High pressure peristaltic pump for separation apparatus

Claim 1

A PERISTALTIC PUMP FOR DELIVERING FLUIDS IN EVEN FLOW THROUGH A FLEXIBLE TUBE AT HIGH PRESSURE TO A HIGH PRESSURE CHAMBER COMPRISING IN COMBINATION, AT LEAST THREE SEQUENTIAL LONGITUDINALLY ALIGNED SQUEEZE MEMBERS DESIGNED TO ASSUME EITHER AN OPEN OR SQUEEZE POSITION, PNEUMATIC MEANS CONNECTED TO SAID PUMP TO SIMULTANEOUSLY SEQUENTIALLY AND GRADUALLY SQUEEZE IN PROGRESSION, THE LAST AND FIRST, THE FIRST AND SECOND, THE NEXT TO THE LAST AND LAST, AND AGAIN THE LAST AND FIRST SQUEEZE MEMBERS, THE GRADUAL SQUEEZING BEING IN THE DIRECTION OF DELIVERY, EACH OF SAID SQUEEZE MEMBERS COMPRISING A HOLLOW SOLID FLANGED ELONGATED OUTER JACKET, A HOLLOW RESILIENT FLANGED, TAPERED-WALL INNER JACKET, SAID TAPERING BEING SUCH THAT THE WALL TAPERS COUNTER TO THE FLOW DIRECTION OF THE FLUID BEING PUMPED, SAID TAPERED WALL INNER JACKET BEING DISPOSED WITHIN AND IN ENGAGEMENT WITH SAID OUTER JACKET, THE FLANGES OF SAID INNER AND OUTER JACKETS BEING DISPOSED ALONGSIDE ONE ANOTHER AND FASTENED TOGETHER SO THAT THE INNER AND OUTER JACKETS FORM A CLOSED CHAMBER WHEN INFLATED BY SAID PNEUMATIC MEANS, AN OUTLET SECTION INCLUDING A RIGID TUBE CONNECTED RIGIDLY AT ONE END TO A HIGH PRESSURE CHAMBER AND AT THE OTHER END RIGIDLY CONNECTED TO THE FLANGE OF THE OUTER JACKET DISPOSED ON THE DELIVERY END OF THE LAST OF SAID SQUEEZE MEMBERS, SAID FLEXIBLE TUBE BEING ENCASED IN SAID RIGID TUBE AND THEREIN OUTWARDLY SUPPORTED TO PREVENT ITS BURSTING, AND FEED LINES COUPLING SAID PNEUMATIC MEANS TO EACH OF SAID CHAMBERS.