Seat positioning and control system
AssigneeHoveround Corporation
InventorsThomas Kruse, Timothy Philipp
Life of this patent
Estimating the term…
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.
Claims13
A seating control system to selectively position and monitor the configuration of the seat and back rest of a powered wheelchair including a seat and a back rest adjustably supported on a carriage having a drive mechanism to power the powered wheelchair, said seating control system comprises a seat positioning mechanism and a back rest positioning mechanism to selectively position the seat and the back rest relative to the carriage and a system control including an input control and a microprocessor to control, monitor and record the position of the seat and the back rest relative to the carriage and to selectively retrieve the recorded seat configuration, said system control including a means to determine the position of the seat and to generate a seat position signal indicative of the position of the seat relative to the carriage and a means to determine the position of the back rest and to generate a back rest position signal indicative of the position of the back rest relative to the carriage and said seat position mechanism comprising an inflatable seat support and said back rest position mechanism comprises an inflatable back support coupled to an air pressure source to selectively inflate said inflatable seat support and said inflatable back support.
Dependencies are inferred from the claim text.