Patent ID: 6742219
Filing Date: 2004-06-01
Classification: E01H

Abstract:
An air sweeping system for removing debris from a surface, the system comprising:a head assembly having a main chamber for debris pick-tip having an outlet portion; a nozzle configured to direct a flow of sir into the main chamber to entrain debris; a manifold in communication with the nozzle, with one end of the manifold including an input portion to receive pressurized air; a first front skirt, the first front skirt positioned adjacent to and substantially coextensive with the main chamber, the first from skirt selectively movable between a first position and a second position; a debris receptacle, with a first bin having a low pressure debris conduit port and a second bin in communication with the first bin, the second bin including a separator having an intake aperture, a debris aperture and an exhaust, the first and second bins having adjacent discharge openings which are accessible through a movable panel; and a debris conveyer operatively connecting the head assembly to the debris receptacle; wherein an air stream with entrained debris is conveyed from the output portion of the head assembly to the debris receptacle, debris separated and conveyed to the input portion of the head assembly.