Patent ID: 6206662
Filing Date: 2001-03-27
Classification: F04B

Abstract:
Two cylinder slurry pump with a feed hopper for the admission of slurry, an agitator, the shaft of which is inserted in the feed hopper and a swivel sleeve valve, which is arranged in the feed hopper, serves to control the alternating suction and feed cycle of the feed cylinder and in front of the openings of the feed cylinder there is a swivel inlet arm as well as an outlet arm which has a revolving connection to the pressure pipe, whereby the openings of the feed cylinder behind the rear wall of the feed hopper and the outlet arm between the agitator shaft and the rear wall are arranged on this wherein the inlet and outlet arm of the sleeve valve have a right-angled L-shaped layout, identified by the axle centre of the outlet arm sloping vertically towards the rear wall of the feed hopper in such a way that the inlet arm of the L-shaped unit points downwards.