vibrating grizzlies

vibrating grizzlies

[′vī‚brād·iŋ ′griz·lēz]
(mechanical engineering)
Bar grizzlies mounted on eccentrics so that the entire assembly is given a forward and backward movement at a speed of some 100 strokes a minute.
References in periodicals archive ?
Later, Symons vibrating grizzlies and screens were introduced to compliment the crusher line.