Tow crimper closure

Claim 1

A TOW CRIMPER COMPRISING: A PRESSURE-CONTAINING VESSEL HAVING AN OUTLET OPENING; MEANS FOR SUPPLYING HOT GAS UNDER SUPERATMOSPHERIC PRESSURE TO THE INTERIOR OF SAID VESSEL; A HOLLOW CHAMBER HAVING AN INLET COMMUNICATING WITH SAID OUTLET OPENING AND HAVING A DISCHARGE OPENING; A BEARING SURFACE ON ONE SIDE OF SAID CHAMBER NEAR SAID DISCHARGE OPENING; A RECESS IN THE SECOND SIDE OF SAID CHAMBER OPPOSITE SAID BEARING SURFACE; A ROLLER SUPPORTED PARTIALLY WITHIN SAID RECESS; AND MEANS RESILIENTLY URGING SAID ROLLER TOWARD SAID BEARING SURFACE, SAID MEANS COMPRISING SPRING MEANS AND FLUID PRESSURE MEANS BOTH COACTING TO URGE SAID ROLLER TOWARD SAID BEARING SURFACE, SAID FLUID PRESSURE MEANS INCLUDING MEANS FOR INTRODUCING LIQUID UNDER SUPERATMOSPHERIC PRESSURE INTO SAID RECESS BEHIND SAID ROLLER WHEREBY LIQUID IS PERMITTED TO FLOW THROUGH THE CONSTRICTED SPACES BETWEEN SAID ROLLER AND THE WALLS OF SAID RECESS INTO SAID HOLLOW CHAMBER.