Basket swing device comprising at least two eccentrics on the shaft of the motor power take-off, each independently linked by a rod and lever to the corresponding oscillating basket of vertical axis, and with symmetrically opposed eccentricities with respect to said axis of the power take-off of the motor to cause the simultaneous and controlled oscillation of the extractor baskets in opposite directions of approach and distance. (Machine-translation by Google Translate, not legally binding)
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