Centrifugal pump with adjustable impeller

Claim 1

A PUMP COMPRISING A HOUSING INCLUDING AN OUTLET COMMUNICATED THEREWITH, A GENERALLY CONICAL IMPELLER HOUSING ATTACHED TO THE PUMP HOUSING AND INCLUDING AN INLET, AN IMPELLER RECEIVED IN THE IMPELLER HOUSING AND INCLUDING A GENERALLY CONICAL SURFACE CONFORMING WITH THE IMPELLER HOUSING, A DISCHARGE MANIFOLD INCLUDING A PLATE RECEIVED IN THE PUMP HOUSING AND HAVING SPACED VANES COMMUNICATED WITH THE PERIPHERY OF THE IMPELLER FOR ENABLING DISCHARGE OF LIQUID PUMPED FROM THE IMPELLER TO THE PUMP HOUSING, DRIVE MEANS CONNECTED WITH THE IMPELLER AND EXTENDING THROUGH THE PUMP HOUSING FROM THE SIDE THEREOF OPPOSITE TO THE IMPELLER HOUSING, SAID IMPELLER INCLUDING VANES THEREON EXTENDING SUBSTANTIALLY THROUGHOUT THE LENGTH THEREOF AND DISPOSED ADJACENT THE INTERNAL SURFACE OF THE IMPELLER HOUSING WHEREBY THE LIQUID BEING PUMPED IS CHANGED FROM AXIAL FLOW TO RADIAL FLOW IN SEQUENTIAL STAGES, SAID IMEPLLER INCLUDING A HUB HAVING A CENTRAL OPENING THEREIN, SAID DRIVE MEANS INCLUDING A DRIVE SHAFT RECEIVED IN THE OPENING, A DRIVE SHAFT HOUSING AND BEARING ASSEMBLY MOUNTED ON SAID PUMP HOUSING IN OPPOSED RELATION TO THE INTAKE IMPELLER, BEARING MEANS RIGIDLY FIXED LONGITUDINALLY ON SAID SHAFT, SAID BEARING MEANS BEING MOUNTED ON SAID DRIVE SHAFT HOUSING IN SPACED RELATION TO THE PUMP HOUSING AND BEING ADJUSTABLY ATTACHED THERETO WHEREBY THE POSITION OF THE DRIVE SHAFT IN RELATION TO THE PUMP HOUSING AND THE POSITION OF THE IMPELLER IN RELATION TO THE IMPELLER HOUSING MAY BE ADJUSTED FOR VARYING THE POSITION OF THE IMPELLER IN RELATION TO THE IMPELLER HOUSING, SAID DISCHARGE MANIFOLD INCLUDING A TUBULAR EXTENSION EXTENDING OUTWARDLY FROM THE PUMP HOUSING IN OPPOSED RELATION TO THE IMPELLER HOUSING AND RECEIVING A PORTION OF SAID DRIVE SHAFT, SEAL MEANS WITHIN SAID EXTENSION ON THE MANIFOLD FOR SEALING THE DRIVE SHAFT, AND TUBE MEANS INTERCONNECTING THE SEAL MEANS AND THE OUTLET OF THE PUMP HOUSING FOR CONVEYING LUBRICATING LIQUID TO THE SEAL MEANS, A MOUNTING BRACKET, MEANS DETACHABLY CONNECTING THE BRACKET TO THE PUMP HOUSING, AND A BASE SUPPORTING THE BRACKET THEREON, SAID MEANS CONNECTING THE BRACKET TO THE PUMP HOUSING BEING SYMMETRICAL FOR CONNECTION OF THE BRACKET TO THE PUMP AT A PLURALITY OF POINTS FOR ENABLING THE PUMP TO BE INSTALLED IN DIFFERENT ORIENTATIONS.