Patent
Method and system for controlling a motorized wheelchair using controlled braking and incremental discrete speeds
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TLDR
In this article, a method and system for controlling the operation of a motorized wheelchair where the motors have discrete predetermined speeds thus requiring little user intervention to operate and the motors may be controlled to act as generators to provide dynamic braking of the wheelchair.Abstract:
Method and system for controlling the operation of a motorized wheelchair where the motors have discrete predetermined speeds thus requiring little user intervention to operate and the motors may be controlled to act as generators to provide dynamic braking of the wheelchair.read more
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Computer-controlled power wheelchair navigation system
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References
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Patent
Obstacle-avoiding navigation system
TL;DR: In this paper, a system for guiding an autonomous or semi-autonomous vehicle through a field of operation having obstacles thereon to be avoided employs a memory for containing data which defines an array of grid cells which correspond to respective subfields in the field of operations of the vehicle.
Patent
Electronic control system for stair climbing vehicle
TL;DR: In this article, an electronic control system for a stair climbing vehicle, such as a wheelchair, is described, where a seat for a user is tilted in accordance with electronic controls to keep the user approximately vertical with respect to gravity as the vehicle traverses the stairs.
Patent
Electric wheelchair with improved control circuit
TL;DR: In this paper, an electric wheelchair with a battery pack, a right drive motor, a left drive motor and a control circuit for controlling the amount of power supplied from the battery to the left and right control motors is shown.
Patent
Power-assisted wheelchair
TL;DR: In this paper, a power-assisted wheelchair is described that is particularly well suited for use by a person capable of exerting some hand/arm force in attempting to propel the wheelchair while seated therein, but unable to exert sufficient force at least in some instances to achieve satisfactory overall non-assisted operation of the wheelchair.
Patent
Wheelchair mounted control apparatus
TL;DR: In this article, a voice actuated wheelchair control apparatus is described, which allows a quadriplegic to control the speed and direction of travel of a motorized wheelchair by spoken commands.