wheelchair (Total 10603 Patents Found)

The flexible contour wheelchair backrest comprises two side posts, and a flexible backrest body extending between the two side posts. The flexible backrest body comprises a plurality of transversally extending and vertically spaced apart flexible straps each interconnecting the two side posts and each having an adjusta...
L'invention concerne un élévateur (100) de fauteuil roulant pourvu d'une plate-forme (104) pliante comprenant une première partie plate-forme couplée pliante à une seconde partie plate-forme, un cadre (102) élévateur, au moins un bras (106) élévateur dont une extrémité est couplée pivotante au cadre...
A seat assembly for a conveyance, such as a wheelchair, that allows the user to set the recline angle of the seat back at a seating position, fold the seat back down to a folded position and back up to the seating position, such that the seat back is returned to the seating position at the user selected recline angle R...
In one embodiment, a wheelchair comprises an armature configured to be manipulated by a user of the wheelchair during a propulsion stroke to drive at least one wheel of the wheelchair, wherein the armature is extensible such that its length increases as it is moved away from the wheelchair user. In another embodiment, ...
A drive device for electric vehicles comprises a casing 30 , a motor 40 housed in the casing and having a rotating shaft 42 , a housing 50 rotatably fitted around the casing and coupled to the outer end of the rotating shaft of the motor by a reduction gear mechanism 48 , a drive wheel 80 provided around the h...
The restraint and retractor assembly described and claimed herein are for securing a wheelchair to a support while the wheelchair is in transit. In one embodiment, the system includes at least one securement assembly having a configuration in which a portion of the wheelchair is secured in the vehicle. In this embodime...
A wheelchair navigation system for a motorized wheelchair includes dual cameras, proximity sensors, microphones, and rotation sensors for the wheels. Small markers are placed on the walls of a location or room. The navigation system uses the proximity sensors, rotation sensors and cameras in conjunction with the specia...
A wheelchair includes a frame having first and second longitudinal sides connected by a bridge and a seat module carried by the frame. A first power drive assembly is disposed on the frame first longitudinal side. The first power drive assembly includes a first swing arm pivotally secured to the frame, a first motor mo...
A wheelchair has a seating support system. The seating support system has a horizontal seat support including a cushion which provides hard or firm as well as cushioned soft seat characteristics. likewise, a vertical back cushion is included which has a removable member providing hard or firm as well as cushioned soft ...
A battery-powered, self-propelled electric wheelchair includes unique control circuitry. Thrust is provided to propel the wheelchair by a chain drive assembly linked to a permanent magnet, low RPM motor, thereby avoiding the necessity of complex and inefficient reducing gears. The controlling circuit maintains a high d...
The invention provides a novel movement imagery electroencephalogram control-based intelligent wheelchair system, and aims to provide a service auxiliary motion tool for paralyzed patients or elderly people and help them to take free activities outdoors. The system consists of a portable electroencephalogram acquisitio...
一种镁合金,含量为: Al6.0%;Zn1.0%;Mn0.3%;稀土元素3.0%;Ca0.8%;其余为Mg。属于镁合金材料及其应用领域,加工镁合金轮椅扶手圈的装置,包括支架、动力装置,其特征是支架通过中心定轴设置齿盘、固定槽轮,齿盘、固定槽轮同轴,齿盘设...