Traverse screen construction

Claim 1

IN A MULTIPANEL TRAVERSE SCREEN CONSTRUCTION, IN COMBINATION: A PANEL PROVIDED WITH AN UPWARDLY PROJECTING EAR OF RESILIENT MATERIAL HAVING AN APERTURE FORMED THERETHROUGH, THE EAR HAVING A THICKNESS SMALL RELATIVE TO ITS LENGTH AND WIDTH; AND A CARRIER ARM HAVING AN OPEN SLOT EXTENDING VERTICALLY THERETHROUGH DEFINED BY WALLS SPACED APART A DISTANCE APPROXIMATLEY DOUBLE THE THICKNESS OF THE EAR, THE ARM HAVING A STUD PROJECTING INTO THE SLOT FROM ONE OF SAID WALLS INTERMEDIATE THE ENDS OF THE SLOT AND A RAMP PROJECTING INTO THE SLOT FROM THE OTHER WALL, THE RAMP AND STUD BEING SPACED FROM ONE ANOTHER LONGITUDINALLY OF THE SLOT AND IN HORIZONTAL ALIGNMENT, AND THE OUTERMOST EXTENT OF EACH BEING SPACED FROM THE RESPECTIVE OPPOSITE WALL BY DISTANCES GREATER THAN THE THICKNESS OF THE EAR, SAID RAMP TERMINATING INWARDLY IN AN APEX AND INCLUDING CAMMING SURFACES EXTENDING SYMMETRICALLY UPWARDLY AND DOWNWARDLY FROM THE APEX.