**2.1 Contemporary imitations of existing wheelchair designs**

Most current designs use lots of expensive material and components, and this makes them unaffordable to the majority of the people who need them especially for communities in impoverished developing regions of the world. The wheelchair design in **Figure 3** requires the user to have legs that meet a minimum bone density to undergo this motion. Hence there is need for a design to accommodate all types of users with or without legs.
