelchair and axle plate therefor  
A foldable wheelchair comprises a substantially horizontally extending upper side frame member. An upper end of an axle plate is secured to the upper side frame member. An axle housing is secured...
7353566 Adjustable wheel assembly  
An improved wheel assembly comprises a caster fork, a caster wheel rotatably supported by the caster fork, and a caster swivel post defining an axis about which the caster fork rotates. The caster...
7344155 Adjustable anti-tip wheels for power wheelchair  
A power wheelchair is provided having one or more anti-tip wheels for stabilizing the movement of the frame about the drive wheels. An anti-tip wheel is attached to the end of a suspension arm...
7344146 Quadracycle  
The improved wheelchair employs the use of two push levers attached to two forward drive gears, and two reverse drive gears, which propel the two main rear wheels of the chair through bicycle...
7316282 Anti-tip system for wheelchairs  
An anti-tip system is adapted for use in a powered wheelchair for purposes of curb-climbing and ride stability. The anti-tip system includes at least one anti-tip wheel, a suspension arm for...
7311160 Wheelchair with forced driven front caterpillar wheels  
The present invention relates to a wheelchair with forced driven front caterpillar wheels with a cable-hauling ratchet lever by which a user, by himself/herself, can pass over a road-block or...
7310776 Control system with customizable menu structure for personal mobility vehicle  
A control system for a personal mobility vehicle has a menu structure that can be ordered so that commonly used areas of the menu are grouped together, thus avoiding the need to frequently navigate...
7303203 Ergonomic wheelchair hand rim  
Wheelchair hand rim device comprised of a heat conducting tubular hand rim and a continuous circumferential elastomeric interface that has a cross-sectional contour comprised of an outwardly...
7296811 Wheelchair propulsion device  
This invention provides wheelchair propulsion devices that do not contact the axles of the wheels to which they are attached, that decrease the amount of force required to propel the wheelchair,...
7293620 Front wheel stabilizing device for an electric motor-driven wheeled vehicle  
A front wheel stabilizing device includes a mount adapted to be secured to a main frame of an electric motor-driven wheeled vehicle, and an axle disposed between two side plates of the mount. A...
7281724 Wheeled work chair  
A wheel work chair has all the attributes and style of an office chair but is equipped with wheelchair-type supporting wheels The chair is height adjustable with the upper portion of the chair...
7264315 Wheel assembly and wheelchair  
A wheel assembly having multiple small rotatable wheels mounted laterally thereon whereby lateral movement as well as forward and backward movement is provided. A pair of the wheel assemblies are...
7261309 Wheelchair drive mechanism  
A wheelchair which shifts between forward and reverse by virtue of a roller mechanism which grabs in one direction and slips an opposite direction, thereby preventing binding. The shift mechanism...
7249777 Camber tube level  
A level on a wheelchair allows the cambered rear wheels to be easily adjusted to eliminate toe-in/toe-out. The level comprises a ball encased in a curved track. The curve track is formed in a clear...
7243935 Wheelchair having a pivot provision adjacent the knee of a user  
Wheelchair of which a sitting support is pivotable about a virtual or non-virtual pivot axis, extending substantially horizontally, substantially at right angles to a main driving direction of the...
7234717 Grip attachment for wheelchair rim  
For a manually propelled wheelchair having a rear wheel located on either side of the wheelchair, each rear wheel including an annular or round push rim of substantially uniform, uninterrupted...
7225910 Free-wheeling hub device  
A freewheel hub device includes two locking rings with axial grooves formed in the locking rings and being essentially V shaped in cross-section. The groove walls of one locking ring form a first...
7222921 Wheelchair with foot rest  
A wheelchair has a frame which includes a right fore member and a left fore member, and a footrest between them. The footrest includes a right supporting arm extending rearwardly from the right...
7222868 Seating unit with wheelchair base  
A seating unit includes a seat, a back, and a support structure supporting the seat and the back. A wheelchair base frame includes a beam extending transversely across the wheelchair base frame. An...
7219924 Rear wheel drive power wheelchair with ground-contacting anti-tip wheels  
A curb-climbing rear wheel drive power wheelchair is disclosed having a pair of drive wheels, at least one ground-engaging idler wheel connected to the frame forward of the drive wheels and at...
7219912 Raising wheel chair  
A raising wheel chair includes a lifting device with a telescopic guide. With the lifting device, the raising frame can be moved up and down both in sitting and in standing position. It is...
7216880 Universal handle and body-supporting chair utilizing same  
A universal handle comprising a handle body having a U-shaped gripping zone ( 51 ), open at its center ( 52 ), having two arms ( 53 ) connected by a bar ( 54 ) offering, all three, a support back...
7207630 Removable adjustable headrest for wheelchairs having a neck roll  
A removable adjustable head rest for wheelchairs for providing users of wheelchairs with much needed back and neck support. The headrest includes a hollow cylindrical main portion, a pair of handle...
