Patent ID: 7134556
Filing Date: 2006-11-14
Classification: B03B

Abstract:
1. An ore washer comprising: a planar, generally circular, gold panning tray with an upper and lower surface; the upper surface of the gold panning tray shaped to incline downwardly from a center to an outer circumference; the gold panning tray having an upwardly extending lip located around the circumference; the gold panning tray having multiple, radially spaced apart, annular grooves located on the upper surface; the gold panning tray having a hub located at the center with the hub having an axis of rotation extending generally perpendicular to the gold panning tray; a crank shaft, having a longitudinal axis, fixedly secured to the hub with the longitudinal axis aligned with the axis of rotation of the hub for rotating the gold panning tray upon rotation of the crank shaft; a stand for supporting the gold panning tray; the crank shaft rotatably mounted to the stand; the stand having at least one elongate arm extending radially across the gold panning tray above the tray in spaced apart relation with the tray from the axis of rotation of the tray to beyond the lip; each elongate arm having a longitudinal axis; multiple trimmer line segments on each arm; each trimmer line segment having one end attached in depending relation to an elongate arm at a position closer to the center than the other end and also having one end attached to one lateral side of the elongate arm and the other end attached to the opposite lateral side of the elongate arm thereby forming a loop having a bottom portion extending toward the gold panning tray and in an oblique relation with the longitudinal axis of the elongate arm; each loop attached to the elongate arm in spaced apart relation along the longitudinal axis of the elongate arm; the multiple loops on each arm arranged in parallel relation; and each loop sized to have the bottom portion resting in close proximity with the upper surface of the gold panning tray.