The purpose of this review is to convey the depth and breadth of the research conducted on
electric-powered wheelchair (EPW) control technology as well as provide insights into future …

With about 2.2 million Americans currently using wheeled mobility devices, wheelchairs are
frequently provided to people with impaired mobility to provide accessibility to the …

In the field of providing mobility for the elderly and disabled, the aspect of dealing with stairs
continues largely unresolved. This paper focuses on presenting the development of a stair …

The disclosed articulated wheel assemblies and associated vehicles, for example
wheelchairs, include articulated wheel assemblies with at least one offset connecting arm …

There is an overwhelming need for wheelchairs and the research and development required
to make them safer, more effective, and widely available. The following areas are of …

As an autonomic and convenient assistance device for people with disabilities and the
elderly climbing up and down stairs, electric-powered wheelchairs with stair-climbing ability …

In this article, a novel yet simple step climbing robot is proposed and is comprised of two
front wheels, a rear-wheel and an actuator to vary the center distance between the front and …

This paper describes a novel stair-climbing wheelchair operated by human upper body
using lever propelled rotary-legs with posture transition mechanism. The design principle of …

This paper describes a design of a mechanism that aims a wheel to climb obstacles, steps,
or slopes with a suitable smooth path. The proposed four-bar linkage can be installed on …

In this paper, a wheelchair robot equipped with new-style variable-geometry-tracked
mechanism is proposed. This new-style mechanism can adapt to convex terrain and turn to …