Patent ID: 8460443

Claim:
A portable dust collector comprising a road, sea or train-transportable rectangular box-shaped housing having a first end and a second end, a pair of opposed exterior parallel sidewalls, a roof and a floor all extending between the first end and the second end, an endwall sealing the second end, and an end closure sealing the first end, said housing defining at least one dust collector gas inlet for admitting gas to be filtered and at least one dust collector gas outlet for exhausting filtered gas, a rectangular box-shaped filter and dust-collecting chamber positioned in a lower portion of the rectangular box-shaped housing, said filter chamber sharing a portion of the floor of the housing and being partly bounded by a pair of interior parallel sidewalls spaced inwardly from the exterior parallel sidewalls of the housing, said interior parallel sidewalls defining a plurality of filter chamber dirty gas inlets, an apertured cell plate spaced inwardly from the roof of the housing forming a ceiling for the rectangular box shaped filter and dust-collecting chamber and adapted for mounting filters to the apertures, the plurality of filter chamber dirty gas inlets opening laterally into the rectangular box shaped filter and dust-collecting chamber from spaced apart positions adjacent the ceiling, wherein a pair of lateral dirty gas distribution ducts is defined between the opposed exterior parallel sidewalls of the housing and the opposed pair of interior parallel sidewalls of the filter chamber, and a dirty gas flow path is formed from the at least one dust collector gas inlet, through the pair of lateral gas distribution ducts, and into the rectangular box shaped filter and dust-collecting chamber through the plurality of filter chamber dirty gas inlets, and wherein a clean gas plenum is defined between the cell plate and the roof, and a clean gas flow path is formed between the clean gas plenum and the at least one dust collector gas outlet.