|(11)||EP 2 620 620 A3|
|(12)||EUROPEAN PATENT APPLICATION|
|(54)||Fluid flow control device and method|
|(57) A fluid flow control system (10) includes a fluid inlet (14), a central chamber (16), a first nozzle (18) extending from a first side of the central chamber and comprising a first throat (42), a second nozzle (20) extending from a second side of the central chamber opposite the first side and comprising a second throat (60), and a flow control shuttle (22). The flow control shuttle includes a first needle (48) having a first tapered portion (50) positioned within the first throat (42) for controlling flow through the first nozzle (18) and a second needle (54) having a second tapered portion (56) positioned within the second throat (60) for controlling flow through the second nozzle (20).