Abstract: A personal stair lift to transport an individual up and down a stairway on a chair assembly supported on a rail mounted rack comprising a carriage assembly configured to support a lift mechanism including a drive member coupled to a reversible drive motor to rotate the drive member wherein the carriage assembly includes at least one pair of upper rollers and at least one pair of lower rollers movably mounted on a stationary rail disposed on each side of the carriage assembly and a rack mounted to one of the stationary rails disposed to engage the drive member to selectively move the chair assembly and person up or down the stairway when the reversible motor rotates the drive member.

Abstract: A personal mobility vehicle lift mounted to the rear portion of a vehicle to transport a personal mobility vehicle from location to location comprising a platform assembly configured to support a personal mobility vehicle thereon operatively coupled to a lift assembly to selectively raise and lower the platform assembly with or without a personal mobility vehicle thereon and a mount assembly coupled to the lift assembly to mount the personal mobility vehicle lift to the rear portion of a vehicle.

Abstract: A positioning and control system to selectively position and to monitor and record the position of the seat frame, back rest frame and leg rest supports of a powered wheelchair wherein the positioning and control system comprises a seat positioning mechanism including a seat tilt positioning assembly and a back rest recline positioning assembly to position the tilt of the seat frame and the recline of the back rest frame respectively, and a leg rest positioning mechanism including leg rest positioning assemblies to position the leg rest supports, and a system control including an operator input control and a microprocessor to control, monitor and record the position of the seat frame, back rest frame and the leg rest supports.

Abstract: A positioning and control system to selectively position and to monitor and record the position of the seat frame, back rest frame and leg rest supports of a powered wheelchair wherein the positioning and control system comprises a seat positioning mechanism including a seat tilt positioning assembly and a back rest recline positioning assembly to position the tilt of the seat frame and the recline of the back rest frame respectively, and a leg rest positioning mechanism including leg rest positioning assemblies to position the leg rest supports, and a system control including an operator input control and a microprocessor to control, monitor and record the position of the seat frame, back rest frame and the leg rest supports.

Abstract: A personal mobility vehicle or powered wheelchair comprising a seat operatively mounted to a carriage by a seat positioning assembly including a linear positioning assembly to selectively position the seat longitudinally relative to the carriage to maintain the weight distribution of the personal mobility vehicle and occupant between the front and rear of the personal mobility vehicle within a predetermined weight distribution pattern during operation of the personal mobility vehicle to enhance the static and dynamic stability thereof.

Abstract: A self propelled personal mobility vehicle lift operable in a stored configuration and a deployed configuration operatively mounted to the rear portion of a vehicle to selectively lift and remove a self propelled personal mobility vehicle into and from the rear portion of the vehicle, the self propelled personal mobility vehicle lift includes a stanchion or tower assembly pivotally mounted to a lift mounting assembly secured to the vehicle, a boom assembly to support a hoist assembly and a lift support assembly to support the self propelled personal mobility vehicle lift when deployed telescopingly coupled to the upper and lower portions of the stanchion or tower assembly respectively, the hoist assembly includes a hoist mechanism having a flexible hoist element to couple the self propelled personal mobility vehicle lift to the self propelled personal mobility vehicle when the self propelled personal mobility vehicle lift is in the deployed configuration to selectively lift or lower the self propelled persona