Lock ball roof edging

Claim 1

FINISHING TRIM FOR A ROOF OR OTHER STRUCTURE HAVING GENERALLY FLAT UPPER AND LOWER SURFACES WITH A CONNECTING EDGE SURFACE, SAID TRIM BEING OF A CONFIGURATION TO FIT AROUND THE UPPER, LOWER, AND EDGE SURFACES OF THE STRUCTURE TO WHICH IT IS APPLIED AND INCLUDING A FLAT PORTION DESIGNED TO OVERLIE THE UPPER SURFACE, AN ANGULAR PORTION FOR OVERLYING THE EDGE AND WITH A RESILIENT GENERALLY CYLINDRICAL UNDERLYING PORTION TO PROVIDE A CLAMPING ACTION AND WITH SUCH UNDERLYING PORTION HAVING AT LEAST ONE ANGULAR EXTREMITY WHEREBY A LENGTH OF SUCH TRIM CAN BE APPLIED AND SECURED IN PLACE AND THEREAFTER A SECOND LENGTH CAN BE LOCATED IN OVERLAPPING RELATION TO THE FIRST AND CAN BE FITTED TOGETHER WITH THE FIRST AND INSTALLED IN FINAL POSITION BY ROTATING IT ABOUT THE AXIS OF ITS GENERALLY CYLINDRICAL PORTION CAUSING THE SECOND LENGTH TO BE LOCKED TO THE FIRST LENGTH, PART OF SAID CYLINDRICAL UNDERLYING PORTION OF THE FIRST LENGTH BEING IN ALIGNMENT WITH PART OF THE UNDERLYING PORTION OF THE SECOND LENGTH, AND SAID ANGULAR EXTREMITIES BEING IN ENGAGEMENT AND PROVIDING A DRAINAGE OPENING.