Patent ID: 7111739
Filing Date: 2006-09-26
Classification: B07B

Abstract:
1. An apparatus for the sizing and separating of particles, comprising: a base; a frame mounted on the base by suspension means; a motor assembly attached to the frame for vibrating the apparatus; a screen box mounted on the frame; at least two screens disposed within and secured to the screen box; a spreader tray for each screen, wherein each spreader tray is disposed above each respective screen in the screen box; at least two inlet ports defined in opposing sides of the screen box for each spreader tray proximate each respective spreader tray; a distributor proximate the screen box; means for connecting the distributor to the inlet ports, whereby particles are conveyed from the distributor to the inlet ports and on to the spreader trays; a pan for each screen, wherein each pan is disposed in the screen box underneath each respective screen to receive particles that pass through the screens; at least one tube in fluid communication with the pans to convey undersize particles away from the apparatus; and a hopper at a lower end of the screen box that defines an outlet to receive and convey particles that pass over the screens away from the apparatus.