Traveling bridge filter with air scour

摘要: A liquid filtration system is provided which includes a traveling bridge device mounting air scour and backwash means for successively cleaning each of plurality filter cells formed in tank. The first hood open to atmosphere adapted sealing engagement with cell. may include an inlet conduit supplying under pressure second also cell creating suction within In one embodiment where the pump mounted on carriage, vertical riser hood. alternative arrangement, supplied from ground installed pump, through common manifold, individual cells. this embodiment, flow regulated by valves located externally cell, actuated control arm carriage.