Patent ID: 7703170

Claim:
A self-cleaning wet dry vacuum cleaning device comprising: an intake nozzle for accepting waste into the device; a vacuum in communication with the intake nozzle for providing suction to the intake nozzle, the intake nozzle moveable between an extended position during the collection of waste and a retracted position when the device is not collecting waste; a removable waste storage compartment in communication with the vacuum for storing the waste vacuumed into the intake nozzle; a passageway connecting the intake nozzle to the vacuum and the vacuum to the waste storage compartment; a removable fluid reservoir for storing fluid, the fluid reservoir in fluid communication with the interior of the intake nozzle; a spray pump in communication with the fluid reservoir for dispensing fluid from the fluid reservoir; and at least one spray jet in fluid communication with the fluid reservoir, the spray jet located in the interior of the intake nozzle to spray fluid in the intake nozzle to break up waste and to lubricate and clean the interior of the passageway.