Patent ID: 9481013
Filing Date: 2016-11-01
CPC Classification: B07B,Y10T

Claim Text:
1. A combined conveyor and screening apparatus comprising: a housing having opposing inlet and outlet ends spaced apart along a longitudinal dimension of the housing; a conveyor residing in a position running longitudinally of the housing between the inlet and outlet ends thereof; an inlet hopper mounted to the housing adjacent the inlet end thereof with an open lower end of the inlet hopper opening into the housing for feeding of the conveyor from said inlet hopper; a screen; a screen support frame disposed atop the inlet hopper, the screen support frame supporting, or being arranged to support, the screen in a position overlying an area of the inlet hopper; and a screen drive mechanism coupled to, or arranged for coupling to, the screen support frame and operable to drive oscillatory motion of the screen support frame relative to the inlet hopper and the housing; wherein the screen is part of a screening unit that is configured for fastener free seating of the screening unit in an operable position engaged with the screen support frame, and the screening unit comprises downturned flanges defined on respective sides of a perimeter of the screening unit.