Patent ID: 8075648

Claim:
A filter element cleaning system having a pressurized gas generator; the system comprising: (a) a compressed air manifold storing pressurized gas; (b) a valve in fluid communication with the manifold; and (c) a nozzle arrangement including at least a single nozzle connected to the valve for directing gas from the compressed air manifold; each nozzle having a tubular wall with an end connected to the valve and an opposite free end and defining an interior channel; the free end defining a circumferential edge; (i) the interior channel being obstruction-free; and (ii) the tubular wall defining at least one open slot; the open slot being open at the free end of the tubular wall and extending from the edge of the free end along the tubular wall to be closed in board from the free end; the at least one open slot in the tubular wall being constructed and arranged to permit the flow of gas from the compressed air manifold therethrough.