Patent ID: 6321900
Filing Date: 2001-11-27
Classification: B65G

Abstract:
A conveyor belt cleaning arrangement for a conveyor belt system of the type having an endless belt with an upper conveyor run for transporting material and a lower return run, the cleaning arrangement comprising a pivoting arm, a belt cleaner mounted on said pivoting arm, a hydraulic cylinder acting on the arm, and a device which is responsive to the belt or to a rotating component forming part of the conveyor belt system, which device supplies hydraulic pressure to the hydraulic cylinder, only when the belt is in motion, so as to urge said belt cleaner into contact with the belt and wherein the hydraulic pressure is varied by operatively linking the device to the conveyor belt or to the belt cleaner only when the upper conveyor run is laden with material and is operatively disconnected between therefrom when the upper conveyor run is empty.