Patent ID: 9702362
Date: 2017-07-11
CPC Classifications: F04C

Claim:
1. A rotary lobe pump for conveying a fluid medium containing solids, the rotary lobe pump comprising an inlet and an outlet for the medium being conveyed, and further comprising a pump casing, a first rotary lobe rotatable about a first axis of rotation, and a second rotary lobe rotatable about a second axis of rotation, wherein said first and said second rotary lobes are arranged in said pump casing and have intermeshing rotary lobe vanes, wherein the pump casing comprises: wherein the first casing half-shell and the second casing half shell are arranged opposite one another so that the first side surfaces of the first casing half-shell and the second side surfaces of the second casing half shell face one another and are separated from each other by a distance; and an intermediate casing that extends across the distance, wherein the first casing half-shell and the second casing half-shell are connected fluid-tightly to each other by at least the intermediate casing to seal the pump casing fluid-tightly and define boundaries of an oblong chamber in which the first rotary lobes and the second rotary lobe are located.