oscillating screen

oscillating screen

[′äs·ə‚lād·iŋ ′skrēn]
(mechanical engineering)
Solids separator in which the sifting screen oscillates at 300 to 400 revolutions per minute in a plane parallel to the screen.
References in periodicals archive ?
The belt-fed Estasi machine by Milani "brushes" berries off stems by coupling the forward motion of the belt with a "transverse oscillating screen." The machine is designed to be gentle to preserve as many whole berries as possible.