Patent ID: 6589154
Filing Date: 2003-07-08
Classification: B04B

Abstract:
A decanter centrifuge comprising:a bowl assembly mounted for rotation about a central longitudinal axis, the bowl assembly including a bowl and a gear box, the bowl assembly having first and second hubs located at opposite ends; first and second bearings located on opposite ends of the bowl assembly, the first bearing rotatably supporting the first hub and the second bearing rotatably supporting the second hub; a first drive motor engaged with the first hub for rotating the bowl assembly about the longitudinal axis; a screw conveyor coaxially mounted within the bowl, the screw conveyor having a conveyor shaft attached thereto; wherein the gear box is located between the second hub and the bowl, the gear box engaging the conveyor shaft and adapted to rotate the conveyor at a relative speed with respect to the bowl; and a plurality of circumferentially spaced posts attached to the gear box and to the bowl, fixedly mounting the gear box in a spaced relation with the bowl and rotating at least a portion of the gear box with the bowl.