Drum polishing apparatus

Details Drum polishing apparatus Drum polishing apparatus

1974-08-08

1976-06-29

Whitehead, Harold D.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

B24B 3102

Patent

active

039656209

ABSTRACT:
Drum polishing and tumbling apparatus having a cylindrical casing rotated about its central axis. A screw conveyor is located within the casing substantially from one end to the other. The screw conveyor is rotated about its axis relative to the casing. The screw conveyor extends radially outward into proximity to the surface of the inner wall of the casing. Seal means is provided if desired between the blade of the screw conveyor and the surface of the casing. The screw conveyor is journaled in bearings located in the end walls of the cylinder and is independently and selectively rotated.

REFERENCES:
patent: 2517073 (1950-08-01), Alvarez
patent: 2889575 (1959-06-01), Larson
patent: 3306433 (1967-02-01), Blanshine

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