https://youtu.be/8H5OT9CgLho
Wheelchair Lift
Wheelchair Lift designed by Harry Hardy, Greg Mills and Marvin Pflug in association with the Tetra Society of North America.
https://youtu.be/0GcLrlQybes
Bowling Ball Chute
This gadget releases bowling balls down a chute, making it possible to bowl from a wheelchair.
https://youtu.be/ehTiEM-EY8Y
Wheelchair Driveway Hoist
A driveway hoist helps a young man access a steep driveway. Previously he had to be transferred to a vehicle.