They have been involved with the evolution of the idea for many years. They work with machines that create a lot of dust. Their toolboxes and general objects were always getting dirty, and could only be cleaned with a lot of effort. In the search for a solution for a way to speed up this annoying work, They came up with the idea of Dusty-Brush. As with an ant colony, it takes working together to get the job done well. They transferred the idea to Dusty-Brush. “Many manage more than one” , was followed by considerations and drawings.