A vibratory feeder of the ball type in which the support system for the ball includes a torsion bar extending vertically upwardly from a base attached to the underside of the ball and at its access. The torsion bar may be formed with two integral arms extending parallel to the main bar and provided with a vertically adjustable clamp for burying the stiffness of the torsion bar for tuning purpose.

Vibratory Feeder

Date: April 1972

Inventor: Warren E. Dion