REPLACEABLE BLADDER PULSATION DAMPENER

摘要

A pulsation dampener comprises A. A VESSEL HAVING A HOLLOW INTERIOR AND A MAIN INLET FOR FIRST FLUID SUBJECTED TO PULSATION, B. A BLADDER EXTENDING WITHIN THE VESSEL INTERIOR DIVIDING SAME INTO A FIRST ZONE ADAPTED TO RECEIVE SAID FIRST FLUID AND A SECOND ZONE ADAPTED TO CONTAIN SECOND FLUID UNDER PRESSURE, AND C. THE VESSEL HAVING AN INLET FOR SAID SECOND FLUID AND WHICH IS LOCATED TO BE OVERLAPPED BY SAID BLADDER FOR SEALING OFF COMMUNICATION BETWEEN SAID INLET AND SAID SECOND ZONE IN RESPONSE TO FIRST FLUID PRESSURE EXERTION AGAINST THE BLADDER.