Coating applying apparatus

Claim 1

IN AN APPARATUS FOR APPLYING A LIQUID ADHESIVE COATING SUBSTANCE TO SHEET OR SLAB MATERIAL; THE COMBINATION OF A COATING ROLLER AND A COATING CONTROL ROLLER OF THE SSAME LENGTH AND MOUNTED ROTATABLY SIDE-BY-SIDE WITH THEIR AXES EXTENDING HORIZONTALLY AND BEING SPACED APART SO AS TO SUBSTANTIALLY ESTABLISH ROLLING CONTACT THEREBETWEEN ALONG A HORIZONTAL LINE, END PLATES AT THE OPPOSITE ENDS OF SAID ROLLERS AND EXTENDING ABOVE SAID LINE OF ROLLING CONTACT, AT LEAST ONE OF SAID END PLATES HAVING AN OVERFLOW OPENING THEREIN WITH THE BOTTOM OF SAID OVERFLOW OPENING AT A LEVEL ABOVE SAID LINE OF ROLLING CONTACT, A GENERALLY U-SHAPED SEALING ELEMENT HAVING A SUBSTANTIAL THICKNESS AND BEING SECURED TO THE INNER SURFACE OF EACH OF SAID END PLATES, MEANS ACTING ON SAID END PLATES TO CAUSE THE SEALING ELEMENTS OF THE LATTER TO SLIDABLY BEAR AGAINST THE ADJACENT ENDS OF SAID ROLLERS, EACH OF SAID SEALING ELEMENTS HAVING AN INNER PERIPHERY THAT EXTENDS ACROSS THE ADJACENT END OF SAID LINE OF ROLLING CONTACT AND THEN UPWARDLY ACROSS SAID ADJACENT ENDS OF THE ROLLERS AT THE OPPOSITE SIDES OF SAID LINE OF ROLLING CONTACT THEREBY DEFINING AN UPWARDLY OPENING RECESS BETWEEN SAID INNER SURFACE OF THE ADJACENT END PLATE AND THE ADJACENT ENDS OF THE ROLLERS SO THAT WHEN LIQUID ADHESEIVE COATING SUBSTANCE IS SUPPLIED TO THE SPACE BETWEEN SAID ROLLERS ABOVE SAID LINE OF ROLLING CONTACT, THE LIQUID COATING SUBSTANCE CIRCULATES IN EACH RECESS TO PREVENT HARDENING OF THE COATING SUBSTANCE ON SAID ENDS OF THE ROLLERS AND SAID END PLATES AND SEALING ELEMENTS EFFECTIVELY CONTAIN THE SUPPLY OF LIQUID ADHESIVE COATING SUBSTANCE AT THE ENDS OF SAID ROLLERS.