Coating means and method

Claim 1

THE METHOD OF COATING A RUNNING WEB OF FLEXIBLE MATERIAL WITH A LIQUID COATING MATERIAL, SAID METHOD COMPRISING THE STEPS OF CONTINUOUSLY SUPPLYING AN EXCESS OF COATING TO A POND WITH UNIFORM FLOW ACROSS THE WIDTH OF THE WEB TO BE COATED, CONTINUOUSLY BLEEDING OFF FROM BOTH THE TOP AND THE BOTTOM OF THE POND, CONTROLLING THE POSITION OF THE RUNNING WEB TO CAUSE IT TO BE WETTED EVENLY BY THE COATING MATERIAL IN THE POND MOVING THE WEB, OPPOSITE TO THE LIQUID FLOW, ACROSS THE POND, KEEPING THE EDGES OF THE WEB DRY, AND REMOVING ANY SUPERFLUOUS COATING MATERIAL WHICH MAY WORK UNDER SAID EDGES, AND PRESSING THE WEB BY GASEOUS PRESSURE UNIFORMLY AGAINST A MEMBER COMPRISING THE DOWNSTREAM BOUNDARY OF THE POND RESPECTIVE TO WEB FLOW, SO THAT THE WEB AND THE BOUNDARY MEMBER ATTENUATE THE COATING INTO A FILM UPON THE SURFACE OF THE WEB BY HYDRAULIC WEDGE ACTION.