7204503 Wheelchair wheel  
The invention relates to improvements in or relating to wheelchair wheels. More particularly, the invention relates to a more ergonomically designed wheelchair wheel, and also relates to a method...
7192043 Multi-terrain wheel chair  
A multi-terrain foldable wheelchair preferably comprises a foldable frame configured for carrying a user in a seated position. The frame further comprises a plurality of hinges configured to allow...
7192042 Adjustable seating system  
A wheelchair includes a seat back and a frame rail. The seat back can be moved relative to the frame rail between a folded position and an unfolded and locked position. A first releasable locking...
7182356 Wheelchair security system  
A wheelchair security system comprises a wheelchair body fabricated of non-metallic material. The body has a pair of side portions, a backrest portion and a seat portion. Each side portion has a...
7182084 Spica chair  
A lightweight, collapsible and transportable spica chair to be used by toddler, juvenile, and adult patients fitted with a spica cast. Foldable rigid frame supports mutually inclining and...
7165778 Manually operable standing wheelchair  
A manually operable standing wheelchair includes an actuator for moving an occupant from a sitting position to a standing position. The manually operable standing wheelchair has a lifting mechanism...
7159181 Control system with customizable menu structure for personal mobility vehicle  
A wheelchair assembly comprises a wheelchair. A plurality of modules is provided on the wheelchair. An input device is provided on the wheelchair. A controller includes a display having a displayed...
7156407 Wheelchair tire  
A wheelchair tire has a carcass having a running profile applied to an interior side and optionally having a raised lettering. At least on an exterior tire wall, starting from a region later...
7144026 Wheel chair having foldable back support  
A wheel chair includes a back support pivotally attached to a base frame and having a handle and a hand grip pivotally attached to the handle, a housing is secured to the base frame and includes a...
7144025 Wheelchair, brake unit therefor, and brake unit for a manually-propelled vehicle  
A wheelchair is disclosed that includes a seat, a pair of wheels, a detection part indicating the presence or absence of a user on the seat, electric brake units switching between applying braking...
7134678 Wheelchair  
A wheelchair comprises a frame which supports the wheels, the seat, back rest, and foot rests of the wheelchair. The seat, the back rest, and the foot rests are adjustable in relation to one...
7128332 Wheelchair designs and related enhancements  
Wheelchair designs and enhancements are provided for use with conventional wheelchair designs. The designs and enhancements include first and second contoured folding seat panels that are hingedly...
7125022 Collapsible chair  
A collapsible chair for transporting people up and down stairs, comprising a main frame, a seating assembly, and a rail assembly. The seating assembly is provided to form a seat for a person, and...
7124858 Brake system  
An object of the invention is to provide a brake apparatus which can facilitate slope starting and slope climbing and which can be produced small in size and light in weight. In addition, another...
7104346 Power wheelchair  
A mid-wheel drive power wheelchair for use by handicapped and disabled persons is provided having a frame, a seat supported by the frame, a pair of drive wheels supported on the frame under the...
7097189 Wheelchair with self-raising seat  
A wheelchair having two rigid frames, two fixing combinations, two lever combinations and a transformation combination is provided. The rigid frame is connected to a wheel and has a front cross...
7090241 Low-high chair  
The low-high chair provides a specially designed wheelchair with a seat that can be raised or lowered so that the wheelchair can be maneuvered in or out of a van without the risk of bumping...
7090240 Tiltable seating apparatus for wheelchair  
A tiltable seating frame ( 10 ) for selectively positioning seating in a wheelchair, in which a seat platform ( 12 ) has opposing sides ( 18 ) that each extend to an arcuate distal edge ( 20 ) and...
7080418 Integral refuse disposal system  
A refuse disposal system is formed integrally with a wheelchair. A foam pad is positioned on a rigid seat of a wheelchair; the foam pad and rigid seat are each provided with openings in...
7078630 Weight measurement and support apparatus for a human and method of use  
An apparatus includes a support surface for a human. The support surface has a lower portion and a back portion, with an aperture formed therein. A weight measurement device is coupled with the...
7070233 Body support chair with adjustable handles  
A body support chair having two symmetrical lateral articulated systems, each having a first deformable polygon, a second deformable polygon, a back assembly articulated on the first quadrilateral,...
7055840 Lift wheelchair  
A wheelchair that enables its occupant to lower and raise their self to and from the surface on which the wheelchair is resting so that the occupant may enter the wheelchair from the surface...
7055835 Suspension structure for front wheel assembly of wheelchair  
A suspension structure for a front wheel assembly of a wheelchair generally includes struts of front wheel assemblies disposed at corresponding mounting brackets on the frame of the wheelchair. The...
7052023 Modularized wheel chairs  
A wheel chair includes wheel frames which can be adjusted up and down, moving devices and brake devices are connected to two respective sides of the two wheel frames. Support devices are connected...
7040429 Wheelchair suspension  
A wheelchair suspension having plurality of pivoting linkages to lift and retract a front castor assembly to facilitate traversing an obstacle or rough terrain. In this regard, a wheelchair...