Patent attributes
An attachment is disclosed for vacuuming particulate material from a storage bag having a perimeter wall with an opening. The attachment may comprise a mobile base for moving across a ground surface and having a front and a rear. The attachment may comprise an intake assembly positioned toward a rear of the mobile base and may include a gathering conveyor configured to move material in a laterally inward direction toward a center of the intake assembly. The attachment may comprise a vacuum conduction assembly configured to conduct a vacuum condition from an outlet opening to an inlet opening positioned adjacent to the center of the intake assembly.