Trough vibratory dispenser comprising a frame, a discharge tray which is provided with an adjusting valve mounted on it a collecting hopper mounted on a fixed support, spring-loaded rod, rigidly associated with the discharge chute and positioned by the drive motor, characterized in that it is provided with a single-phase frequency converter having an input connected to the AC mains and the motor performs a linear reciprocating motion and is formed as a three-phase asynchronous linear Second motor, the secondary element of a three-phase linear induction motor is spring-loaded rod, rigidly associated with the discharge chute and disposed on the drive side, with one coil of three-phase linear induction motor is connected to the AC mains, and the other two are connected in series and connected to the output single-phase frequency converter.
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